honda gx390 torque values

Hope some one can help. 0000002049 00000 n Workplace Enterprise Fintech China Policy Newsletters Braintrust martin 2022 Events Careers angry birds 2 promo codes 2022 reddit Ive never seen bolts included in the box of a predator. I've been told never to use an old piston, while other say it doesn't matter if the old one isn't worn. 0000003372 00000 n 0000022470 00000 n Absolutely! 0000003170 00000 n Call for more information.GCK Straight Out Flange and stub (1st picture)GCK- UP Flange with 90 bend Up (2nd picture) for clutch clearance on some carts . Fastener Type Torque Spec Main cap bolts 95-105 ft-lbs Connecting rod bolts 40-45 ft-lbs. Honda does not provide a sequence order in which these bolts need to be torqued. 0000008035 00000 n I hope the numbers you gave me are for a different engine - maybe a GXV340 has this smaller bore? Shop our large selection of Honda Engines GX390 GX Series OEM Parts, original equipment manufacturer parts and more online or call at 717-375-1021 It's torque peak is almost 20 lbs ft! OK, Specs. 0000004450 00000 n 0000027158 00000 n Most typical "racing" mods will shift the torque up in the rpm increasing your HP, your aim is to produce a torque curve that makes a flat 24 hp without going over your torque limit, ie extending your usable range of power. GX390 Adjustable Hub Flywheel The ARC Billet Flywheels are CNC machined from 6061 T-6 Aluminum. Hub. It has a bore and stroke of 88.0 mm x 64.0 mm. I don't know what happened but can you post the message here instead? Denver is above 5,000 feet. 0000001756 00000 n What's your opinion? 0000130930 00000 n My bore is dead on then. GX390; Engine Type: Air-cooled 4-stroke OHV: Air-cooled 4-stroke OHV: Bore x Stroke: 88 X 64 mm: 88 X 64 mm: Displacement: . Nice. OLD vs NEW You can clearly see what it does to the torque curve. Mass production engines may vary from this value. 0921. 0000184742 00000 n Can you get the plot from the dyno so you can get an idea what the torque curve looks like and where you can work on increases without going over the limit? My point is your calculating his power with engine rpm and torque at the output shaft after the 2:1. 0000193663 00000 n Oil Drain Valve (AM) Honda Oil (OEM) 10W30 / 5W30 . Another way to go about it if your looking for low end grunt is remove the Gov and go with lower gearing, you will get a lot better low end pull and without the Gov retain or gain some top end speed from the higher rpm, just depends on what you want and how you set it up. Head torque, 23.1-27.5 Ft-lb. net torque). HMj0Oiw#t,zMX M;:8*8~Nn}:$J:{F!-a&. 0000007923 00000 n Thanks for any help. 0000004360 00000 n Thanks so much for your help. Max. This mower was bought new by the fellow I'm working on it for and has never been into. Cam bolts 40-45 ft-lbs. This part is no longer available and has been replaced by Oregon 50-431. Pressure washers Commercial lawn and garden equipment Tillers/cultivators It will not waste your time. Mass production engines may vary from this value. 0000002385 00000 n at cont. 0000237466 00000 n Model Series: Intake Valve Clearance: Exhaust Valve Clearance: GX640: 0.10-0.14mm ( 0.004-0.006in ) 0.18-0.22mm ( 0.007-0.009in ) GX100: 0.15 +/- 0.04mm Will you read my last comments on honing the cylinder and make comments/suggestions? After comparing the price of all the parts vs getting a new engine with more displacement, I decided against it for now. Golf Cart Kit Honda . Nominal bore, Standard is 3.228" with a service limit of 3.235". For a better experience, please enable JavaScript in your browser before proceeding. lb) of torque at 2,500 rpm. When this is the case, it is best practice to start from the center and alternate bolts/nuts while moving outward. Sorry for you spending all that time just for me. It may not display this or other websites correctly. PWP_3bJJes6DMh442@58 S#i7F00@8lp&@8kZi-t' 3F endstream endobj 353 0 obj <>stream Some porting of the head in the exhaust port (and intake) to relieve sharp corners and smoothing of any casting flaws helps for sure. _mu+7^~. The intake manifold nuts and bolts are torqued to 16 ft. lbs. Straight shaft 1" x 2-31/64", 1/4" keyway, Elect Start, 18A Charge, Oil Alert. CRANKCASE COVER, CRANKSHAFT, PISTON GX340GX390K1/R1/T1/U1/UT1 Engine Assembly Information PISTON CRANKSHAFT/BALANCER/PISTON EXHAUST VALVE REMOVAL/INSTALLATION . net torque 26.5 Nm ( 2.7 kgfm ) / 2500 rpm Ignition system Digital CDI with variable ignition timing Governor system Electronic Starter Recoil and electric Choke Automatic Fuel tank capacity 6.1 Liter Fuel cons. 0000082233 00000 n Change country Country. 0000233571 00000 n local Honda dealer won't help. 0000000016 00000 n as follows; Rod torque, 8.7-11.5 Ft-lb. The main feature of this design is the steel crankshaft hub that allows for timing changes at 2 increments. 0000005690 00000 n 0000006412 00000 n rated power 3.5 L/h - 3600 rpm Engine oil capacity 1.1 Liter Dimensions (L x W x H) 406 x 460 x 448 mm Dry weight 31.7 kg On the camshaft, an earlier exhaust valve opening, a longer duration to get more air and fuel in (and exhaust out) and a little more lift would be beneficial. 0000004900 00000 n Ad on Ebay says 99 % of parts you can buy from Honda. 0000121819 00000 n Fits a Honda GX390 13 HP or Duramax 16 HP. It will require an upgraded spring package, billet rod, and billet flywheel. Combustion Cleaner (OEM) 385g . It seems like I should have a good hatch even though I've hit it very little but I bet since I have the spring pressure so low on my hone combined with the hard Honda cylinder, I don't have a good cross hatch yet. The stone have a spring tension adjustment and I have the spring tension as light as it will go as to not ream the cylinder out. Cylinder head bolts 90-100 ft-lbs. GX390 13HP Honda 1" Shaft Engine -TO $649.00 $75.00 shipping or Best Offer Ignition Coil Spark Plug F7TC Honda GX240 GX270 GX340 GX390 8/9/11/13HP Engines $14.95 Was: $16.99 New Muffler Fits Honda GX390 GENERATOR Engines 13HP $62.95 GX340 GX390 Recoil Carburetor Ignition Coil Spark Plug Air Filter For Honda 13HP $39.99 Free shipping in) single-cylinder air-coolled 4-stroke internal combustion small gasoline engine with horizontal shaft, manufactured by Honda Motor for general-purpose applications. Just invest little time to contact this on-line declaration honda gx390 engine torque specs as The dyno is a straight engine dyno and automatically adjusts pressure. $2,086.00. Got new parts. GX390QNR. 0000239426 00000 n Harmonic damper bolt 70-90 ft-lbs. Thanks for your help, it is very appreciated. Features Specifications Please select a model from the drop-down (s) below to view the specifications. hmm. 0000122621 00000 n I know the GX390 that i have is from an old pressure washer, ill have to grab the model and see. So are experiencing a lack of on track performance? Intake Valve. Max. {5#rssb~/Z%>w%>JD]G/bzWRLb?9\M]S7'F6$kUjERiz3A)sxZ>~f It is a slip together kit that you weld. 0000007810 00000 n . Change country. . Question is, how much? The crankshaft is 3/4in, and the mounting flange is a universal standard. Honda cylinders are some of the hardest I've seen so I don't believe you will get into in too quickly. 794572 Carburetor Briggs & Stratton Replaces # 793224 791888 792358 792171 Assy 52.98 19.99. xref 0000048201 00000 n HWn7}D+ &NnEENR{=3$u ! Pressure plate bolts 35 ft-lbs. hbbbd`b``3 C7> L endstream endobj 350 0 obj <>/Metadata 6 0 R/Pages 5 0 R/StructTreeRoot 8 0 R/Type/Catalog/ViewerPreferences<>>> endobj 351 0 obj <>/Font<>/ProcSet[/PDF/Text]>>/Rotate 0/StructParents 0/TrimBox[0.0 0.0 595.276 841.89]/Type/Page>> endobj 352 0 obj <>stream Available for other motors, too! I put it on our schools small engine dyno and it put down 17hp 26tq at 4400rpm. Engines according to our dyno are not allowed to produce more than 24hsp and 49nm of torque. 0000015765 00000 n 0 I truly appreciate it. >sJP,$Ad&L\m *23*8 Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! 7.0 kW ( 9.4 HP ) / 3600 rpm Max. Auto Express New Honda GX390 Starter Motor with Solenoid FITS 13hp GX 390 Engine & Generator 18 $8195 FREE delivery Oct 27 - 31 Replacement Honda Lawn Mower Recoil Starter Assembly GX340 GX390 28400ZE3W01ZA 11hp 13hp Generator Parts 481 $1799 FREE delivery Sun, Oct 30 on $25 of items shipped by Amazon Or fastest delivery Wed, Oct 26 Price $80.00. 0000238238 00000 n 0000022863 00000 n JavaScript is disabled. Oil pump bolts 23-28 ft-lbs. 0000026161 00000 n Blew connecting rod, broke bottom of piston. Ultimate Karting. The original poster can confirm if those torque figures are with a reduction, but considering a gx390 usually makes about 25 Nm I would say it is. It looks just like a Honda GX390, 13 hp. Intake manifold bolts 23-25 ft-lbs. The engine is revving to 14,000 rpm in your calculations above. 0000010327 00000 n Are you positive on that nominal bore value? 0000002883 00000 n All Power America Steele Gentron JF420-I-04B Generator Carburetor Assembly 89.98 34.95. It may not display this or other websites correctly. It must be VERY hard. JavaScript is disabled. HondaLawnParts.com stocks Genuine Honda Engine Parts to keep your GX390 in peak condition. This is the official service website for Honda, Power Products, Marine, General Purpose Engine & DC Power unit, GX390. Honda New GX390 Engine Standard 1" Crank, Electric Start, Oil Alert Brand: Honda 30 ratings $1,49900 See more About this item Fuel: Unleaded 86 octane or higher Governor System: Centrifugal Mass Type Air cleaner: Dual element Oil Capacity: 1.16 US qt (1.1 L) Fuel Tank Capacity: 6.4 U.S. qts (6.1 liters) Buy it with So standard keyway, mount threads and crank bolt . I don't understand why your not getting my PM's :hammerhead: A forum community dedicated to lawn care and landscaping professionals and enthusiasts. iGX390QZNR. DJ-3114 GX270-GX390 Dyno 275 WLC Cam. Any comments or suggestions? Engine has no Honda numbers. Guys the dyno readings might not be 100% correct as I know that with certain dyno's you need to have the correct weighted flywheel to give accurate figures. Brough a 13 hp Pro max on Ebay. It is a 389cc, 11.7 HP and 3600 RPM. <<46D8B01021851E47BE121162D4D60465>]>> Aftermarket Part No: 36-325. MENU > General Purpose Engine & DC Power unit > GX390 > Owner's Manual Please select your country. 0000004810 00000 n Easy with car engines not so much with I/C single cyl engines. If they do not thread in by hand something's wrong. 0000124013 00000 n 0000006535 00000 n 0000132919 00000 n Still, without the RPM numbers, your information, as good as it is, isn't of much value. Rewind Starter Handle (OEM) All Engines . Hondabond 4 (OEM) Liquid Gasket . Is it possible to increase torque output at a given RPM range (1800-2200) doing any performance part installations for the honda gx390? ft) Recheck valve clearance after tightening the rocker arm pivot lock nut. Std Torque ( N-m ) Std Torque ( ft-lb ) Screw: 3: 1: 0.7: Screw: 5: 4: 2.9: Screw: 6: 9 : 6.5 : Bolt and nut: 5 : 5 : 3.6 : Bolt and nut: 6 : 10 : 7 : Bolt and nut: 8 : 21 : 15 : Bolt and nut: 10 : 34 : 25 : Bolt and nut: 12 : 54 : 40 : Flange bolt + nut: 5 : 5.5 : Flange bolt + nut: 6 : 12 : 9 : Flange bolt + nut: 8 : 26 : 20 : Flange bolt + nut: 10 : 39 : 29 I guess I need to hone it more, I just don't want to "bore" the cylinder any with the hone. You are using an out of date browser. Official specs and features for the Honda GX340 small engine. Would not recommend doing that. Quick Summary. This Honda small motor is built with quality components and is ready to outlast the competition. 0000158970 00000 n Grant, I would talk to the guys at Vegas Carts and ask them for suggestions. 6 73 0000001123 00000 n TI_HONDA_GX100_CAM_PULLEY_R&R 2 04/08/2013 Technical Information Valve adju Valve adjusting lock nut Cam pulley 6.8 x 1.9mm HONDA GX100 CAM PULLEY sting screw Torque spec: 7.5 N-m (0.75 kgf-m, 5.4 ft lb) Exhaust rocker arm Head cover Rocker arm shaft Intake rocker arm Timing belt Cam pulley shaft Cam pulley shaft O-ring Do not reuse Yeah, I did give you 340 specs. 0000050499 00000 n 0000026746 00000 n 0000045411 00000 n Looks like an increase of 1.5 Newton meters just with that? 0000004585 00000 n 0000259411 00000 n #,:=oK|a,YuwQHD@("P[y8 C'7Z>p9 G",pPYSdAU;K`jER,fMqYfwpnAG\Ft;$E7l|3z=1~7y*~VT_tFt,5iedmu 9$Hrpk(lT|#Imf+y8n8Ye|p*c_ *Z;`;CLnAiJ[P> Portable hydraulic power units, stump grinders, generators, trash pumps, pressure washers and small specialized farm equipment tasks are easily handled by the Honda GX390. . With new features and better performance, the new GX engines establish themselves yet again as one of the best engines in the business. 0000008200 00000 n 78 0 obj <>stream 0000004675 00000 n All I want to do is put a good cross hatch in it for the rings to "bite". net torque 26.5 Nm ( 2.7 kgfm ) / 2500 rpm Ignition system Digital CDI with variable ignition timing Starter Recoil (el. 0000002126 00000 n 0000004540 00000 n Honda's GX390-QA2 is a lightweight engine that offers a cooler, more fuel-efficient operation. Down side with small ports is you kill upper rpm power. Somebody walked off with my 390 manual. Price: $10.99. I found the best bang for the buck was going with the comet 780 series. Purchase today from Northern Hydraulics or call for more info. 0000004314 00000 n It is EASY and FREE . This Honda engine is a 4-stroke OHC single cylinder, which is a 88 X 64 stroke. World Formula premier clutch with motorbike type chain. 0000004765 00000 n .Pm]T1 . Insert the thickness gauge of proper thickness between the ignition coil and flywheel. N\d)1u3LG SPECIFIC TORQUE VALUES (GX160) Item Thread Dia. From spring 2010 onwards, Honda producing the updated version of GX390 engines with larger displacement. 0000206224 00000 n For a better experience, please enable JavaScript in your browser before proceeding. The Fora platform includes forum software by XenForo, VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. 6 0 obj <> endobj Does anyone have a book on these engines that you could look this up in? Honda sprc for the GX390K1 26.5NM @ 2500 RPM that is not with the 2:1 reduction. 0000230870 00000 n Thanks so much for your help. Rocker arms 17-23 ft-lbs. I've seen this done before at the machine shop so I did it the same: Put a light coat of transmission fluid in the cylinder for lubrication then run the hone up and down gently while twisting it with a conventional drill. 5,500 feet, plus some maybe, is getting up there. rated power 3.5 L/h - 3600 rpm Engine oil capacity 1.1 Liter Dimensions (L x W x H) 406 x 460 x 448 mm Dry weight 31.7 kg SPARE PARTS %PDF-1.4 % A IGNITION COIL AIR GAP . NM is newton Meter, the formula does not change. xb``pc``d```~ Where on track are the other motors faster than you? 0000233851 00000 n This online declaration honda gx390 engine torque specs can be one of the options to accompany you similar to having further time. Honda specs, its something close to that from memory. 0000258893 00000 n 349 0 obj <> endobj xref 349 31 0000000016 00000 n Also, do you think I should install a new piston even though my bore measure dead on standard and my piston skirts don't look worn? Or is it due to other unseen changes? hb``f``h 0000004495 00000 n 0000007114 00000 n 0000258383 00000 n 1 5/16" muffler fits. 0921. Compression ratio rating is 8.0:1. HAN0}N'` 0000001450 00000 n one of the best ways I know of for improving low end torque is to raise the compression and use a head with the smallest ports possible. Ouch yeah sounds like ya jammed a M8x 1.25 fastener into a 5/16 fine thread hole. I did it a couple of times for about 30-45 seconds, then cleaned it out with a cloth. Maybe someone from Denver CO can jump in? http://www.vegascarts.com/product-p/gp966comp.htm, http://www.vegascarts.com/category-s/1822.htm. %%EOF 0000008401 00000 n 0000004757 00000 n I 4H~f1|;d/(;pQ \DD\zd7p$00Xli(b FF$pr ^v endstream endobj 378 0 obj <>/Filter/FlateDecode/Index[8 341]/Length 34/Size 349/Type/XRef/W[1 1 1]>>stream I've rebuilding a Honda GXV390 (13hp, vert crankshaft) and need to know the rod torque and head torque values. Dealer. Honda Engines GX390 Exploded View parts lookup by model. , Because the 340 and 390 use the same with the exception of the bore which I forgot about. Enter your model number in the search box above or just choose from the list below. trailer 0000042345 00000 n 0000158625 00000 n Thanks restorob. I almost bought a bunch of parts, but Vegascarts said that I would need to get the piston milled down a bit and do some minor block clearancing. Straight shaft 1" x 2-31/64", 1/4" keyway, Elect Start, 10A Charge, Oil Alert. Xc6 8zB\@L 4DP$|o;\p>`t; bb $4ceXc[G0.htY u^, B,iT$D`XZF/@ ^ca300 3K Rewind Starter (AM) GX340 - GX620 . 0000124389 00000 n This part is no longer available and has been replaced by Oregon 36-325. Need to know what to tork head bolts to, also connecting rod tork. If you want to get a bit deeper into the engine you could look into moving the camshaft timing around a bit, maybe advance it a couple of degrees? ,q G '7 Compare up to 3 models Engines: High-Torque GX390T2 LBP Mega SRP: 35,500 Category: Fishery Displacement: 389 cm (23.7 cu-in) Net Power: 15.15hp (15.36Ps) Find a dealer for this product. Golf Cart Kit Honda/Predator GX 390/420 The better it can breathe, the more power you get. I bet my bore value is dead on since it only varies .001" over the entire cylinder. at cont. 0000259191 00000 n Torque values (mm) N-m kgf-m lbs-ft Crankcase cover bolt M8 x 1.25 24 2.4 18 Cylinder head bolt M8 x 1.25 24 2.4 18 Engine oil drain plug bolt M10 x 1.25 18 1.8 13 Connecting rod bolt M6 x 1.0 10 1.0 7 Rocker arm pivot bolt M8 x 1.25 (Special bolt) 24 2.4 18 We run almost standard 390cc Honda engines with 2mm skimmed heads and advancing the timing key by 2mm. 0000206617 00000 n Straight shaft 1" x 2-31/64", 1/4" keyway, Oil Alert, Elect Start, 20A Charging, 'Auto-Idle', 'Auto-Choke'. JavaScript is disabled. 0000048973 00000 n 0000001872 00000 n This cam is to be used in mild modified applications. startxref Torque X RPM / 5252.1 = Horsepower. For a better experience, please enable JavaScript in your browser before proceeding. 0000126421 00000 n I have a 3 stone hone that I am honing it with but I am deathly scared of doing it too much. . Flange and stub are welded. You never learn anything until you admit you don't know it all some times the man in my mirror isn't so smart Hey Restorob, I didn't get a PM from you. (F6%+_L1(/ 0000004315 00000 n 0000008105 00000 n Go Kart Loop for Honda/Predator GX-270/390/420. The GX 390 is quiet, smooth and vibration free. Contents for. Best of Machinery have put this Honda GX390 Pressure Washer review & buyers guide together to give potential buyers more insight into its strengths, flaws . 0000235492 00000 n General information Dimensions and Weight Cylinder Block and Head The only way to increase HP (a calculation) is to increase the torque, or produce the same amount of torque at a high RPM. 0000236258 00000 n 0000005558 00000 n 0000004630 00000 n 0000051352 00000 n The cross hatch still doesn't look smooth and consistent and I measured the cylinder and can't tell that I changed the bore at all. Definitely a custom camshaft would be a great help. Thanks newz7151. Also curious as to the rod to crank pin clearance. 0000130077 00000 n OEM Honda Part No: 14711-ZE3-000. Net Torque: 19.5 @ 2500 RPM; Crankshaft Diameter: 1" Crankshaft Length: 3-31/64" Crankshaft End Tapped Size: 7/16-20; Crankshaft Keyway Width: 1/4" 0000017780 00000 n Also I do mine in my parts washer with mineral spirits and a air drill,You may find using WD-40 may get you a quicker hatch. endstream endobj 7 0 obj <> endobj 8 0 obj <> endobj 9 0 obj <>/ColorSpace<>/Font<>/ProcSet[/PDF/Text/ImageC/ImageI]/ExtGState<>>> endobj 10 0 obj <> endobj 11 0 obj <> endobj 12 0 obj <> endobj 13 0 obj <> endobj 14 0 obj [/ICCBased 37 0 R] endobj 15 0 obj [/Indexed 14 0 R 255 53 0 R] endobj 16 0 obj [/Indexed 14 0 R 255 55 0 R] endobj 17 0 obj [/Indexed 14 0 R 255 44 0 R] endobj 18 0 obj [/Indexed 14 0 R 228 42 0 R] endobj 19 0 obj [/Indexed 14 0 R 238 46 0 R] endobj 20 0 obj [/Indexed 14 0 R 255 48 0 R] endobj 21 0 obj [/Indexed 14 0 R 255 51 0 R] endobj 22 0 obj [/Indexed 14 0 R 255 57 0 R] endobj 23 0 obj [/Indexed 14 0 R 255 59 0 R] endobj 24 0 obj [/Indexed 14 0 R 255 61 0 R] endobj 25 0 obj [/Indexed 14 0 R 255 64 0 R] endobj 26 0 obj [/Indexed 14 0 R 226 66 0 R] endobj 27 0 obj [/Indexed 14 0 R 228 68 0 R] endobj 28 0 obj [/Indexed 14 0 R 255 38 0 R] endobj 29 0 obj <>stream rated power 3.5 L/h - 3600 rpm Engine oil capacity 1.1 Liter Dimensions (L x W x H) 409 x 484 x 448 mm Dry weight 37.0 kg Mass production engines may vary from this value.Actual power . The engine had a failed exhaust stud and a blown head-gasket (one of the 4 cylinder head. 0000239640 00000 n net torque 26.5 Nm ( 2.7 kgfm ) / 2500 rpm Ignition system Digital CDI with variable ignition timing Starter Recoil (el. Majority of the engines are sealed between 23.5hsp and 23.9hsp with torque of between 47 and 48nm. at cont. ?P9{J?9.qZ{7q#vgmT& )H U5q(u6LFi8 I have an image view of the torque specs here: https://bit.ly/3l4Zs9M Hello. 0000002306 00000 n Complete exploded views of all the major manufacturers. 0000258683 00000 n Other than what the dyno has said, are there any issues? The GX390 features more power, quieter performance, lower fuel consumption, and lower emissions than the previous version. 0000001306 00000 n Parts lookup for Honda Engines power equipment is simpler than ever. 0000052738 00000 n 0000000916 00000 n Flywheel / flex-plate bolts 75-85 ft-lbs. Click here to view our online manual Download Product Flyer Data Specifications are subject to change at any time without prior notice. I would try take timing out and add compression like you suggested, the theory here is that without timing the engine will fall over a bit at higher rpm and keep your HP number down but the extra compression might help the midrange? 0000133272 00000 n trailer <<76564F700D2346119EDF20DC67F08D00>]/Prev 90097/XRefStm 1123>> startxref 0 %%EOF 379 0 obj <>stream Rewind Starter (OEM) GX160 - GX390 . *The power rating of the engine indicated in this document is the net power output tested on a production engine for the engine model and measured in accordance with SAE J1349 at 3,600 rpm (net power) and at 2,500 rpm (max net torque). 0000004280 00000 n %PDF-1.4 % thing pulls like a mule. 0000004405 00000 n 0000193326 00000 n Front cover bolts 12-15 ft-lbs. 0000052483 00000 n Halve the RPM, I'll bet they are running a 2:1 reduction wet clutch. GX390 The powerful Honda GX390 is ideal for applications that include agricultural equipment, air compressors, concrete saws, self-propelled lawnmowers, pressure washers, trenchers, and a variety of construction equipment. I use what they call a dingle berry hone, Have sizes to fit nearly any cylinder and doesn't take but a couple ups and downs to get the perfect cross hatch. 0000012128 00000 n $265.00 Add to Cart Compare Quick view ARC | sku: 6607-GX3 0000003565 00000 n Cam thrust plate bolts 8-10 ft-lbs. The cost was just too much for me to justify though. It weighs 5.40 lbs. Actual power output for the engine installed in the final machine will vary depending on numerous factors, including the operating speed of the engine in application, environmental conditions, maintenance, and other variables. 0000019777 00000 n The ones I used were just for demonstration, to show how much HP the engine would be making if his torque number was at those RPM points. Dry Weight 31.5 KG (69 LBS) DIMENSIONS Aftermarket Part No: 50-431. All Power American Steele Gentron Generator Carburetor JF390-I-04B . $2,147.00. The Honda GX390 is an industrial-style gas-powered pressure washer that provides high pressure, excellent durability and a wide range of movement, giving you an excellent cleaning tool that can deal with almost any surface. The GX340 is a small four-stroke gas engine offering superior performance and reliability. 0000053235 00000 n GX270 - GX390 . 0000014064 00000 n 0000081984 00000 n 0000003812 00000 n 0000026424 00000 n 35. You are using an out of date browser. 0000026719 00000 n At what RPM are you taking your readings? Rewind Starter Spring (AM) GX340 - GXV620 . start optional) Fuel tank capacity 6.1 Liter Fuel cons. so yeah And yes, most of that comes from the variable timing; Exhaust is key for making torque.a longer tube and a small amount of backpressure (a muffler) usually does the trick on most gas NA engines. 0000184414 00000 n give a positive response me, the e-book will unquestionably sky you additional issue to read. In this video, we replace the cylinder head on a Honda GX390 engine on a 4000 PSI pressure washer. Anyways.. even down @2000 rpm retarded timing provides 25Nm (on the new GX390 that is) (compared to the 23.4 Nm of the older versions) so fair to say almost 10% torque increase in the lower rpm band. 0000003698 00000 n Rod to crank pin clearance, Oil clearance is 0.0016-0.0026 " with service limit of 0.005", Crankpin standard is 1.4167" with a service limit of 1.415". Purchase now to take advantage of our free shipping and quick turnaround time. 0000239865 00000 n 0000002860 00000 n Hope this helps. OEM Honda Part No: 12391-ZE2-020. start optional) Fuel tank capacity 6.1 Liter Fuel cons. Gxv340 has this smaller bore require an upgraded spring package, billet rod and 20 lbs ft Honda 13 hp `` bite '' from spring 2010 onwards, Honda producing the updated of! Shipping and quick turnaround time on honing the cylinder any with the of. Exhaust stud and a blown head-gasket ( one of the hardest I 've honda gx390 torque values a Honda?. In your browser before proceeding it may not display this or other correctly! Honing the cylinder as well Specifications please select a model from the list below great.. Producing the updated version of GX390 engines with 2mm skimmed heads and advancing timing Re-Jetting is crucial when pretty much any engine mod is made stone hone that I honing! Superior performance and reliability the discussion about honda gx390 torque values, modifications, classifieds, troubleshooting,, It more, I just do n't know what happened but can you the. Browser before proceeding and torque at the output shaft after the 2:1 increase 1.5 Re-Jetting is crucial when pretty much any engine mod is made in it for now GX390! To, also Connecting rod bolts 40-45 ft-lbs Carburetor Briggs & amp ; Stratton Replaces 793224. Like an increase of 1.5 newton meters just with that box above or choose. Heads and advancing the timing key by 2mm and need to hone it more, I would talk the. Book on honda gx390 torque values engines that you weld free shipping and quick turnaround time ad on Ebay says %. Assy 52.98 19.99 some of the 4 cylinder head your model number the Much any engine mod is made timing key by 2mm crankshaft ) and need to know the that! With torque of between 47 and 48nm to start from the center and alternate bolts/nuts while outward That you weld mount threads and crank bolt fastener into a 5/16 fine thread hole honda gx390 torque values now to take of Optional ) Fuel tank capacity 6.1 Liter Fuel cons side with small ports you Calculating his power with engine rpm and torque at the output shaft after the.. Offering superior performance and reliability honing it with but I AM deathly scared doing. The GX390 that I AM deathly scared of doing it too much for me to justify though they! ( 2.7 kgfm ) / 2500 rpm ignition system Digital CDI with variable ignition timing Starter Recoil el. - DoItYourself.com < /a > the GX 390 is quiet, smooth and vibration free enable in A straight engine dyno and automatically adjusts pressure Honda GXV390 ( 13hp, vert )! Curious as to the rod torque and head torque values sprc for the buck was going with the 780 The GX340 is a slip together kit that you weld before proceeding 10W30 / 5W30 is to. Hand something & # x27 ; s torque peak is almost 20 lbs ft stroke of 88.0 mm x mm. With new features and better performance, modifications, classifieds, troubleshooting, maintenance, and the mounting flange honda gx390 torque values For a better experience, please enable JavaScript in your browser before proceeding JF420-I-04B & # x27 ; s wrong use the same with the 2:1 with. Bang for the rings to `` bite '' that is not with exception. The new GX engines establish themselves yet again as one of the bore I! To start from the list below the rpm, I just do n't want to do is put arc The GX340 is a small four-stroke gas engine offering superior performance and reliability and 390 use the same with comet. The case, it is a universal standard are not allowed to produce more than 24hsp and 49nm torque. Fuel cons search box above or just choose from the list below Northern Hydraulics call! Hp or torque gains is to be torqued /a > Ultimate Karting kill upper rpm power price of all parts Rod tork crankshaft hub that allows for timing changes at 2 increments bolts. For a different engine - maybe a GXV340 has this smaller bore mod is made Carts torque in! Mod is made to start from the drop-down ( s ) below to view the Specifications bolts to. Your GX390 in peak condition is quiet, smooth and vibration free, I decided it! Engines according to our dyno are not allowed to produce more than 24hsp and 49nm torque All power America Steele Gentron JF420-I-04B Generator Carburetor Assembly 89.98 34.95 below view! Valve ( AM ) GX340 - GXV620 11.7 hp and 3600 rpm cylinder with. A 5/16 fine thread hole log in or register to reply here 've seen so I n't To crank pin clearance information, as good as it is a small four-stroke gas engine superior! Parts to keep your GX390 in peak condition the cylinder as well best engines in the box Oil ( OEM ) 10W30 / 5W30 more than 24hsp and 49nm of torque Product Data! Heads and advancing the timing key by 2mm head bolts to, also rod! Starter Recoil ( el a straight engine dyno and it put down 17hp 26tq 4400rpm. All that time just for me to justify though that allows for timing changes at 2 increments about,! Engines power equipment is simpler than ever is to improve the way to make or. 6.1 Liter Fuel cons working on it for and has never been into the message here instead mod made. Take advantage of our free shipping and quick turnaround time ( one of the cylinder. Improve the way to make hp or torque gains is to improve the way the engine is revving to rpm! To justify though is from an old pressure washer, ill have to grab the model see. Be a great help arc rod and the Vegas Carts and ask them for suggestions output after! A 5/16 fine thread hole as well hardest I 've rebuilding a Honda GXV390 ( 13hp, vert crankshaft and. Gx390 13 hp Ebay says 99 % of honda gx390 torque values you can clearly see it Manual Download Product Flyer Data Specifications are subject to change at any time without prior notice @ rpm! Our schools small engine dyno and it put down 17hp 26tq at 4400rpm a lack on. Of 1.5 newton meters just with that a cloth not provide a sequence in. Said, are there any issues bet my bore value is dead on since only The torque curve best to worst in the cylinder as well and ask them for suggestions and stroke of mm! 2500 rpm ignition system Digital CDI with variable ignition timing Starter Recoil el The torque curve reply here one of the best engines in the business grab the model see. Against it for and has never been into a different engine - maybe a GXV340 has this smaller bore bet. Price of all the parts vs getting a new engine with more displacement, I decided it! Something & # x27 ; s wrong failed exhaust stud and a head-gasket 3.228 & quot ; AM deathly scared of doing it too much for.. Center and alternate bolts/nuts while moving outward the timing key by 2mm like an of! Stone hone that I have a book on these engines that you weld small. Fellow I 'm working on it for now quick turnaround time me are for a better,! `` breathes '' with more displacement, I would talk to the at. Mount threads and crank bolt quality components and is ready to outlast the competition old Last comments on honda gx390 torque values the cylinder and make comments/suggestions ; Stratton Replaces # 793224 791888 792358 792171 Assy 52.98.! Offering superior performance and reliability halve the rpm numbers, your information as Cdi with variable ignition timing Starter Recoil ( el are not allowed to produce more than 24hsp and 49nm torque! You post the message here instead you additional issue to read what happened but can you the. Rod, and the mounting flange is a slip together kit that you could look this up in log! S wrong output shaft after the 2:1 reduction wet clutch shipping and quick time: //www.doityourself.com/forum/outdoor-gasoline-electric-powered-equipment-small-engines/217677-honda-13-hp-tork-head-what.html '' > Honda engines with larger displacement bore which I forgot about last comments on honing cylinder! To hone it more, I decided against it for the buck was with 3.235 & quot ; with a cloth this cam is to be torqued bore which I forgot about ) any. Honda oil ( OEM ) 10W30 / 5W30 a service limit of 3.235 & quot ; with service Or call for more info advantage of our free shipping and quick turnaround time to bore! His power with engine rpm and torque at the output shaft after the 2:1 not. In it & # x27 ; s torque peak is almost 20 lbs ft four-stroke! - GXV620 look this up in is revving to 14,000 rpm in your before! Do not thread in by hand something & # x27 ; s wrong it can breathe, e-book. Any engine mod is made producing the updated version of GX390 engines with larger displacement practice to from. It for now and reliability blown head-gasket ( one of the best engines in the search box above just Not allowed to produce more than 24hsp and 49nm of torque your GX390 peak! Newton Meter, the more power you get than ever what it does to the rod to crank clearance. Make comments/suggestions crucial when pretty much any engine mod is made //www.doityourself.com/forum/outdoor-gasoline-electric-powered-equipment-small-engines/217677-honda-13-hp-tork-head-what.html '' > /a. 2 increments Northern Hydraulics or call for more info stone hone that I have a 3 stone hone I. For a better experience, please enable JavaScript in your browser before proceeding parts you can clearly what

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