Predator 420cc engine specs

Download Predator Engines 420cc Owner's Manual & Safety Instructions . Predator Engines 420cc: Owner's Manual ... 212/346/420 cc horizontal engines. Engine Predator Engines PREDATOR 212 Owner's Manual & Safety Instructions 32 pages. 212, 346 and 420cc horizontal engines. Engine ...

13 HP Harbor Freight Predator Engine 420cc (13 HP) How fast will a 420cc go kart go? The predator engine has a 40 series Torque Converter. The top speed was 33 mph. What size is a 420cc engine? Specifications. Displacement 420cc; Shaft Size: 1″ Diameter, 2-3/4″ Long, 1/4″ Keyway,Choose between the Comet OEM 780 Driver or the Quality Aftermarket 780 Driver. 780 Driver Clutch, uses 1 3/16" wide belt. 2200 RPM engagement, ideal replacement for gas golf carts converting to Predator/Honda style engines with 1" Keyed Shaft. This kit comes with the 780 Driver, a key, and a Bellville Washer. Do not run without a belt.When it comes to engines, torque is a crucial specification that determines the power and performance of the machine. In the world of small engines, Kohler is a well-known and resp...This PREDATOR® 420cc gasoline engine has gas-saving overhead valves for cooler, cleaner performance and longer life. The horizontal shaft is ball-bearing mounted, making this gas engine an ideal replacement …This been tested on 8HP (301cc) OHV Predator, Predator 13 HP (420cc) Engine from harbor freight. -Works also: GX Hondas 270 & 389, Briggs 1450 305cc, Lifan LF190F-BQ 15 HP 420cc, Duromax 16HP Made in U.S.A. Finding the Correct Pipe Thread Size National Pipe Threads (NPT) Pipe sizes do refer to physical dimensions, but the plumbing industry ...Mar 19, 2024 · Understanding the specifications of a 420 predator is key when considering engine upgrade options. This beast is from the Harbor Freight Predator cc line: Brand : Predator Engines 13 HP (420cc) OHV Horizontal Shaft Gas Engine EPA From $139.90/mo with. Check your purchasing power. SKU: PRED670. 1 review. Quantity. Add to cart. Predator 22 HP (670cc) V-Twin Horizontal Shaft Gas Engine, EPA. This Predator 670cc V-twin 4-stroke gasoline engine delivers more power in less space than similar displacement standard twins. The horizontal shaft makes this gas engine an ideal ...Description. This Predator 301cc gasoline engine has gas-saving overhead valves for cooler, cleaner performance and longer life. The horizontal shaft is ball-bearing mounted, making this gas engine an ideal replacement for most standard engine configurations. The powerful gas engine features a durable cast iron cylinder. Upgraded engineering ...

The powerful gas engine features a durable cast iron cylinder making it the perfect replacement engine for a lawn mower, log-splitter and dozens of other machines. Our Predator 301cc 8HP Horizontal Engine (item 62553 or 62554) is a great replacement for your Honda GX270, 270cc engine, Briggs & Stratton XR1450, 306cc engine, Kohler CH395, 277cc ...Specifications Displacement 459 cc Engine Type Horizontal Single Cylinder 4 stroke OHV EPA phase III compliant Cooling System Forced air cooled Starting System Electric / Recoil Fuel Type 87+ octane stabilizer treated unleaded gasoline Capacity 1.85 Gallon Engine Oil Type SAE 10W-30 above 32° F 5W-30 at 32° F or below Capacity 1.16 Quart Low ...You've seen what Boxee's beta media center software will look like. Now you can peek at pictures and specifications for D-Link's official Boxee Box, a small computer with HDMI outp...Predator 420cc Oil Drain Plug. Does anyone know the thread size for the oil drain plug for the 420cc predator motors? I can't find the spec listed anywhere and not going to be able to get to my cart for a week or so. I want to pick up one of those ez drain line fittings for it to make changing the oil easier just don't know if it is 10 or 12mm.The Wildcat 223cc OHV Hemi Head Engines answer the growing mini bike and recreational hot-rodding small engine markets. Too many variations of the same 212cc engines make it difficult to see how one can be better than the other when they share the same parts and same displacement. The Wildcat settles that debate by offering more stroke to create more displacement in the same small package.Aug 17, 2018. #8. This also depends on the track. On our 19 turn paved track, some have been known to run the exhaust valve lash very loose (.015-.018") as it picked up torque off the tighter turns. On my other motor, I run .002" intake and .015" exhaust, but when we close off the technical section and run the track super-speedway mode (only 11 ...

Aug 17, 2018. #8. This also depends on the track. On our 19 turn paved track, some have been known to run the exhaust valve lash very loose (.015-.018") as it picked up torque off the tighter turns. On my other motor, I run .002" intake and .015" exhaust, but when we close off the technical section and run the track super-speedway mode (only 11 ...Here is a chart I found for the Honda engines. I also found the data from OMB pertaining to the Predator and it matches the Honda data. Attachments. 29813DC5-950E-43D9-BCF6-EFD23C7FDB34.jpg. ... Torque it to the proper specs and be done with it. M. mckutzy Well-known member. Messages 8,353 Reaction score 31 LocationThis Predator 670cc V-twin 4-stroke gasoline engine delivers more power in less space than similar displacement standard twins. The horizontal shaft makes this gas engine an ideal replacement for most standard engine configurations. The powerful v-twin gas engine features a durable cast iron cylinder making it the perfect replacement engine for ...Buy Crankcase Gasket & Oil Seal 35X52X7 for Predator 13HP 420cc 389CC Gas Engine Generator for DuroMax DuroStar 16HP XP16HPE 18HP XP18HPE for Honda GX340 GX390 11HP 13HP: Tune-Up Kits - Amazon.com FREE DELIVERY possible on eligible purchasesImportant Generator Safety Info. $29999. Compare to. HONDA GX270UT2QA2 at. $ 699.99. Save $400. Replacement for 8 HP Gasoline Engines Read More. Add to Cart.

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The CL-275 Performance Camshaft is a low duration, higher lift cam for the Predator 212 Hemi, Tillotson 196, 212, 225, and other GX200 Honda Clone Engines. The CL-275 cam favors bigger valve cylinder heads and larger than stock carburetor to take advantage of its higher lift. The lower duration makes it easier on the valves train, allowing you to use less spring pressure and still turn over ...In-Store Only. Add to List. PREDATOR. 13 HP (420cc) OHV Horizontal Shaft Gas Engine, EPA/CARB. $37999. In-Store Only. Add to List. Harbor Freight buys their top quality tools from the same factories that supply our competitors. We cut …Email our engine support at: [email protected] ENGINE FOR 59373 420cc Horizontal Engine Using an engine indoors CAn KiLL yOU in MinUTES. Engine exhaust contains carbon monoxide. This is a poison you cannot see or smell. nEVEr use inside a home or garage, EVEn iF doors and windows are open. Only use OUTSiDE and far away from windows, doors,Predator engines 68120 Pdf User Manuals. View online or download Predator engines 68120 Owner's Manual ... 212/346/420 cc Horizontal Engines. Brand: Predator Engines | Category: Engine ... Table of Contents. Specifications. 2. Symbol Definitions. 3. Setup Precautions. 4. Operating Precautions. 4. Service Precautions. 5. Engine Controls. 6.

Product Specs: Compatible with Honda GX390, Predator 420cc engines. For setting proper rocker angles after decking the head/block, or when using small base circle cams. After the length has been properly adjusted, cleaned and column has been deburred apply Loctite and press the end in to seat it. Using the pushrod end of a couple of lifters ...Harbor Freight Predator 420cc 13 HP Technical Specs. Displacement. 420cc. Horsepower. 13 HP. Engine Type. Horizontal Single Cylinder. 4-stroke OHV. Cooling System. Forced air cooled. Fuel Type. 87+ octane stabilizer treated unleaded gasoline. Fuel Capacity. 1.7 Gallons (6.4 liters)4. Fire Hazard! Do not fill fuel tank while engine is running. Do not operate if gasoline has been spilled. Clean spilled gasoline before starting engine. Do not operate near pilot light or open flame. 5. Do not touch engine during use. Let engine cool down after use. 6. Never store fuel or other flammable materials near the engine. 7.The Rato R210 is a 212 cc (12.94 cu-in) single-cylinder air-cooled 4-stroke internal combustion general-purpose gasoline engine with horizontal shaft manufactured by Chongqing RATO Holding (Group) CO., LTD.. The Rato R210 engine has an OHV design; flat suction valve carburetor; recoil starter or electric starter, transistorized magneto ignition (TCI) system and centrifugal mechanical governor ...In today's video I take a stock 420cc hemi predator engine from harbor freight and show how to build it to 25+ HP - billet valve cover, billet 1.3 ratio roll...Upgrade the performance of your Hemi Predator 301/420 or GX 240-390 engine with this high-quality .275 Big Block Camshaft. This camshaft is designed to provide improved power and torque across the entire RPM range, giving your engine a noticeable boost in performance. Made from high-strength materials and engineered to exacting specifications, this camshaft is built to last and will provide ...Our Predator 420cc 13 HP Vertical Engine is a great replacement for your Honda GX340, 389cc, Honda GX390, 389cc, Briggs & Stratton XR1650, …trying to find valve specs i.e. clearance, etc. for a 420cc horizontal single cylinder 4 stroke ohv engine. predator 8750 generator from habor freight … read more JohnF2015Take a Closer Look. $79999. Compare to. HONDA EB6500X1AN at. $ 3099. Save $2299. The PREDATOR® 9000W Portable Generator provides more power for home backup in emergencies, high power tools at jobsites and more. This PGMA compliant generator features a larger fuel tank, GFCI outlets, and CO SECURE® carbon monoxide shutdown for safety.

View and Download Predator Engines 173cc owner's manual & safety instructions online. 173cc Vertical Engine. 173cc engine pdf manual download. Also for: 69731. ... 1 Specifications; 2 Maintenance; 3 Air Filter Element/Spark Plug Maintenance; 4 Engine Oil Change; ... 212/346/420 cc horizontal engines (31 pages)

However, most customers use a stock 420cc predator engine and put it on a 1436 jon boat to achieve a speed of around 16 mph with a full load and 20+ mph with one person and a light load. ... *Make certain you check the manufacturer's specifications for your intended engine to ensure proper fit. The shaft size, engine base, and bolt circle ...V Power Equipment is a DBA of V Power Equipment LLC. This is heavy duty electric starter motor for the Central Pneumatic 30 gallon air compressor with the 420cc Predator engine. The starter motor comes complete with the starter relay. includes models 62779 62913 67853 69324 69784. 87+ octane stabilizer treated unleaded gasoline. Fuel Capacity. 1.7 Gallons (6.4 liters) Run Time at 50% Load with Full Tank. 3 Hours. Sound Level. 108 db. Bore x Stroke. 90 mm x 66 mm. This is a Performance Stage 1 Kit for the 301cc 420cc Predator, Honda GX340/390. With the added air flow, the more rich main jet (.042 or .043 ) is mandatory for optimal engine performance. Works with all air filters that have a 2-7/16" inlet. Performance Stage 1 Kit-This is a Performance Stage 1 Kit for the 301cc 420cc Predator, Honda GX340/390.New Engine Motor Mount Plate For Predator engines 420cc 670cc Outdoor Powersport. Opens in a new window or tab. $26.68. moonsport-auto-parts (24,119) 98.8%. Almost gone. Save up to 7% when you buy more. Engine Motor Mount Plate FOR Harbor Freight Predator 420cc / 670cc Go Kart. Opens in a new window or tab.PREDATOR 4400 PSI, 4.2 GPM, 13 HP (420cc) Commercial Duty Pressure Washer EPA ... 420cc PREDATOR OHV gas engine with low oil shutdown; ... SPECIFICATIONS. SKU(s) 64931 Brand PREDATOR Flow rate 4.2 GPM Pump Style Triplex Accessories Included Nozzle/tips, high pressure hose, gun assembly, spark plug wrench Certification …The Quadro series is a line of workstation graphics cards designed to provide the selection of features and processing power required by professional-level graphics processing soft...

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HURI Recoil Starter with Screw for Harbor Freight Chicago Electric Predator 420CC 13HP Engine 60340 60349 69736 69671 68530 68525 66603 69672 69674 68529 68526 98839 5500 6500 7000 8750 Watt Generator. dummy. Pull-Start-Recoil-Starter Cover for Harbor Freight-Predator Rato 212cc 6.5HP 7HP OHV Engine Go Kart Pit Bike Generator Lawnmower.Specifications Displacement 420cc Engine Type Horizontal Single Cylinder 4 stroke OHV EPA phase III compliant Cooling System Forced air cooled Fuel Type 87+ octane stabilizer treated unleaded gasoline Capacity 1.7 Gallon Engine Oil Type SAE 10W-30 above 32° F 5W-30 at 32° F or below Capacity 1.16 Quart Run Time @ 50% Load with full tank 3 hr. Predator 420 cc Manuals & User Guides. User Manuals, Guides and Specifications for your Predator 420 cc Engine. Database contains 1 Predator 420 cc Manuals (available for free online viewing or downloading in PDF): Owner's manual . This engine is rated for 13hp stock, and after these s... In this video I show you how do do a number of performance modifications to the Predator 420cc engine.In this video I take out a clapped out briggs engine out of my golfcart to throw some horsepower into it!trying to find valve specs i.e. clearance, etc. for a 420cc horizontal single cylinder 4 stroke ohv engine. predator 8750 generator from habor freight … read more JohnF2015This engine is rated for 13hp stock, and after these s... In this video I show you how do do a number of performance modifications to the Predator 420cc engine.4. Fire Hazard! Do not fill fuel tank while engine is running. Do not operate if gasoline has been spilled. Clean spilled gasoline before starting engine. Do not operate near pilot light or open flame. 5. Do not touch engine during use. Let engine cool down after use. 6. Never store fuel or other flammable materials near the engine. 7.Predator 420 cc Manuals & User Guides. User Manuals, Guides and Specifications for your Predator 420 cc Engine. Database contains 1 Predator 420 cc Manuals (available for free online viewing or downloading in PDF): Owner's manual . Predator 420 cc Owner's manual (30 pages)Harbor Freight Tools Predator 69784 Owner's Manual (24 pages) predator 420cc horizontal engine. Brand: Harbor Freight Tools | Category: Engine | Size: 2.48 MB. ….

Specifications Displacement 420cc Engine Type Horizontal Single Cylinder 4 stroke OHV EPA phase III compliant Cooling System Forced air cooled Fuel Type 87+ octane stabilizer treated unleaded gasoline Capacity 1.7 Gallon Engine Oil Type SAE 10W-30 above 32° F 5W-30 at 32° F or below Capacity 1.16 Quart Run Time @ 50% Load with full tank 3 hr.The method to adjust on the base circle of the cam. Turning in the direction the engine runs; As the exhaust starts to open, adjust the intake valve. Turn further in the same direction; After the intake has opened completely and just starts to close, adjust the exhaust. No danger of being on the compression release.The Rato R210 is a 212 cc (12.94 cu-in) single-cylinder air-cooled 4-stroke internal combustion general-purpose gasoline engine with horizontal shaft manufactured by Chongqing RATO Holding (Group) CO., LTD.. The Rato R210 engine has an OHV design; flat suction valve carburetor; recoil starter or electric starter, transistorized magneto ignition (TCI) system and centrifugal mechanical governor ...XP16HPE Specifications Specifications Manufacturer DuroMax Power Equipment Part # XP16HPE Engine Type 4-Stroke Valve Type OHV Engine Cooling Type Forced Air Displacement 420cc Bore 90mm Stroke 66mm Max Output 3600 RPM Max Torque 28.5 Nm / 23.34 ft/lb. Compression Ratio 8.8:1 Shaft Orientation Horizontal Shaft Size 1" DHow many horsepower is a 420cc motor? Specifications. Name 13 HP (420cc) OHV Horizontal Shaft Gas Engine EPA/CARB; Certification: EPA & CARB: Engine displacement (cc) 420cc: Horsepower (hp) 13: Maximum speed (rpm) 3600 RPM: Does loncin make Predator engines? The new Predator engines are manufactured by Loncin, so thats correct. ...Sep 25, 2016. #1. predator 420cc higher rpm & CVT build. I originally got a snowmobile engine but it didn't run good. so I just got a predator 420cc engine new from harbor freight. gonna take out the governor cause they have it at 2500rpm and add better intake and exhaust. I've seen series 40 tc for $400 and don't really want to spent that much ...Plate is cut from 1/4" thick solid steel. Great for use on high performance engines with a 1" crankshaft diameter-- Ideal for Predator 420CC, Honda GX 340/390, Briggs and Straton, Vanguard V-Twins, Duromax, Powerhouse 420cc and Ironton 420cc. Replacement for COMET 40 Series and many other engines: COMET-- 209133, 209133A, 209139, 209139A ...This Predator 420cc gasoline engine has gas-saving overhead valves for cooler, cleaner performance and longer life. The horizontal shaft is ball-bearing mounted, making this gas engine an ideal replacement for most standard engine configurations. ... predator engine 420cc Specs. Name: 13 HP (420cc) OHV Horizontal Shaft Gas Engine EPA; Brand ...Nov 23, 2020 · 16. Reaction score. 2. Nov 23, 2020. #2. I use .003 for both intake and exhaust. You made a good decision upgrading the rod and flywheel for your Predator 420 but higher RPM alone will not increase horsepower with everything else being stock. The camshafts on the predators are made to provide low and mid-range power up to around 4,200 RPM. Predator 420cc engine specs, 16. Reaction score. 2. Nov 23, 2020. #2. I use .003 for both intake and exhaust. You made a good decision upgrading the rod and flywheel for your Predator 420 but higher RPM alone will not increase horsepower with everything else being stock. The camshafts on the predators are made to provide low and mid-range power up to around 4,200 RPM., Specifications of a Predator 420cc Engine. You’re in for a treat as we dive into the nitty-gritty of the 420 Predator’s specs! Understanding the specifications of a 420 predator is key when considering engine upgrade options. This beast is from the Harbor Freight Predator cc line:, Advertisement The variety of Android tablets on the market make it difficult to sum up specifications. Android tablets are really just specialized computers. In general, most table..., For new accounts: As of 6/1/2023 Variable Purchase APR is 29.99%. Minimum interest charge is $2. This APR will vary with the market based on the prime rate. Existing cardholders: See your credit card agreement terms. PREDATOR has the engine you need to power your next project. Generators, pressure washers, engines, and much more., Air filter assembly box kit for predator 420cc Engine 13 HP (420cc) OHV Horizontal Shaft Gas Engine, Modle 68306. 5.0 out of 5 stars. 3. $32.99 $ 32. 99. Typical: $35.99 $35.99. ... GX390 Starter Solenoid Relay for Predator 420 cc for Honda GX390 GX340 GX240 GX270 8HP 9HP 11HP 13HP 188F 190F Engine EC5500 EC6500 Generator 63968 63970. 3.6 out ..., Predator Engine Problems and Troubleshooting Guide. In this section, I go over each problem that you can experience with your predator engine. During this, I provide some potential causes and how you diagnose and eliminate each issue. 1. Not Starting. One of the most common issues is the Predator engine not starting due to fuel …, Get our best deals and latest news delivered straight to you. Harbor Freight buys their top quality tools from the same factories that supply our competitors. We cut out the middleman and pass the savings to you!, Harbor Freight Predator 420cc 13 HP Technical Specs. Displacement. 420cc. Horsepower. 13 HP. Engine Type. Horizontal Single Cylinder. 4-stroke OHV. Cooling System. Forced air cooled. Fuel Type. 87+ octane stabilizer treated unleaded gasoline. Fuel Capacity. 1.7 Gallons (6.4 liters), Technical Specs of the Predator 212cc Engine. 212cc 6.5 HP OHV Horizontal Shaft Gas Engine. Dimensions: 16 x 16 x 16 inches. Maximum Speed: 3600 RPM. Sound Rating: 104 decibels. Recoil Start. Shaft output and shaft rotation direction: counterclockwise. Shipping Weight: 38 lbs. EPA approved., item 3 PREDATOR 13 HP 420cc OHV Horizontal Shaft Gas Engine EPA Powerful Splitter Pumps PREDATOR 13 HP 420cc OHV Horizontal Shaft Gas Engine EPA Powerful Splitter Pumps. $49,999.00. ... item 6 22Hp Predator Engine Block, Piston, & Crank 22Hp Predator Engine Block, Piston, & Crank. $249.99., In this video we tear down and build the Predator 420cc engine. I install a billet rod, billet flywheel, performance camshaft & 32mm Mikuni carb. Hit the lik..., See the following for a Powerhorse supplied standard fuel tank refueling instruction 1. With the engine stopped and on a level surface, remove the fuel filler cap and check the fuel level. Refill the tank if the fuel level is low. 2. Add fuel to the bottom of the maximum fuel level limit of the fuel tank., In this video we tear down and build the Predator 420cc engine. I install a billet rod, billet flywheel, performance camshaft & 32mm Mikuni carb. Hit the lik..., Here is a chart I found for the Honda engines. I also found the data from OMB pertaining to the Predator and it matches the Honda data. Attachments. 29813DC5-950E-43D9-BCF6-EFD23C7FDB34.jpg. ... Torque it to the proper specs and be done with it. M. mckutzy Well-known member. Messages 8,353 Reaction score 31 Location, May 30, 2017. #19. A compression test, and a leakdown test both offer valuable information. The information from one test, is not the same as the other, however. For one thing, compression includes the information derived from both tests. Compression covers a multitude of changes in the engine function over a 720., Powered by a dependable 420cc PREDATOR® gas engine, this generator is ideal for emergencies, jobsites, and home backup. GFCI outlets, a large fuel tank, and long runtime make this generator an unbeatable value. 9000 max starting watts and 7250 running watts make this unit capable of powering several home essentials during an outage or ... , Predator Engines 212 Owner's Manual. 212/346/420 cc horizontal engines. Also See for 212: Owner's manual & safety instructions (32 pages) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. …, Dawg 89. May 16, 2022. #2. rebsfan4 said: Parts and component findings for the Predator Ghost 212cc engine I have. The engine was tore down just as if a 100% complete technical inspection was done. All parts were measured and weighed. All measurable timing events of the cam and valves were measured as well., Dawg 89. May 16, 2022. #2. rebsfan4 said: Parts and component findings for the Predator Ghost 212cc engine I have. The engine was tore down just as if a 100% complete technical inspection was done. All parts were measured and weighed. All measurable timing events of the cam and valves were measured as well., Dawg 89. May 16, 2022. #2. rebsfan4 said: Parts and component findings for the Predator Ghost 212cc engine I have. The engine was tore down just as if a 100% complete technical inspection was done. All parts were measured and weighed. All measurable timing events of the cam and valves were measured as well., Princess Auto Ltd. Box 1005. Winnipeg, MB R3C 2W7. Toll Free; 1-800-665-8685. Toll Free Fax: 1-800-265-4212. E-mail: [email protected]. Click to expand... The PowerFist do indeed have an aluminum liner. If you're looking for a Canadian version of the Predator or Honda GX Clone then Pro.Point is one option., The Jeep 4.0-liter engine uses a cast iron block and cylinder head. It comes in both an inline-6 and inline-4 cylinder version and the specifications vary, depending on the vehicle..., This PREDATOR® 420cc gasoline engine has gas-saving overhead valves for cooler, cleaner performance and longer life. The horizontal shaft is ball-bearing mounted, making this gas engine an ideal replacement …, These engines will be exclusively distributed and serviced by MTD under the Powermore® engine brand. Powermore® engines are a premium small block engine with advantages that in many cases are better than competitive engine models. Some of the premium features include: Overhead Valves (OHV) Cast iron cylinder sleeve. Dual element air cleaner., LIFAN Power USA's 15 MHP (maximum horsepower) Industrial Grade OHV Gasoline Engine is EPA certified, extremely quiet and dependable. This engine is offered with a 1 in. horizontal keyway output shaft or a tapered shaft (for generator engine replacement). 15 MHP engines are also available with electric start, 18-amp charging systems, 2:1 clutch reduction and 6:1 gear reduction., In this video we tear down and build the Predator 420cc engine. I install a billet rod, billet flywheel, performance camshaft & 32mm Mikuni carb. Hit the lik..., When installing aftermarket parts use manufacturer's torque values. GX160/200 Item Thread dia. (mm) Torque (ft-lbs) Connecting rod bolt M7 x 1.0 9 Cylinder head bolt M8 x 1.25 17 Flywheel nut (special nut) M14 x 1.5 54 Rocker arm pivot lock nut (special nut) M6 x 0.5 7 Rocker arm pivot bolt M8 x 1.25 17 Crankcase cover bolt M8 x 1.25 17 Muffler ..., 69mm Stroker Crankshaft Producing up to 460cc - GX390 & 420 Predator This is a Chinese OHV core that fits Honda GX340, GX390, or any of the 420 & 440 Chinese OHVs. Gear for balance shaft and bearing included! 433cc with 88mm Bore (GX390) 440cc with 90mm Bore (420 Predator) 460cc with 92mm Bore *Warning: Piston may need to be cut …, Houston, Texas. Jun 14, 2019. #2. After more research it seems the torque value for the stock flywheel is 54 ft lbs. Here is a chart I found for the Honda engines. I also found the data from OMB pertaining to the Predator and it matches the Honda data., 4. Fire Hazard! Do not fill gas tank while engine is running. Do not operate if gasoline has been spilled. Clean spilled gasoline before starting engine. Do not operate near pilot light or open flame. 5. Do not touch engine during use. Let engine cool down after use. 6. Never store fuel or other flammable materials near the engine., Part 3 of a series on the conversion of a Hammerhead 150cc GY6 Go Kart to a Harbor Freight Predator (Honda Clone) 13HP 420cc Engine.Best Link for Predator 42..., Professional Shop Manual. 78/83/90 Series Horizontal Shaft Engines. (277/357/420 cc Engines) NOTE:These materials are for use by trained technicians who ar e experienced in the service and repair of outdoor power equipment of the kind described in this publication, and are not intended for use by untrained or inexperienced individuals., Description: Single cylinder, 2- valve overhead valve Electric Start, 4-cycle engine. No aftermarket coatings of any type are permitted on any part of the engine (exception Blower Housing and Shrouds, (Paint). Cylinder Head Requirements: Predator 420 cc Non-Hemispherical cylinder head only. Machining of gasket surface is allowed.