MINI BIKE PARTS PAGE

Welcome to minibike parts page which will make the searching for parts easier. A one stop and shop page. Below are links to buy parts for your mini bike project, weather it is a restoration or to build a custom minibike. Most after market parts will fit most of the older minibikes. Good prices and from a trusted source.

I have selected different parts which are most commonly needed. So browse through this page for a part you are looking for.

To view the prices and description, click on the buy button.

NOTE: If you are building a custom mini-bike, always buy your wheels first to know the width of your fork and frame before welding.

Firehawk Minibike with 6 HP Mitsubishi Engine

"Enjoy trails impassable by other larger vehicles. Aggressive motorcycle body style with large diameter all-terrain tires and front shocks smooth out rough, bumpy paths so you can traverse trails with ease. Powered by a Mitsubishi 6 HP, 4-stroke pull-start engine that reaches speeds up to 28 MPH, you can go from point A to point B fast.Mitsubishi 6 HP, 4-stroke pull-start engineSpeeds up to 28 MPHLarge diameter, all-terrain tiresFront shocksCentrifugal clutch with chain driveSeat height is 25in.Always-on headlight for added safety63in.L x 31.5in.W x 38.5in.HSome assembly required"

Below is the wheel for the Tom Thumb mini bike.

250-Lb. Capacity 8in. Pneumatic Wheel and Tire Only

"Nylon-reinforced 2.80/2.50-4 rubber tire inflates to 36 PSI. Heavy duty, zinc-plated steel wheel turns on ball bearings. Brass inflating stem. 5/8in. bore. 8in. x 2 1/4in. Wheel and Tire Only Width: 3 3/4in. Hub Sticks Out 1 7/8in. From Wheel–Each Side Rim Diameter: 4in. PSI: 50 4 Mounting Holes Spaced 1 1/4in. From Center & 1 3/4in. Between Adjacent Holes Width: 3 3/4in. Rim Diameter: 4in. PSI: 50 Hub Sticks Out 1 7/8in. From Wheel on Each Side"

Rugged 8in. Long Mini Axle

Quality steel axles have 5/8in.-18 threaded ends.

Rugged 10in. Long Mini Axle

Quality steel axles have 5/8in.-18 threaded ends.

Locking Collar with Set Screws

Locking collar has chamfered edges. I.D.: 5.8in. O.D.: 1in. Width: 3/8in.

Clutch/Brake Lever

For 7/8in. handlebars only. Split-mounting collar. Complete with adjusting hardware.

Jack Shaft Kit — 5/8in. x 10in.

"Has 13 and 18-tooth, 5/8in. inside dia. sprockets that take #35 drive chain. 5/8in. x 10in. shaft with 3/16in. keyway. Two sealed bearings, hangers and 5/8in. I.D. collars. Two keys, 3/16in. x 3/16in. x 3/4in.."

Folding Mini-Bike Footrests with Clamps

Pair of foot pegs fold when not in use. Long mounting studs and sturdy rubber treads. Clamps attach to 7/8in. diameter frame tubing.

Throttle Control Cable

"Fits twist grip #1380 & #13801. 50in. housing, 54in. cable. Barrel end."

"Hilliard Extreme Centrifugal Clutch — 3/4in. Bore, 10 Tooth, 40/41 Chain Size"

"Extreme-duty clutch is designed for engines up to 8 HP. Engineered to deliver longer service life, even in the most demanding applications. Includes set screw. U.S.A."

"Torque Converter Kit — 12 Tooth, 3/4 in. Bore"

"Belt and two variable pitch pulleys work together as a clutch and variable transmission. Weatherproof system is completely mechanical and can be mounted in any position. Unique design allows automatic infinite variation and smooth shifting action between the systems high and low range in response to changing loads and travel conditions. Maximum 8 HP. NOTE: Briggs & Stratton changed the bolt pattern on some 8 HP engines, so you may need to make an adaptor to fit these converters to your application. U.S.A. CometBore Size 3/4in.Tooth 12Pitch 35"

Clutch or Brake Cable

60in. Housing 64in. Cable with barrel end Barrell is 5/16in. diameter and 1/2in. long

"Hilliard Extreme Centrifugal Clutch — 3/4in. Bore, 12 Tooth, 35 Chain Size"

"Long Description 1 Extreme-duty clutch is designed for engines up to 8 HP. Engineered to deliver longer service life, even in the most demanding applications. Includes set screw. U.S.A."

"Hilliard Extreme Centrifugal Clutch — 5/8in. Bore, 12 Tooth, 35 Chain Size"

"Extreme-duty clutch is designed for engines up to 8 HP. Engineered to deliver longer service life, even in the most demanding applications. Includes set screw. U.S.A."

""Torque Converter Kit — 10 Tooth, 3/4 in. Bore""

""Belt and two variable pitch pulleys work together as a clutch and variable transmission. Weatherproof system is completely mechanical and can be mounted in any position. Unique design allows automatic infinite variation and smooth shifting action between the systems high and low range in response to changing loads and travel conditions. Maximum 8 HP. NOTE: Briggs & Stratton changed the bolt pattern on some 8 HP engines, so you may need to make an adaptor to fit these converters to your application. U.S.A. Bore Size: 3/4in.Tooth: 10Pitch: 40/41""

3/4in. Torque Converter Belt for Northerns 5 HP Go-Karts

"Heavy duty, 30 Series drive belt fits series 285 (our #131101) and 485 (our #1317101)."

4in. Brake Band and Drum

4in. external band and drum Diameter of Drum: 4in. O.D. of Band: 4 13/16in. Drum and Band Width: 1in.

Drive Sprocket

4-hole mount drive sprockets with 60-teeth. U.S.A. #35 chain 2in. center hole Outside Diameter: 7 3/8in. 2in. x 2in. 4–hole mounting holes

Mini-Bike Fender

Chrome-plated fender is made from cold-rolled steel. Fits over standard 4in. and 5in. tires as well as the most common 6in. tires. 14 1/2in.L x 4 1/2in.W. For 4in. and 5in. Tires

3/4in. 13 Tooth Engine Sprocket

"Use on engines, jack shafts, etc. U.S.A. Hub on one side Set screw Bore: 3/4in. Hardened case for long life Black oxide for protection"

Brake Band — 4in. Dia.

Web brake lining. Uses pin #13663.

2 Cable Pins For Brake Band

3/8in. with set screw.

"Tecumseh Power Sport Horizontal Engine — 3.5 HP, 3/4in. x 2 29/64in. Shaft, Model# H35-45808B"

"Durable cast iron cylinder sleeve and flywheel. Manual and remote controls. Recoil start; solid state ignition. Mechanical governor; float carburetor.Due to specific regulations, this item is not for sale in the state of California. Customers are responsible for checking local codes and regulations for their specific area. Brand: TecumsehModel#: H35-45808BHP: 3.5Cast Iron Sleeve: YesStart-Type: RecoilRV throttle controlShaft-Type: HorizontalShaft Dimensions (inches): 3/4 x 13/32 shaft, 3/16 keyway, 5/16-24 tapped endSpecial Feature: Carb side exhaust"

"Briggs & Stratton Intek Horizontal Engine — 5.5 HP, 3/4in. x 2 5/16in. Shaft, Model# 126312-0023-E1"

"Model 126312-0023-E15.5 HPHorizontal shaft; dimensions: 3/4in. x 2-5/16in., 3/16in. keywayApproximate mounting base dimensions: 6.38in. x 3.12in.3-5/8in. bolt circle diameter for PTO connectionOverall engine dimensions: 8.43in.D x 15.56in.W x 15.19in.HMagnetron® electronic ignitionFloat carburetor for consistent easy startingRecoil start 2-year consumer, 90-Day commercial warranty"

"Honda Horizontal Engine — 5 HP, 3/4in. x 2 7/16in. Shaft, Model# GC160AQHA"

"Model GC160AQHA5 HPHorizontal shaft; dimensions: 3/4in. x 2-7/16in., end tapped 5/16in.-24, 3/16in. keywayApproximate mounting base dimensions: 6.38in. x 2.95 to 3.15in.4.17in. PTO height with 3-5/8in. bolt circleOverall engine dimensions: 12.8in.D x 14.5in.W x 13in.HOverhead cam powerhouse is light in weight AND efficientCompact and lightweight design2.5in. x 1.97in. bore and stroke160 CC displacement8.5:1 compression ratioMax torque: 7.6ft. lbs.Aluminum cylinderTransistorized magneto ignitionSplash type lubricationStandard mufflerFloat type carburetor1.82 qt. fuel tank capacityDry air cleanerManual throttleNo oil alertRecoil startElectronic ignitionVacuum fuel pumpCommon applications: Pressure washers, blower/vacs, chipper/shredders, and log splitters2 year limited warranty"

Mini-Bike Frame and Fork Kit

"No welding necessary! Jig-welded frame is made from 7/8in. O.D. x .083in. wall tubing. Accommodates up to 17 1/2in. O.D. mounted wheels. Complete with fork, engine mounting plate, front axle holes, rear mounting tabs, nuts and bolts. Not for street use."

12in. PLUSH Foam-Padded Mini-Bike Seat

Sturdy seats are made of thick dense foam. Comfortable vinyl covering. Threaded inserts for positive mounting.

Mini Bike Kit is a Great Project for Adult and Child

"Everything you need to put together a mini bike except the engine, clutch and chain guard! Includes two wheel sets, seat, frame, bushings, axle and much more. Also includes detailed assembly instructions. U.S.A. Tire Size: 410 x 5"

Briggs & Stratton Fuel Filter

Original equipment fuel filter used for Briggs # Stratton engines and other small engine–powered outdoor power equipment. Replaces B#S #298090S/5018D with a 150–micron rating. Used on 7– through 15–HP engines without a fuel pump. U.S.A.

Kill Button Switch

"Spring loaded, ground contact switch fits 7/8in. and 1in. frame or handle bars. 36in. shielded lead wire with spade end."

Engine Mounting Plate With Lip

8 3/4in. x 7 3/4in.

"Rubber Grommet Kit for Plates, Item# 13836, 13837"

Greatly reduces small-engine vibration. Kit includes rubber grommets and washers. 8 Grommets: 1 3/6in. diameter and 3/8in. thick Grommet center hole: 6/16in. diameter 8 Washers: 1 1/4in. diameter and 1/16in. thick Washer center hole: 6/16in. diameter

Mountable Bearing 3/4in.

Mountable Bearing 3/4in.

"Mechanical, Adjustable Shock Absorbers"

Chromed springs. 2in. maximum compression. 520 lbs. load rating per shock. Eye to eye: 12in.. Diameter of each eye: 1/2in. Width of eye: 7/8in. 2in. Maximum compression Diameter of rod: 3/4in. Diameter of sleeve: 1in. Diameter of spring: 1 3/4in. Overall Length: 13 1/4in.

Small Engine Repair Manual

HAYNES� SMALL ENGINE REPAIR MANUALS Choose manual thru 5-HP engines, or manual for 5.5 thru 20-HP engines Pages of detailed engine disassembly, overhaul, repair and assembly; tune-up and maintenance procedures; carb adjustment/overhaul; ignition system servicing; recoil starter repairs; troubleshooting steps and tips; tools and equipment. Applications: All Makes All Models

Hoffco-Comet Go-Kart Clutch — V-Belt

Heavy-duty clutch is designed for go-karts. Centrifugal clutch to engage a V-belt. U.S.A. Hoffco-Comet V-Belt Clutch3/4in. bore7 HP rating

V-Belt Centrifugal Clutches

"To be used with A, B V-belts. Bore size is 1in. Engagment RPM 1800-2000. For use up to 8HP. Outside diameter of pulley: 3in. Keyway: 1/4in. A Belt Size: 5/8in.W B Belt Size: 1/2in.W"

Heavy Duty Clutch with Needle Bearings for Long Life

Bore Size: 3/4in. Tooth: 13 Chair: 35 Engagement #RPM: 2400 For Engines: 3-8 HP

Heavy Duty Clutch with Needle Bearings

Bore: 1in. # Teeth: 10 Chain: #40/41 Engage RMP: 2200 For Engines: to 8 HP

Comet Industries Heavy Duty Clutch With Needle Bearings

"1in. bore 12 teeth #35 chain Engage RPM: 2200 For engines to 8 HP Please be sure the clutch ordered is correct for the intended applicationOnce packaging has been opened, clutch cannot be returned."

Mini-Bike Brake with 5/8in. Bore

4 1/2in. internal expanding brake. Fits our #1322 and #13632. Built in anchor Two cable mounting ears Premium bonded lining Long actuating arm 5/8in. bore

Drum & 72 Tooth Sprocket

Mini bike drum and 72 tooth sprocket. Riveted sprocket and drum assembly. U.S.A. Use with #35 chain Fits 410 x 350 wheel Drum Diameter: 4 1/2in. Drum Depth: 1 1/2in. Center Hole: 2 1/8in.

PLUSH Foam-Padded Mini Bike Seat

19in. long sturdy seat made of thick dense foam. Comfortable vinyl covering. Threaded inserts for positive mounting.

Sprocket Idler

Use on #35 chain as a tensioning or routing device. 19-tooth idler has precision ball bearing with 5/8in. bore. Made of Aluminum Outside Diameter: 2 1/2in.

Studded Tread Replacement Tubeless Tires for Pneumatic Assemblies

"For use on mini-bikes, go-karts, lawn equipment and hand trucks. Tire Size: 410/350 x 5 O.D.: 11.5in. Depth of tread: 3.2MM"

Studded Tread Replacement Tubeless Tire for Pneumatic Assemblies

""For use on mini-bikes, go-karts, lawn equipment and hand trucks. Tire Size: 410/350 x 6 O.D.: 12.5in. 2 Ply Tire""

Studded Tread Replacement Tubeless Tire for Pneumatic Assemblies

"For use on mini-bikes, go-karts, lawn equipment and hand trucks. Tire Size: 410/350 x 4 O.D.: 10.5in. 260 Lb. Capacity 30 PSI"

Build Your Own Go-Kart Manual — Revised Edition

"Makes it easy to assemble your own custom-built, 1 or 2 person go-kart. Describes rear wheel and drive assembly, front wheel and steering assembly, braking and throttle systems. Gives you Northern part numbers to make ordering easy, whether you power up with a 3 HP, a 5 or an 8 HP engine. 36 pages of plans and material lists along with product pictures and descriptions."

Go-Kart Kit

""Everything you need to construct a go-kart except the engine and clutch! Live axle set-up not found in most fun karts. Includes wheel halves, bucket seat, seat cover, chain, steering shaft and much more. Also includes detailed assembly instructions. U.S.A.After your assembly is complete and prior to any operation, have the vehicle examined by a qualified and knowledgeable professional to ensure proper assembly, operation, safety and compliance with all applicable laws. The safety of the rider depends on it.""

""Carter Brothers Go-Kart-- Turbo Tiger, 3.5 HP, 2- Seat, Red, Model# 2403-TT""

""3.5 HP Tecumseh recoil engine, multigear drive and an extra seat are ideal for beginners to experience the thrill of go-karts! Truck ship. U.S.A. 3.5 HP Tecumseh recoil engine2 seatSeat to pedal distance of 24.5in. to 29.5in. (pedal adjustable)Dual chain/sprocket clutchLive axle (2 wheel drive)4.10 x 3.50 x 4 tread tiresLap seat belt5in. ground clearance from axlesReaches speeds of approximately 12 MPHDry weight approximately 152 lb.Warranties: 2 year limited engine warranty provided by engine manufacturer; 90 day frame warranty; 30 day warranty against defects in materials or workmanship on clutch, bearings, and sprocketWarranty excludes items subject to normal wear and tear and abuseTruck ship""

Baja Motorsports 49cc Dirt Bike — Model# WR90

This off-road machine makes a great first dirt bike! It can achieve speeds up to 30–35 MPH, powered by a reliable 4-stroke engine that doent require mixing gas and oil. Full suspension sucks up the bumps. And it looks sharp, just like an advanced dirt bike.49cc 3/4 HP 4-stroke kickstart engineAuto clutch 4-speed transmission for easy shiftingSpeeds up to 30–35 MPHFront and rear drum brakesTelescopic front forks and mono shock rear suspension absorb bumpsKnobby tires165-lb. weight capacity27in. seat heightCheck with local and state lawsRed colorModel WR90

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A.C.E. Sports Retro 50 Scooter, Model# HY50QT

This silver scooter combines retro styling with up-to-date technology, getting to where you want to go at a top speed of 45 MPH, plus 100 miles to gallon! Great features make the Sports Retro 50 fun and economical to drive. 49.6cc engine Electric start with belt-drive, CVT transmission 12V kick-start backup Front hydraulic disc brake and rear manual drum brake Twin inverted hydraulic front suspension with dual rear adjustable shocks 1.5-gallon gas tank 29in. seat height 4 1/8in. ground clearance Rolls on 3.5-10 front and rear tires 49.2in. wheelbase 300-lb. maximum weight carrying capacity 45 MPH top speed 100 mpg In silver