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SEMA Show Las Vegas Nevada November 5-8 2024
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EngineThere are 73 products.
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$ 21.00 In stockReplacement Ignition Coil Pack KTM 50 Pit Bikes
50 Caliber Racing Ignition Coil Pack for KTM 50cc pit bikes. Replaces KTM part # 45139006000. High energy coils manufactured to OEM specifications. Fits most SX models (2002-2008)
$ 21.00
$ 40.00 In stockCarburetor Yamaha TTR 125
Brand new top quality aftermarket replacement carburetor for Yamaha TTR 125. Manufactured to OEM spec for easy bolt on replacement. Restore lost power and fix cold start issues, while saving both time and money.
$ 40.00
$ 15.00 In stockFull Gasket Kit Lifan CG150 Engines
This is a full gasket kit from 50 Caliber Racing for 150cc CG150 engines. The original manufacturer was Honda, and now there are many Taiwanese and Chinese companies that produce knockoffs of this engine. Commonly used on scooters, dirt bikes, mini choppers, ATV's, quads, go-karts, and more. This kit contains every gasket you would need for a full...
$ 15.00
$ 22.00 In stockAir Filter Box with Filter PW50
50 Caliber Racing high quality replacement air filter box with filter for (1981-2009) Yamaha PW50.
$ 22.00
$ 89.00 Out of stockYamaha PW50 Top End Cylinder Kit
50 Caliber Racing top end rebuild kit for Yamaha PW50 Pit Bikes have cast aluminum cylinder with black powder coating for a vintage Yamaha look. Standard compression and stock bore size for an all original spec replacement top end kit. Includes everything needed to rebuild your top end. These kits are very high quality and will last for years under normal...
$ 89.00
$ 29.99 In stockRacing Ignition Coil 50cc 125cc 150cc GY6 Pit Bikes
Racing Ignition Coil with single attachment for 50cc 125cc and 150cc GY6 engines found on scooters, Go Karts, Pit Bikes, Mini ATVs and other vehicles out there on the market. The length is 18 inches.
$ 29.99
$ 240.00 In stock88cc Stage 2 Vintage Big Bore Kit for Honda Z50, CT70, ATC70, TRX70, SL70, XL70
50 Caliber Racing vintage stage 2 88cc big bore kit. Improved lightweight 52mm piston and cylinder design, with oversized cooling fins for efficient heat dissipation. A 20mm performance carb assembly, and all the gaskets needed for install. - Z50 (1968-1981) - CT70 (1968-1981) - ATC70 (1973-1985) - TRX70 (1986-1987) - SL70 (1971-1973) - XL70 (1974-1976)
$ 240.00
$ 409.00 In stock88cc Vintage Big Bore Kit with Race Head Honda Z50, CT70, ATC70 68-81
88cc Race head big bore kit for your vintage Honda pit bike. Complete with a 52mm piston and cylinder, fully assembled race head with 25/22mm valves and revised chamber. 20mm carburetor with intake, filter and cable. High performance camshaft. Full gasket kit. Everything necessary to fulfill your need for speed! - Z50A (1968-1978) - CT70 (1969-1982) -...
$ 409.00
$ 16.00 Out of stockOil Seal Kit 50cc GY6 Engine - 39mm Bore
ScooterX Replacement Oil Seals for 50cc GY6 Enginese with 39mm Cylinder Bore. Brand new oil seals for 50cc GY6 engines. These motors are commonly used in gas scooters, go karts, dune buggies, pocket bikes, and more. Fits 39mm bore, 50cc size GY6 engines. Dimensions:- (2) 30mm OD x 16mm ID x 5mm W- (1) 42mm OD x 27mm ID x 7mm W- (1) 30mm OD x 16mm ID x 6mm W
$ 16.00
$ 569.00 Out of stock117cc Stroker Kit 6 with Race head for Honda CRF50, XR50 & CRF70
50 Caliber Racing 117cc stroker kit #6 for Honda CRF50, XR50, CRF70, XR70 pit bikes. Contains everything you need to convert your completely stock engine into a powerful open class 117cc engine with tons of torque. Includes crank, race head, camshaft, cylinder, piston kit, gaskets, 26mm carburetor and intake kit.
$ 569.00
$ 45.00 In stock47mm Piston Kit Honda CT70 ATC70 SL70
50 Caliber Racing 47mm Standard Bore Piston Kit for Honda C70 CT70 CL70 SL70 XL70 ATC70 vintage pit bikes. Complete assembly including 47mm piston, wrist pin, rings and circlips. Replaces oem Honda part number 13101-087-000.
$ 45.00
$ 419.00 Out of stock117cc Stroker Kit 5 for Honda CRF50, XR50 & CRF70
50 Caliber Racing 108cc stroker kit #5 for Honda CRF50, XR50, CRF70, XR70 pit bikes. Contains everything you need to convert your 88cc Race Head engine into a powerful open class 117cc engine with tons of torque. Includes crank, cylinder, piston kit, gaskets, 26mm carburetor and intake kit.
$ 419.00
$ 60.00 In stockHonda Z50 Performance Camshaft 1968-1981
50 Caliber Racing Performance camshaft for vintage Z50 Honda pit bikes and 70cc ATVs. This is a much more aggressive camshaft compared to the stock. Will increase power on a stock engine, and even better power can be made with a big bore modified engine up to 88cc. Works with a stock head.
$ 60.00
$ 79.99 Out of stockHonda NQ50 Spree / Elite Top End Cylinder Kit
50 Caliber Racing Top End Cylinder Kit for Honda NQ50 Spree / Elite Scooters. Stock bore size replacement kit. Includes all gaskets and components necessary to rebuild your top end. Manufactured to OEM specifications. This kit is truly bolt on and can be installed by anyone with basic mechanical skills who is not afraid to turn some nuts and bolts....
$ 79.99
$ 15.00 In stockFull Gasket Kit Lifan CG200 Engines
This is a full gasket kit from 50 Caliber Racing for 200cc CG200 Engines. The original manufacturer was Honda, and now there are many Taiwanese and Chinese companies that produce knockoffs of this engine. Commonly used on scooters, dirt bikes, mini choppers, ATV's, quads, go-karts, and more. This kit contains every gasket you would need for a full...
$ 15.00
$ 15.00 Out of stockFull Gasket Kit Lifan CG250 Engines
This is a full gasket kit from 50 Caliber Racing for 250cc CG250 Engines. The original manufacturer was Honda, and now there are many Taiwanese and Chinese companies that produce knockoffs of this engine. Commonly used on scooters, dirt bikes, mini choppers, ATV's, quads, go-karts, and more. This kit contains every gasket you would need for a full overhaul.
$ 15.00
$ 13.00 In stockUniversal Throttle Cables for Pit Bikes
50 Caliber Racing new aftermarket replacement throttle cable. Includes cable and housing. We offer many sizes with either bent or straight ends. Replace your worn cable and get your bike back on the trail!Be sure to choose length and end style before ordering!
$ 13.00
$ 11.00 In stockBillet Aluminum Fuel Filter - 1/4" Line
High flow aluminum body inline fuel filter with 1/4" flanges from ScooterX. Two piece design with replaceable filter cartridge for easy maintenance while handling high fuel flow rates. Anodized finish available in four colors: Gold, Silver, Black and Red. Fits all 50 - 110cc Dirt Bikes and will also work on Go Karts, Scooters, Lawn Mowers, Pressure...
$ 11.00
$ 16.00 In stock
$ 359.00 Out of stockRace Head V2 Upgrade for Lifan 150cc 160cc YX GPX
This kit from 50 Caliber Racing is to upgrade the cylinder head on stock YX/GPX 150 or 160 engines to our new Race Head V2. The addition of this new head will dramatically increase the performance of your stock engine! The addition of roller rocker arms and a new camshaft are the biggest changes followed by bigger valves and ports. The exhaust valve is...
$ 359.00
$ 26.00 In stockHigh Volume Oil Pump - Honda Pit Bikes 1982-Up
50 Caliber Racing high volume oil pump for Honda pit bikes CRF50 XR50 CRF70 XR70. Delivers up to 3 times the flow of the stock pump, which will help reduce wear and prolong the life of your engine. This pump is highly recommended when installing a big bore kit. Includes pump and gasket.
$ 26.00
$ 399.00 In stock88cc Big Bore Kit with Race Head - Honda Z50, CRF50, XR70 & CRF70
50 Caliber Racing 88cc Race head kit for 88-up Honda 50 or 70cc pit bike. This kit will drastically improve your overall performance on your bike. A stock Honda 50 puts around 2.2hp to the ground and this kit will put you between 5.5-6hp to the ground and 30% more to the crank! Kit comes with fully assembled race head, performance cam, 20mm carburetor,...
$ 399.00
$ 269.00 In stock88-Up Honda 50 Stage 2 Big Bore Kit - Z50 XR50 CRF50
50 Caliber Racing Stage 2 88-Up Honda 50 Big Bore Kit for Z50 XR50R and CRF50F. This is a great way to pump up your Honda Z50, XR50 or CRF50. This kit is recommended for those who don't want to spend a fortune but still want to see a nice power increase over the stock engine. It can be installed by anyone with basic mechanical skills who isn't afraid to...
$ 269.00
$ 155.00 In stock88-Up Honda 50 Stage 1 Big Bore Kit - Z50 XR50 CRF50
The Stage 1 Big Bore Kit from 50 Caliber Racing is top quality and comes with everything you need to finish the job. This is a great way to pump up your Honda Z50, XR50 or CRF50. This kit is recommended for those who don't want to spend a fortune but still want to see a nice power increase over the stock engine. It can be installed by anyone with basic...
$ 155.00