Subcategories
50 Caliber Racing 88cc Race head kit for Your 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, and...
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...
50 Caliber Racing Big Bore Kits are top quality and come with everything you need to finish the job. This is a great way to pump up your Honda XR70 or CRF70. This kit will easily double the stock horsepower on your bike. We recommend installing a high volume oil pump with this kit.
50 Caliber Racing Stage 1 Big Bore Kits are top quality and come with everything you need to finish the job. This is a great way to pump up your Honda XR70 or CRF70. 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...
50 Caliber Racing Head and Clutch Gasket Kit for Honda CRF50F, XR50R, Z50, CRF70R, XR70R with 52mm big bore kit and up to 108cc stroker crank (88cc-108cc) Installed. Complete Head Gasket Kit for Honda Pit Bikes with 88cc - 108cc Big Bore Engines. This gasket set will work with all Honda 50 / 70 stud pattern type. Will also fit many 88cc-125cc Chinese...
50 Caliber Racing 47mm Head Gasket and Clutch Gasket Kit for 70cc Pit Bikes. OEM quality head gasket kit, for 70cc Lifan and Honda Pit Bikes with 47mm piston. Use for an engine rebuild or keep in the garage for spare parts, this a great kit to have on hand.
50 Caliber Racing Head Gasket Kit for Honda CRF50F, XR50R, Z50 , CRF70R, XR70R with 52mm big bore kit and up to 108cc stroker crank (88cc-108cc) Installed. Complete Head Gasket Kit for Honda Pit Bikes with 88cc - 108cc Big Bore Engines. This gasket set will work with all honda 50 /70 stud pattern type.
OEM quality full gasket kit for 70cc Lifan and Honda Pit Bikes with 47mm piston. 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.
50 Caliber Racing 52mm Head Gasket Kit for Chinese Lifan 110cc and 125cc Pit Bike and ATV Engines
50 Caliber Racing 47mm Head Gasket Kit for 70cc Pit Bikes. OEM quality head gasket kit, for 70cc Lifan and Honda Pit Bikes with 47mm piston. Use for an engine rebuild or keep in the garage for spare parts, this a great kit to have on hand.
50 Caliber Racing Yamaha YFM 80 top end cylinder kit 1985-2014. Complete top end rebuild kit for your Yamaha YFM 80 Badger, Raptor and Grizzly youth ATV. Our kits are high quality, complete and ready to build right out of the box.
50 Caliber Racing Honda Z50 Stage 1 vintage big bore kit. Improved lightweight 52mm piston and cylinder design, with oversized cooling fins for efficient heat dissipation. Includes all gaskets needed for install. - Z50 (1968-1978)- CT70 (1968-1981)- ATC70 (1973-1985)- TRX70 (1986-1987)- SL70 (1971-1973)- XL70 (1974-1976)
50 Caliber Racing 20mm performance carburetor for Honda pit bikes with 88cc big bore engines. If you have installed a big bore kit, the stock carburetor is too small and will starve the engine for air and fuel. This carburetor offers increased airflow to meet the demand of 88cc and up big bore engines. - Fits Honda Z50, XR50, CRF50, XR70, CRF70 with...
Polaris Sportsman 500 ATV Top End Cylinder Rebuild Kit with stock bore size and compression ratio. Includes all gaskets and components necessary to rebuild your top end. Manufactured to OEM spec, our kits are complete, high quality, and will extend the life of your toys for many more years of enjoyment.
50 Caliber Racing Forged Aluminum Gear Shift Lever For CRF50 XR50 CRF70 XR70 and Other Pit Bikes. Forged aluminum gear shift lever for pit bikes and atvs. Forged from 6061-T6 aluminum, with anodized coating. This is a perfect way to replace your original damaged or worn gear lever, which will restore gear shifting performance for your motorcycle. Fits...
50 Caliber Racing 27mm PZ27 Carburetor. This carburetor fits a large variety of 150cc to 250cc dirt bikes, go karts, ATVs and more. Intake throat diameter: 27mm, Bolt hole spacing: 48mm, Air intake mount diameter: 40mm.
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.
Stock Replacement Handle Bars for Honda Monkey Z50 and CT70 Trail bikes. These are a high quality Taiwan made repops of the stock bars, not Chinese made like many out there. Chrome plated to look just like stock. If you want your old bike to look good as new, these are the bars you want. The fitment below is specific, so make sure you are buying the...
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.
One set of 50 Caliber Racing extended forks. 2 Inches taller than stock height with stock spring rate. Black finish for a stealth, custom look. Fix your kids XR50 or CRF50 the easy way. Installation is quick and easy, and requires no modifications.
Set of 2 pit bike rims, one 10 inch and one 12 inch diameter size. High quality 6061 Aluminum. Rear: 2" wide, Front: 2 11/16" outside to outside. Includes 2 sets of heavy duty spokes, enough to lace up one set of 10"/12" wheels for your CRF70 pit bike. Available in BLACK, GOLD, RED or BLUE anodized finish. Fits CRF and XR 70 Pit Bikes, and many others...
Set of 2 pit bike rims, in 10 inch diameter size with 28 spoke holes. High quality 6061 Aluminum, 2" wide outside to outside. Includes 2 sets of 28 heavy duty spokes, enough to lace up one set of 10" wheels for your CRF50 pit bike. Available in BLACK, GOLD, RED or BLUE anodized finish. Fits CRF and XR 50 Pit Bikes, and anything else that requires a 10...
50 Caliber Racing Replacement Gas Tank For 110cc - 125cc Chinese Pit Bikes. Will fit many 110 - 125cc Chinese Pit Bikes from the following manufacturers. TAOTAO, APO, X-PRO, COOLSTER, PITSTER, SYX, MOTO, APOLLO, SSR MOTORSPORTS AND MANY MORE. Just make sure your existing tank matches the photos above!
Bottom End Case Gaskets for 1992-up Honda 50 and Chinese clone engines.