Honda Trail Bikes Heavy Duty Auto Clutch kit. This clutch is a great improvement to your stock clutch. We recommend this kit with any upgraded/big bore motor. The stock clutch is designed for a stock motor and that's that. If you want reliablilty and power this is a must have performance upgrade. Fits 1992 to current year models. z50, xr50, and crf50

Yamaha Moto-4 250 Top End Cylinder Kit 1989-2004, YFM250

Complete top end rebuild kit for your Yamaha YFM250 Moto-4, Bear Tracker and Timberwolf ATV. Our kits are high quality, complete and ready to build right out of the box. You'll be able to take confidence that you'll have the precision components you need to get your toys running again, the right way.

50 Caliber tall seat. These will work for 2004-up Honda CRF70. The seats have a nice firmness to them and a mild grip cover. Comes complete with foam and cover.

Fits the following Honda pit bikes:
XR70  (2002-2003) *must have CRF70 gas tank
CRF70 (2004-2018)

This item is not currently in production.

50 Caliber Racing Manual Clutch Kit for Honda Z50 CRF50 XR50 Pit Bikes 1988 - Up

Complete kit allows you to convert your 3 speed semi-auto Honda to a 3 speed manual with clutch. Our kit includes a 3 plate clutch for maximum strength to handle 88c – 108cc big bore kit power without slippage.  This is an awesome way to spice up your big bore Honda 50.

50 Caliber Racing Red Plastics Kit for KTM 50cc Pit Bikes 2002-2008

High quality replacement set of plastics. Injection molded, high gloss, and a perfect OEM fit.

These will work for all PW80. The seats have a nice firmness to them and a mild grip cover. This is complete with foam and cover.

Yamaha PW80

Triple clamps for stock Honda 50 Forks. 2" risers.

DISCONTINUED

DISCONTINUED

Kit 2 Comes with everything in kit 1 except a shock. This kit comes with an 800 pound Eibach spring that can be used with a 50caliber shock, Ishock, or almost any other 10 1/2 - 11 1/2" eye to eye shock. Please check to make sure spring with fit your shock if its not listed above. Spring dimensions = inner diameter is 32.5mm and total length is 7 1/4 inches.

Full Aftermarket Plastic Kit

Honda xr50(2002+)

Honda crf50 (all years)
On sale for limited time! Blow out item!

This is a complete plastics kit with all pieces needed. There are lots of plastic kits out there now with no fork leg covers. This kit includes every piece you need to replace stock plastics.

50 Caliber Racing 52mm Head Gasket Kit for 110cc and 125cc Pit Bikes Atv Pocket Bike Go Karts and Mini Choppers

Out of stock and discontinued

Upgraded Tapered Roller Bearing Headset for Honda 50cc to 200cc Pit Bikes. The stock steering bearings in Honda pit bikes tend to wear out quickly. If you are an aggressive rider, or you race, your bearings are probably already failing. These aftermarket tapered roller bearings are a great upgrade over stock. They are much stronger and take a ton of abuse. They are great for larger riders too. Includes upper and lower tapered bearings and races.

Polaris Sportsman 500 ATV Top End Cylinder Rebuild Kit

50 Caliber Racing stock bore size replacement kit. 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.

Honda 50 Training Wheel Kit

Stroker Kit 1

Ready for more power? Convert your 88cc Race Head kit into a 108cc stroked out beast!! (Much more powerful than any of the chinese engines up to 125cc)

OEM Replacement Belt for your Scrambler, Hawkeye, Magnum, or Ranger. Best of the Best when it comes to a belt for your Polaris ATV!

 NO LONGER SELLING THIS BELT.

Plastics, Seat and Gas Tank Kit Yamaha PW50

DISCONTINUED

These forks are oil filled and have 5 1/2 inches of travel. Forks come fully assembled. You can use your stock wheel and brake with these forks. Kit includes fork legs, tripples clamps, extended brake cable, and all hardware needed for installation. Fits crf and xr50s.

Click here for 2" Taller Forks we offer. 

This kit is the complete kit to convert your stock motor into a powerful open class 117cc engine!

Polaris 600 700 800 Sportsman Ranger RZR Cooling Fan 2002-2015

Brand new cooling fan assembly including clips. Manufactured to OEM spec for an exact fit, just remove, replace and ride!

For Polaris Sportsman 600-800 , Ranger 800, and RZR 800

50 Caliber Racing Tall Seat for Honda XR50 & CRF50 Pit Bikes

Bolt on upgrade for your Honda 50. This seat will raise the seated position higher for taller riders or longer legs. The seats have a nice firmness to them and a mild grip cover. Comes complete with foam and cover.

Fits the following Honda pit bikes:
- Honda XR50 (1992-2003)
- Honda CRF50 (2004-2018)