Top End KitsThere are 14 products.

Showing 1 - 14 of 14 items
  • Honda XR400 Top End Cylinder Kit 1996-2015
    $ 95.00 In stock
    Honda XR400 TRX400 Top End Cylinder Kit

    Complete 50 Caliber Racing top end rebuild kit for your Honda TRX400EX / TRX400X / XR400R! 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.

    $ 95.00
  • Honda XR400 / TRX400EX 89mm 440cc Big Bore Kit 1996- 2016
    $ 129.00 In stock
    Honda TRX400 XR400 440cc Big Bore Kit

    50 Caliber Racing bolt on 89mm 440cc big bore kit for all Honda TRX400 and XR400 models. This is a complete kit, with everything you need to rebuild your top end.

    $ 129.00
  • 50 Caliber Racing Top End Cylinder Kit for Polaris Sportsman 90 ATVs
    $ 89.00 Out of stock
    Polaris Sportsman 90 Top End Cylinder Kit

    50 Caliber Racing Top End Cylinder Kit for Polaris Sportsman 90 ATVs. Complete top end rebuild kit for your Polaris Sportsman, Predator or Scrambler 90cc youth ATV. Stock bore size and compression ratio. Our kits are high quality, complete and ready to build right out of the box.

    $ 89.00
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  • 50 Caliber Racing Top End Cylinder Kit for Yamaha TTR 125 2000-2005 Dirt Bikes - Stock Bore
    $ 59.00 Out of stock
    Yamaha TTR 125 Top End Cylinder Rebuild Kit

    50 Caliber Racing Top End Cylinder Kit for Yamaha TTR 125 2000-2005 - Stock Bore Size. Complete top end rebuild kit for your Yamaha TTR125! Our kits are high quality, complete and ready to build right out of the box. Bolt on kit with no modifications required. Fits Yamaha TTR125 (2000-2005)

    $ 59.00
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  • Yamaha Banshee 350 Top End Cylinder Kit 1987-2006
    $ 219.00 Out of stock
    Yamaha Banshee 350 Top End Cylinder Kit

    Yamaha Banshee 350 Top End Cylinder Kit 1987-2006. Complete top end rebuild kit for your Yamaha Banshee 350 YFZ350. 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.

    $ 219.00
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  • Yamaha Wolverine 350 Top End Cylinder Kit 1995-2005 Replaces Yamaha part number 1UY-11310-03-00
    $ 149.00 Out of stock
    Yamaha Wolverine 350 Top End Cylinder Kit

    50 Caliber Racing stock replacement kit for your Yamaha Wolverine 350 ATV! (1995-2005) 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.

    $ 149.00
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  • 50 Caliber Racing Top End Cylinder Kit for Yamaha YFS 200 Blaster ATV - Standard Bore
    $ 159.00 Out of stock
    Yamaha Blaster YFS200 Top End Cylinder Kit

    50 Caliber Racing aftermarket top end kit with stock bore size for Yamaha YFS 200 Blaster ATVs. Includes all gaskets and components necessary to rebuild the 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.

    $ 159.00
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  • 50 Caliber Racing Top End Cylinder Kit Yamaha Moto-4 YFM 250 Bear Tracker (99-04) Timberwolf (92-00)
    $ 119.00 Out of stock
    Yamaha Moto-4 250 Top End Cylinder Kit YFM250

    50 Caliber Racing 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.

    $ 119.00
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  • Honda Rancher TRX350 Top End Cylinder Kit 2000-2006
    $ 224.00 Out of stock
    Honda Rancher TRX350 Top End Cylinder Kit

    50 Caliber Racing replacement stock top-end cylinder kit for Honda Rancher TRX350 (2000-2006). 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.

    $ 224.00
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  • 50 Caliber Racing 686cc Big Bore Top End Cylinder Kit for Yamaha Rhino Grizzly Raptor 660 2004-2007
    $ 199.00 Out of stock
    686cc Big Bore Kit Yamaha Rhino Grizzly Raptor

    50 Caliber Racing bolt on 102mm 686cc Big Bore Kit for all Yamaha Rhino Raptor and Grizzly 660 models. This is a complete kit, with everything you need. Our cylinders have larger than stock water jackets for better cooling and are a much more reliable option than boring your stock cylinder.

    $ 199.00
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  • 50 Caliber Racing Complete Top End Cylinder Kit for Suzuki LT80 & Kawasaki KFX80 ATVs
    $ 64.00 Out of stock
    Suzuki LT80 Kawasaki KFX80 Top End Rebuild Kit

    50 Caliber Racing Complete Top End Cylinder Kit for Suzuki LT80 & Kawasaki KFX80 ATVs are brand new with stock bore size. Includes all gaskets and components necessary to rebuild the 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.

    $ 64.00
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  • 50cal bolt glue 50ml/thread locker
    $ 15.00 In stock
    50cal bolt glue 50ml/thread locker

    50 Caliber Racing 271 High Strength Red Bolt Glue 50ml bottle. Its purpose is to keep your nuts and bolts together. It's excellent for engines or any nuts and bolts that get vibration.

    $ 15.00
  • 50cal bolt glue 250ml/thread locker
    $ 55.00 In stock
    50cal bolt glue 250ml/thread locker

    50 Caliber Racing Red Bolt Glue 250ml bottle high strength thread locking glue. Its purpose is to keep your nuts and bolts together! It's excellent for engines or any nuts and bolts that get vibration.

    $ 55.00
  • 50 Caliber Racing Can Cooler
    $ 3.00 In stock
    50 Caliber Racing Can Cooler

    - Keeps Hands Warm - Keeps Beers Cold - 2 Sided Print, 1 side 50 cal logo, other side slogan - Multiple designs to choose from

    $ 3.00
Showing 1 - 14 of 14 items

Shop Top End Kits

Time to freshen up that engine? UTV Dude’s got your back with top end kits that make rebuilding simple and solid. Pistons, rings, gaskets—it’s all there, built to work together for max performance and durability. Whether it’s a UTV or ATV, these kits are made for the DIY crowd. If you can spin a wrench and follow a manual, you’re set. Grab your kit from UTV Dude and get your ride ripping again in no time!