Top End

All pistons are heat treated with a T-5 hardening and tempering cycleAll piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston lifeCast...

Piston Kit - 94.95 Mm - Gas Gas | Husqvarna | Ktm 24112A Gas Gas -- MC 450F -- (2021, 2023, 2022); Gas Gas -- EX 450F -- (2022, 2023, 2021); Gas Gas -- MC 450F Troy Lee Designs -- (2022); KTM -- 450...

Feuling Oil Pump Corp. Gorilla Rocker Shaft And Bolt Kit 1236 Harley-Davidson -- Dyna Convertible FXDS-CONV -- (2000, 1999); Harley-Davidson -- Wide Glide FXDWG -- (2000, 1999); Harley-Davidson --...

The foremost compatible top-end rebuild kit all in one boxFeature a Moly2000 centrifugally-spun, cast cylinder sleeved iron bore to provide better ring seal for better compression, more torque and...

Manufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloyAllows a tighter fit and longer piston and ring lifeDiamond-machined pistons are held to plus or minus one gram...

Manufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloyAllows a tighter fit and longer piston and ring lifeDiamond-machined pistons are held to plus or minus one gram...

Machined from 2618-T6 high-tensile forged aluminumDome/dish features smooth flowing radii; requires no deburring or preparationSpecifically engineered for extreme applications including professional...

• Reduced valve train noise from start up to shut down • Close tolerances for low leak down rates • Fast pump up and superior high rpm performance • Each Precision Lifter is hand assembled to...

Top End Piston Kit - 99.95 Mm - Yamaha Vtktc23104-1 Yamaha -- YFM 660 F Grizzly 4x4 -- (2002, 2003, 2004); Yamaha -- YXR 660F Rhino 4x4 -- (2007, 2004, 2006, 2005)

Top End Piston Kit - 76.95 Mm - Kawasaki Kx250F Vtktc23646A Kawasaki -- KX 250 F -- (2013, 2011, 2012, 2014)

Top End Piston Kit - 76.76 Mm - Honda Crf250R Vtktc23510A Honda -- CRF250R -- (2011, 2010, 2013, 2012)

Include springs, upper and lower collars and keysFor valve lift to .650" with 1.860"/178 lbs. installed height, 376 lbs. at max liftMax 6500 rpmMade in the U.S.A. Harley-Davidson -- Wide Glide EFI...