KB Performance Hypereutectic Piston Kit 3.498" +0.040" 10.5:1 CR 80" Evolution Big Twin - KB266.040 For Harley 1984-1999 Brand_Novus 2010 Ski-Doo GSX 550F w/121"

2010 Ski-Doo GSX 550F w/121" Track 2004 Ski-Doo GSX 600 Sport SDI 2004

Removable end cap allows handguard installation without the hacksaw

Features Standard Riding Style ATV Type Speedometer Color/Finish Black Base Color Black Units Each Product Name Cable Riding Style UTV Housing Material Vinyl

79") Riding Style ATV Riding Style Street Base Color Gold

Notched for Throttle-by-Wire (TBW)

KB Performance Hypereutectic Piston Kit 3.498" +0.040" 10.5:1 CR 80" Evolution Big Twin - KB266.040 For Harley 1984-1999 Brand_Novus 2010 Ski-Doo GSX 550F w/121"Features Manufactured from high strength, T 5, heat treated, 390 hypereutectic aluminum alloy Allow a tighter fit and longer piston and ring life Diamond machined pistons are held to plus or minus one gram weight and less than one half thousandth inch (. 0005") tolerances from piston to piston Each kit contains two pistons, pins, spiral lock pin clips and Hastings moly rings Replacement piston rings and pin lock rings available separately KB pistons