KB Performance Super-Duty Piston Kit 4.125" +0.020" 11.0:1 CR 114"/117" Bored to 120" M8 - KB542LCA.020 For Harley Motorcycles 2017-2026 Brand_Rick's Motorsport Electric Viton® rubber fuel-resistant gaskets

Viton® rubber fuel-resistant gaskets

replaces OEM cage

Mounts on left-hand side of the bike

Includes new bolts and high collar washers

MICHELIN® Commander® III Touring tires offer an average of 25% longer tread life among leading competitors (1)

KB Performance Super-Duty Piston Kit 4.125" +0.020" 11.0:1 CR 114"/117" Bored to 120" M8 - KB542LCA.020 For Harley Motorcycles 2017-2026 Brand_Rick's Motorsport Electric Viton® rubber fuel-resistant gasketsFeatures Super Duty Series includes: Anodized top ring groove and crown Line2Line abradable skirt coating applied to . 003" total thickness for a zero initial fit to allow coating to hone in for a tight quiet running clearance Round wire locks Steel nitride top ring with a Ductile Napier second Forced wrist pin oiling Flat Top 1. 2cc Compression Height 1. 083" Factory 117" Cylinders can safely be bored to 4. 125" through 4. 165" Valve pockets sized to