80"/1340cc cylinder & piston kit. Black

Wrinkle black aluminum finish. Direct replacement for OEM components for a stock rebuild. Fits all stock 84-99 Evolution Big Twin models. For stock 4-1/4" stock stroke flywheels and stock 3-1/2" bore. Comes complete with stock length 5.550" long cylinders, forged pistons, piston rings, wrist pins and head & base gaskets. Stock 8.5:1 compression ratio. Engine life can be expected to be excellent, like stock.