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The Wiseco Professional Series forged piston set for Chevy small block contains eight pistons with a 4.040 in. bore, 1.550 in. compression height and 0.927 in. pin diameter, intended for high-stress racing and performance builds. Forged and machined in the USA from 2618 aluminum, these pistons feature ArmorGlide skirt coating, precision ring grooves and an anti-detonation groove, plus fully machined crowns and forced pin oiling to support demanding duty cycles.
Wiseco Chevy Small Block 4.040in Bore 1.550in CH -15.00 CC Piston Set
