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Wiseco Professional Series forged piston set for Chevrolet small block with a 4.020 in bore and 1.125 in compression height, supplied as a complete set of eight pistons with 0.927 in pin diameter and 0.0 cc specification. Forged from 2618 aluminum and fully machined in the USA, these pistons include precision ring grooves, an anti-detonation groove, ArmorGlide skirt coating for seizure resistance and quieter operation, forced pin oiling, and premium rings for heavy to severe duty race use.
Wiseco Chevy Small Block 4.020in Bore 1.250in CH -1.70 CC Piston Set
