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The Wiseco Professional Series forged piston set for Small Block Chevrolet applications features a 4.020 in bore, 1.550 in compression height and 0.927 in pin diameter for specialized engine combinations. Forged from 2618 aluminum and machined in the USA, the pistons include precision ring grooves, an anti-detonation groove, ArmorGlide skirt coating and forced pin oiling. Supplied as an eight-piece set with premium rings.
Wiseco SBC Strutted Flat Top 1.550inch CH Piston Shelf Stock Kit
