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The Wiseco Pro Tru Street piston set for Chevrolet Big Block engines is a forged 4032-alloy rebuild kit supplied with rings, pins and clips and built for dependable street and track use. This set of eight pistons fits a 4.250 in. bore with a 1.270 in. compression height and 0.990 in. pin diameter. It includes ArmorGlide skirt coating for seizure resistance and quieter operation, chromium-alloy piston pins with Spirolox retainers, and AS-forged dome features with oil drainbacks.
Wiseco Pro Tru Street Chevy Big Block 4.250in Bore 1.270in CH 21.00 CC Piston Set
