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The Wiseco Pro Tru Street piston set for Chevrolet Big Block engines is a forged 4032-alloy kit that arrives with rings, pins and clips for a full rebuild. It’s positioned for reliable street use and occasional track work. This eight-piece set fits a 4.250 in. bore with a 1.760 in. compression height and 0.990 in. pin diameter. Standard features include ArmorGlide skirt coating to resist seizure, chromium-alloy pins with Spirolox retainers and AS-forged dome shapes with oil drainbacks.
Wiseco Pro Tru Street Chevy Big Block 4.250in Bore 1.760in CH 21.00 CC Piston Set
