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The Wiseco Professional Series forged piston for Chevrolet small block applications includes a 4.060 in. bore, 1.5505 in. compression height and 0.927 in. pin diameter. Sold individually for high‑stress or race builds, it comes with premium rings. Forged from 2618 aluminum in the USA, the design adds precision ring grooves, an anti‑detonation groove, ArmorGlide skirt coating and forced pin oiling for improved sealing and longevity.
Wiseco Chevy XLS PRO-SERIES 1.550inch Piston Shelf Stock
