The Wiseco Pro Tru Street forged piston for Chevrolet small block (4.040 in bore, 1.560 in compression height) is a 4032 alloy forged piston supplied individually for rebuilds. The Pro Tru Street offering ships with rings, pin, and circlips where specified; features include an ArmorGlide skirt coating for reduced friction and seizure resistance, AS‑forged dome detailing, and a chromium alloy steel piston pin with Spirolox retention.
Wiseco Chevrolet Pro Tru Street FT 4.040in Bore 1.560in CH - 7cc