Wiseco Pro Tru Street Flat-Top Piston Set for Ford 351W, 4.040 in. Bore – PTS501A4

Product overview

Set of eight pistons for a compatible 351 Windsor build with a 4.040-inch finished bore, 1.769-inch compression height and 0.912-inch pin. Verify stroke, rod length, deck clearance and piston-to-valve clearance. Special order.

Fitment and installation

Match the piston bore size to the finished cylinder bore. Confirm pin size, compression height, ring package, and valve clearance for the intended engine combination.