[.040 Bore 4.040 ]
This listing is for (8) of Speed Pro hypereutectic Chevy 383 stroker pistons & MOLY (Hastings or Mahle depending on availability) ring set. 350 block with 3.75" stroke crankshaft. Dish piston +.060" Bore 4.060" Bore diameter with 2 valve reliefs. Anti-friction coated skirts. For use with 5.7" connecting rods. Includes pins and wire locks. Can be used with either pressed fit or bushed rods. 5/64, 5/64, 3/16 Rings.