These Keith Black economy (also known as economy pistons) feature coated skirts, wrist pin lockrings and T-5 hypereutectic construction. Can be used with either press fit or floating wrist pins (lockrings included).
set of 8 for Chevy 350 c.i. (4.000" bore x 3.48" stroke). Does not include piston ring set. Use 5/64", 5/64", 3/16" piston rings (Ring Style A).
- Comp Height 5.7" Rod - 1.565
- Comp Height 6.0" Rod - 1.265
- Pin Diameter - 0.9272
KB Claimer Piston Chart (GIF)
Ring Style Chart (GIF)