These classic, race winning JE flat top pistons work with most aftermarket 23º heads. They have extra deep valve pockets and a low-friction skirt design. These pistons are designed to use 1/16, 1/16, 3/16 rings. Bore: 4.030 Stroke: 3.500 Rod: 5.700 Deck: 9.000 Includes: Contact Reduction Grooves Double Spiro Locks #927-042-CS Double Pin Oilers Note: fits 3.480 and 3.500 stroke Price per piston.
