2403-4185 383 Small Block Chevy FX Series -16cc Dish Top SBC 23 Degree Forged Piston Set 4.185 inch bore Pin Dia.: 0.927" Comp Height: 1.125" Piston Series Option:FX-2 2618 Alloy One or two replacements might

One or two replacements might make sense

Because the singles you are purchasing were not made at the same time your original pistons were made there will be variations that could effect their weight

You will be required to do whatever it takes to match your other pistons weight

1/16" 1/16" 3/16" Gas Nitride Stainless Steel Top Ring - Napier Second Ring with Flex Vent Oil Control Rings

292 Small Block Chevy

2403-4185 383 Small Block Chevy FX Series -16cc Dish Top SBC 23 Degree Forged Piston Set 4.185 inch bore Pin Dia.: 0.927" Comp Height: 1.125" Piston Series Option:FX-2 2618 Alloy One or two replacements might413 Small Block Chevy, FX, Comp Height: 1. 125, 16cc Dish Top, PIN: . 927", Full Floating or Press Fit, Ring Groove: 1. 2 1. 2 3MM, Stroke: 3. 750", ROD: 6, Approx Comp Ratio: 58cc 11. 18, 64cc 10. 51, 70cc 9. 9 *