2406-4000 383 Small Block Chevy FX Series -28cc Dish Top SBC 23 Degree Forged Piston Set 4.000 inch bore Pin Dia.: 0.927" Comp Height: 1.125" Stroke 3.250" Single Piston Replacement Pro Pip:

Single Piston Replacement Pro Pip: Do yourself a favor and inspect all your pistons and cylinders carefully before making the decision to buy single replacements

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

00 this option cost is nothing compared to replacing a block

This part # is for a replacement single cylinder ring set

2406-4000 383 Small Block Chevy FX Series -28cc Dish Top SBC 23 Degree Forged Piston Set 4.000 inch bore Pin Dia.: 0.927" Comp Height: 1.125" Stroke 3.250" Single Piston Replacement Pro Pip:377 Small Block Chevy, FX, Comp Height: 1. 125, 28cc 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 9. 2, 64cc 8. 7, 70cc 8. 27 *