2450-4030 396 Small Block Chevy FX Series -5cc Flat Top SBC 23 Degree Forged Piston Set 4.030 inch bore Pin Dia.: 0.927" Comp Height: 1.362" Stroke 3.480" 440 Small Block Chevy

440 Small Block Chevy

388 Small Block Chevy

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

E Series replacement Piston with Wrist Pin and Pin Locs

2450-4030 396 Small Block Chevy FX Series -5cc Flat Top SBC 23 Degree Forged Piston Set 4.030 inch bore Pin Dia.: 0.927" Comp Height: 1.362" Stroke 3.480" 440 Small Block Chevy395 Small Block Chevy, FX, Comp Height: 1. 362, 5cc Flat Top , PIN: . 927", Full Floating or Press Fit, Ring Groove: 1. 2 1. 2 3MM, Stroke: 3. 875", ROD: 5. 7, Approx Comp Ratio: 58cc 12. 35, 64cc 11. 46, 70cc 10. 7 *