2030-3935 283 Small Block Chevy FX Series -5cc Flat Top SBC 23 Degree Forged Piston Set 3.935 inch bore Pin Dia.: 0.927" Comp Height: 1.8" Piston Series Option:FX-1 4032 Alloy With today's power levels leaving

With today's power levels leaving wall thickness in the cylinders can also help with power and longevity

If your full floating

5/64 5/64 3/16 Moly Ring Set for Mild Performance Applications

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

2030-3935 283 Small Block Chevy FX Series -5cc Flat Top SBC 23 Degree Forged Piston Set 3.935 inch bore Pin Dia.: 0.927" Comp Height: 1.8" Piston Series Option:FX-1 4032 Alloy With today's power levels leaving292 Small Block Chevy, FX, Comp Height: 1. 8, 5cc Flat Top , PIN: . 927", Full Floating or Press Fit, Ring Groove: 1. 2 1. 2 3MM, Stroke: 3. 000", ROD: 5. 7, Approx Comp Ratio: 58cc 9. 43, 64cc 8. 77, 70cc 8. 21 *