2020-4040 302 Small Block Chevy FX Series -5cc Flat Top SBC 23 Degree Forged Piston Set 4.040 inch bore Pin Dia.: 0.927" Comp Height: 1.8" Bore Size 4060 in 103040 mm 00 this option cost is

00 this option cost is nothing compared to replacing a block

bushed connecting rods are worn or in bad shape you might also consider this option to make them like new again by honing them from the stock

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

Most will require special order

2020-4040 302 Small Block Chevy FX Series -5cc Flat Top SBC 23 Degree Forged Piston Set 4.040 inch bore Pin Dia.: 0.927" Comp Height: 1.8" Bore Size 4060 in 103040 mm 00 this option cost is308 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. 83, 64cc 9. 16, 70cc 8. 56 *