2300-4155 383 Small Block Chevy FX Series -5cc Flat Top SBC 23 Degree Forged Piston Set 4.155 inch bore Pin Dia.: 0.927" Comp Height: 1.425" Bore Size 4185 in 106210 mm Custom Bore Size Option: This

Custom Bore Size Option: This Option is perfect for Engine builders who do not want to unnecessarily oversize the cylinder bores on a block

337 Small Block Chevy

We then pin fit the piston pin bores accordingly for the

Most will require special order

one second ring and a 3-piece oil ring set

2300-4155 383 Small Block Chevy FX Series -5cc Flat Top SBC 23 Degree Forged Piston Set 4.155 inch bore Pin Dia.: 0.927" Comp Height: 1.425" Bore Size 4185 in 106210 mm Custom Bore Size Option: This407 Small Block Chevy, FX, Comp Height: 1. 425, 5cc Flat Top , PIN: . 927", Full Floating or Press Fit, Ring Groove: 1. 2 1. 2 3MM, Stroke: 3. 750", ROD: 5. 7, Approx Comp Ratio: 58cc 12. 59, 64cc 11. 71, 70cc 10. 94 *