2308-4165 383 Small Block Chevy FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 4.165 inch bore Pin Dia.: 0.927" Comp Height: 1.425" Piston Series Option:FX-1 4032 Alloy the following points must be

the following points must be understood and considered

268 Chevy V6

That being said

best engine building practices dictate that pistons should be replaced in matched sets

317 Small Block Chevy

2308-4165 383 Small Block Chevy FX Series +4cc Dome Top SBC 23 Degree Forged Piston Set 4.165 inch bore Pin Dia.: 0.927" Comp Height: 1.425" Piston Series Option:FX-1 4032 Alloy the following points must be409 Small Block Chevy, FX, Comp Height: 1. 425, +4cc Dome 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 14. 31, 64cc 13. 14, 70cc 12. 19 *