2405-4185 383 Small Block Chevy FX Series -21cc Dish Top SBC 23 Degree Forged Piston Set 4.185 inch bore Pin Dia.: 0.927" Comp Height: 1.125" Piston Ring Kit Option:Pistons - Pins and Locs Without Rings If it does it requires

If it does it requires a

Approx Comp Ratio: 58cc-11

377 Small Block Chevy

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

Please specify the correct part # of the ring set you need a replacement for in the note section of the checkout page

2405-4185 383 Small Block Chevy FX Series -21cc Dish Top SBC 23 Degree Forged Piston Set 4.185 inch bore Pin Dia.: 0.927" Comp Height: 1.125" Piston Ring Kit Option:Pistons - Pins and Locs Without Rings If it does it requires413 Small Block Chevy, FX, Comp Height: 1. 125, 21cc Dish Top, PIN: . 927", Full Floating or Press Fit, Ring Groove: 1. 2 1. 2 3MM, Stroke: 3. 750", ROD: 6, Approx Comp Ratio: 58cc 10. 61, 64cc 9. 99, 70cc 9. 46 *