2000-4030 4.3 Chevy V6 FX Series -5cc Flat Top V6 23 Degree Forged Piston Set 4.030 inch bore Pin Dia.: 0.927" Comp Height: 1.56" Bore Size 4000 in 101520 mm Put the full part #

Put the full part # of the single piston you require in the note section of the check out page

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

We have a limited quantity of single cylinder sets in stock

One or two replacements might make sense

2000-4030 4.3 Chevy V6 FX Series -5cc Flat Top V6 23 Degree Forged Piston Set 4.030 inch bore Pin Dia.: 0.927" Comp Height: 1.56" Bore Size 4000 in 101520 mm Put the full part #266 Chevy V6, FX, Comp Height: 1. 56, 5cc Flat Top , PIN: . 927", Full Floating or Press Fit, Ring Groove: 1. 2 1. 2 3MM, Stroke: 3. 480", ROD: 5. 7, Approx Comp Ratio: 58cc 11. 19, 64cc 10. 39, 70cc 9. 71 *