2003-4040 4.3 Chevy V6 FX Series -13cc Dish Top V6 23 Degree Forged Piston Set 4.040 inch bore Pin Dia.: 0.927" Comp Height: 1.56" Piston Series Option:FX-3 2618 Alloy with Lateral Gas Ports - XR .225 Wall Pin Upgrade - Spiro Locs Do not indicate the piston

Do not indicate the piston skirt diameter

Perfect for Mild Street or Extreme Power Adder Applications 8 CYLINDER SET

350 Small Block Chevy

314 Small Block Chevy

With today's power levels leaving wall thickness in the cylinders can also help with power and longevity

2003-4040 4.3 Chevy V6 FX Series -13cc Dish Top V6 23 Degree Forged Piston Set 4.040 inch bore Pin Dia.: 0.927" Comp Height: 1.56" Piston Series Option:FX-3 2618 Alloy with Lateral Gas Ports - XR .225 Wall Pin Upgrade - Spiro Locs Do not indicate the piston268 Chevy V6, FX, Comp Height: 1. 56, 13cc Dish 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 10. 21, 64cc 9. 57, 70cc 9 *