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 Perfect for Mild Street or

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

When you order this option with a new set of LS

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

Do not indicate the piston skirt diameter

including potentially having to re-balance the rotating assembly

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 Perfect for Mild Street or268 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 *