2303-4000 383 Small Block Chevy FX Series -16cc Dish Top SBC 23 Degree Forged Piston Set 4.000 inch bore Pin Dia.: 0.927" Comp Height: 1.425" Piston Series Option:FX-3 2618 Alloy with Lateral Gas Ports - XR .225 Wall Pin Upgrade - Spiro Locs Please specify the correct part

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

Does your LS engine have press fit rods

If your full floating

bushed connecting rods are worn or in bad shape you might also consider this option to make them like new again by honing them from the stock

2303-4000 383 Small Block Chevy FX Series -16cc Dish Top SBC 23 Degree Forged Piston Set 4.000 inch bore Pin Dia.: 0.927" Comp Height: 1.425" Piston Series Option:FX-3 2618 Alloy with Lateral Gas Ports - XR .225 Wall Pin Upgrade - Spiro Locs Please specify the correct part377 Small Block Chevy, FX, Comp Height: 1. 425, 16cc Dish 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 10. 39, 64cc 9. 76, 70cc 9. 2 *