5001-4110 390 FE Ford FX Series -10cc Dish Top FE Ford Forged Piston Set 4.110 inch bore Pin Dia.: 0.975" Comp Height: 1.775" Piston Series Option:FX-3 2618 Alloy with Lateral Gas Ports - XR .225 Wall Pin Upgrade - Spiro Locs 54 Effective June 15th 2026

54 Effective June 15th 2026

If your full floating

333 Small Block Ford 289 - 302

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5001-4110 390 FE Ford FX Series -10cc Dish Top FE Ford Forged Piston Set 4.110 inch bore Pin Dia.: 0.975" Comp Height: 1.775" Piston Series Option:FX-3 2618 Alloy with Lateral Gas Ports - XR .225 Wall Pin Upgrade - Spiro Locs 54 Effective June 15th 2026402 FE Ford, FX, Comp Height: 1. 775, 10cc Dish Top, PIN: . 975", Full Floating or Press Fit, Ring Groove: 1. 2 1. 2 3MM, Stroke: 3. 784", ROD: 6. 489, Approx Comp Ratio: 65cc 10. 83, 72cc 10. 09, 76cc 9. 69 NOTE: Most FEseries OEM connecting rods require narrowing at the pin end to achieve proper side clearance within the 2. 5inch pin boss. Aftermarket rods are typic Thesey manufactured with a narrower profile and therefore do not require this