5074-4130 455 FE Ford FX Series -16cc Dish Top FE Ford Forged Piston Set 4.130 inch bore Pin Dia.: 0.99" Comp Height: 1.335" 1.5-1.5-3MM -20cc Dish Top

-20cc Dish Top

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

434 Small Block Ford 351C

-28cc Dish Top

Parts manufactured prior to this date feature ring grooves with dimensions of 1/16-1/16-3/16

5074-4130 455 FE Ford FX Series -16cc Dish Top FE Ford Forged Piston Set 4.130 inch bore Pin Dia.: 0.99" Comp Height: 1.335" 1.5-1.5-3MM -20cc Dish Top455 FE Ford, FX, Comp Height: 1. 335, 16cc Dish Top, PIN: . 99", Full Floating or Press Fit, Ring Groove: 1. 2 1. 2 3MM, Stroke: 4. 250", ROD: 6. 7, Approx Comp Ratio: 65cc 11. 38, 72cc 10. 62, 76cc 10. 25 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