Icon Premium Forged 4.233 in Bore Piston - 4.233 in Bore - Ford FE-Series (Set of 8) Drag Racing Catalog - Fittings & Hoses - Hose Line & Tubing - Parts & Accessories - Road Racing Catalog - Street Performance Catalog - Vibrant Performance Machined from billet 6061-T6 aluminum

Machined from billet 6061-T6 aluminum and go through a series of quality control checks to make sure every gauge is dead accurate

Fits 1999-2004 Ford F-250 and F-350 truck with a V8 or V10 engine

gearing & transmissions to allow smooth opening of secondaries

Uses a common replaceable PCV valve found at any auto parts store

Icon Premium Forged 4.233 in Bore Piston - 4.233 in Bore - Ford FE-Series (Set of 8) Drag Racing Catalog - Fittings & Hoses - Hose Line & Tubing - Parts & Accessories - Road Racing Catalog - Street Performance Catalog - Vibrant Performance Machined from billet 6061-T6 aluminumProduct Description: Piston Premium Forged 4. 233 in Bore 1 16 x 1 16 x 3 16 in Ring Grooves Minus 4. 5 cc Ford FE Series Set of 8 United Engine and Machine Company was started in 1922 in Fresno, California. Then in 1930 the company was moved to San Leandro, California in order to supply OEM manufacturers located on the West Coast. The company relocated to Carson City, Nevada in 1978, where it has continued to grow. Since its move, United Engine has