Eagle Ford 351W 4.170in Crank 6.250in I-Beam Rods -16cc 4.125in Pistons Rotating Assembly

Built around a forged 4.170-inch crankshaft crafted from 4340 steel, this Eagle rotating assembly is designed for serious Ford 351W builds. The 4340 steel construction means it can handle the stresses of high-performance, naturally-aspirated racing applications. This assembly is a solid foundation for anyone looking to rebuild or significantly upgrade their 351 Windsor engine.

Complementing the robust crankshaft are 6.250-inch I-beam connecting rods, also made from 4340 steel. These rods are secured with 7/16-inch ARP 8740 bolts, known for their strength and reliability under extreme pressure. The kit includes custom-forged Mahle pistons with an inverted dome design, measuring 4.125 inches in diameter and featuring a -16cc volume. These pistons are paired with plasma-moly file-fit rings, allowing for precise gap setting to optimize performance and sealing. King XP rod and main bearings are also included, offering improved lubrication and durability for the critical rotating components.

This assembly is a comprehensive package for a performance engine build. Please note that this assembly is not CARB approved and cannot be shipped to California. Always refer to manufacturer instructions for proper installation and break-in procedures to ensure optimal performance and longevity.