Eagle Pontiac 455 4.250in Crank 6.800in H-Beam -6cc Flat Top 4.185in Pistons Rotating Assembly

If you're building a high-performance Pontiac 455 engine for serious racing, this Eagle rotating assembly is a solid foundation. It's designed to handle the stresses of competition, whether you're running nitrous or forced induction. This kit brings together key components that work together to create a strong, reliable rotating assembly for your build.

At the heart of this assembly is a 4.250-inch forged 4340 crankshaft, chosen for its strength and durability under extreme loads. Paired with this are 6.800-inch H-beam connecting rods, known for their robust design, secured with 7/16-inch ARP 8740 bolts. These rods are built to withstand high RPMs and significant cylinder pressures. The pistons are forged 4032 aluminum from Mahle, featuring a -6cc flat top design with a 4.185-inch bore. They come complete with plasma-moly file-fit rings, which allow for precise gap setting to optimize performance and sealing. For smooth operation and longevity, the assembly includes King XP rod and main bearings, recognized for their advanced materials and construction.

This is a comprehensive rotating assembly intended for competition use. Please note that this assembly is not CARB approved and cannot be shipped to California. It's crucial to consult with your engine builder to ensure this assembly meets your specific build goals and local emissions regulations.