Eagle Chevy LT1 350 1Pc 3.480in Crank 5.700in H-Beam 11cc Dome 4.030in Pistons Rotating Assembly

This is the Eagle Chevy LT1 350 1-piece rear main seal rotating assembly, part number 12102030. It's a complete package designed for serious performance builds, especially those intended for racing, including applications that use nitrous or forced induction. If you're rebuilding your LT1 350 engine and need a solid foundation for high horsepower, this assembly is a popular choice.

At the heart of this assembly is a forged 4340 steel crankshaft with a 3.480-inch stroke, paired with 5.700-inch H-beam connecting rods. These rods are secured with 7/16-inch ARP 8740 bolts, known for their strength and reliability under stress. The pistons are forged 2618 aluminum from Mahle, featuring an 11cc dome and a 4.030-inch bore size, which is standard for a 350 cubic inch engine. This assembly also includes plasma-moly file-fit piston rings, allowing for precise gap setting to match your specific engine build and cylinder wall finish. For the main and rod bearings, Eagle has included King XP series bearings, which are well-regarded for their performance and durability.

This rotating assembly is a well-built package that brings together quality components from reputable manufacturers. It's designed to handle the demands of performance driving and racing. Please note that this assembly is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper assembly and break-in procedures to ensure optimal performance and longevity.