Eagle Mitsubishi 4B11T 3.700in Billet Crank 5.659in H-Beam -4.5cc 86mm Pistons Rotating Assembly

If you're building a high-performance Mitsubishi 4B11T engine, this Eagle competition rotating assembly is a solid foundation. It's designed to handle the demands of racing, including applications using nitrous or forced induction. This assembly includes a billet crankshaft, connecting rods, pistons, rings, and bearings, all balanced and ready for installation.

The heart of this assembly is a 3.700-inch billet 4340 steel crankshaft, known for its strength and durability under high stress. Paired with it are 5.659-inch H-beam connecting rods, which are a popular choice for their robust design and ability to withstand significant loads. These rods are secured with 3/8-inch ARP 2000 bolts, a well-known name for reliable fasteners in performance engines. The pistons are forged from 2618 aluminum, featuring an inverted dome with a -4.5cc volume and an 86mm bore, designed to work with the specific compression ratio and cylinder head volume of the 4B11T. The assembly also comes with plasma-moly file-fit piston rings and King XP rod and main bearings, providing smooth operation and essential wear protection.

This rotating assembly is a complete package for serious engine builds. It's important to note that this part is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper balancing and assembly procedures to ensure optimal performance and longevity of your engine.