Eagle Chevy LS3 4in 4140 Crank 6.125in 4340 Rods -5.8cc Flat Piston Pro Street Rotating Assembly

If you're building a naturally-aspirated LS3 engine for racing, this Eagle Pro Street Rotating Assembly is a solid foundation. It bundles together the core components you need to get your short block started, all designed to handle the demands of the track.

This assembly features a forged 4140 steel crankshaft with a 4.000-inch stroke, paired with strong 6.125-inch I-beam connecting rods made from 4340 steel. These rods are secured with 7/16-inch ARP 8740 bolts, known for their reliability under stress. The pistons are forged 4032 aluminum from Mahle, featuring a -4cc flat top design and a 4.070-inch bore, ready for plasma-moly file-fit rings. This combination is designed to work well together, providing a robust rotating assembly for performance builds. It also includes King XP rod and main bearings to ensure smooth operation and durability.

Keep in mind that this assembly is not CARB approved and cannot be shipped to California. It's important to consult your engine builder or refer to the manufacturer's instructions for specific assembly details and compatibility with other engine components.