Eagle Chevy 400 350 Mains 3.750in Crank 6.000in I-Beam Rods 4.155in Pistons Rotating Assembly

If you're building a naturally-aspirated racing engine for your Chevy 400, this Eagle Pro Street rotating assembly is a solid choice. It's designed to handle the demands of the track and gives you the core components needed to get your engine project underway. This assembly includes a forged 4140 crankshaft with 3.750-inch stroke and 350 main journal size, paired with 6.000-inch long 4340 I-beam connecting rods. These rods are secured with 7/16-inch ARP 8740 bolts, known for their strength and reliability in performance applications.

The pistons included are forged 4032 aluminum flat-tops from Mahle, featuring a -5cc dish to help achieve your desired compression ratio. They come with plasma-moly file-fit piston rings, allowing for precise ring gap adjustment during assembly. To ensure smooth operation and durability, the assembly is completed with King XP series rod and main bearings. This combination of well-built components is intended for performance street and racing use where reliable power is essential.

Please note that this rotating assembly is not CARB approved and cannot be shipped to California. It is also subject to California's Proposition 65 warning. It's always a good idea to consult with your engine builder to ensure this assembly meets your specific performance goals and local emissions requirements.