Eagle 13205030 SBC 350 Rotating Assembly Kit 3.480 Stroke 6.000 I-Beam Rods .030 Overbore

The Eagle 13205030 is a complete street and strip rotating assembly kit designed for Small Block Chevy 350 engines. This unbalanced kit is engineered for applications producing under 500 horsepower and features high-quality components for reliable performance.

Key Features:

• Cast steel crankshaft with 3.480-inch stroke and 2-piece rear main seal
• Eagle forged 5140 steel SIR I-beam connecting rods with 6.000-inch length
• 3/8-inch ARP 8740 rod bolts for superior strength
• Keith Black hypereutectic pistons with -7cc flat top design
• 4.030-inch bore (.030-inch overbore) for 355 cubic inch displacement
• Performance ring set, rod bearings, and main bearings included
• Compression ratios: 10.3:1 with 58cc heads, 9.6:1 with 64cc heads, 8.5:1 with 76cc heads

This kit requires internal balancing before installation. All Eagle rotating assemblies are test-fitted in-house to ensure proper fitment and compatibility. Kit includes crankshaft, connecting rods, pistons, rings, and bearings.