Eagle 329153905 LS1 Heavy Duty Rotating Assembly 383ci 4.000 Stroke 3.905 Bore

The Eagle 329153905 Heavy Duty Rotating Assembly is a complete 383 cubic inch stroker kit designed for high-performance LS1 applications demanding exceptional strength and reliability. This forged rotating assembly is engineered to handle extreme boost levels and high-horsepower builds with confidence.

Premium Component Package:

• Forged 4340 steel crankshaft with 4.000-inch stroke and 24-tooth reluctor
• Eagle forged 4340 steel H-beam connecting rods, 6.125-inch length
• Upgraded 7/16-inch ARP 2000 rod bolts for maximum clamping force
• Forged 2618 aluminum JE pistons with -5cc heavy duty design
• 3.905-inch bore for standard LS1 blocks (.005 overbore)
• High-performance piston rings and premium bearings included

Heavy Duty Series Features: The 329153905 belongs to Eagle's Heavy Duty rotating assembly lineup, featuring purpose-built forged pistons specifically designed for extreme boost levels, nitrous applications, and forced induction engines. The forged 4340 crankshaft provides superior strength over cast units, while the H-beam rods with ARP 2000 bolts deliver exceptional durability under severe loads.

Application Notes: This kit is intended for 3.905-inch bore applications (LS1 standard bore is 3.898-inch). The assembly requires professional balancing before installation. Designed for internal balance configuration with 24-tooth reluctor for early LS1/LS6 applications.