Auto Barn
Est. 1957
Eagle

Eagle Chevy LS1 4.000in Crank 58 Tth Reluctor 6.125in H-Beam -5cc 4.000in Pistons Rotating Assembly

$2909.27

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Eagle Chevy LS1 rotating assembly includes a 4" forged crank, 6.125" H-beam rods, and -5cc flat top pistons. Built for racing.

Key Features

  • This rotating assembly includes a 4.000-inch forged 4340 crankshaft.
  • It features a 58-tooth reluctor wheel for engine timing.
  • Included are 6.125-inch H-beam connecting rods secured with 7/16-inch ARP 8740 bolts.
  • Forged 4032 DSS flat top pistons with a -5cc dish and a 4.000-inch bore are part of the kit.
  • Plasma-moly file-fit piston rings are included for custom gap setting.
  • King XP rod and main bearings are supplied for reduced friction and wear.
This rotating assembly is designed for Chevy LS1 engines. It is not CARB approved and cannot be shipped to California.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

Secure CheckoutFast Shipping631-982-0042
About this part

Product Details

This Eagle Competition Rotating Assembly is a complete package for your Chevy LS1 engine build, designed to handle the rigors of racing. Inside this assembly, you'll find a robust 4.000-inch forged 4340 crankshaft, ready to handle significant power. It's paired with 6.125-inch H-beam connecting rods, known for their strength and reliability in high-performance applications. These rods are secured with 7/16-inch ARP 8740 bolts, a popular choice for their durability and consistent clamping force.

The assembly also includes forged 4032 DSS pistons with a -5cc flat top design and a 4.000-inch bore, perfectly matched to the crankshaft and rods. These pistons come with plasma-moly file-fit rings, allowing for precise gap setting to optimize performance and sealing. To ensure smooth operation and durability, King XP rod and main bearings are included, offering excellent wear resistance and reduced friction under demanding conditions. This assembly is specifically configured for a 58-tooth reluctor wheel, common in many LS1 applications.

This rotating assembly is a solid choice for anyone building a high-performance LS1 engine intended for racing, including those planning to use nitrous oxide or forced induction. Please note that this assembly is not CARB approved and cannot be shipped to California. Always refer to manufacturer instructions for proper installation and break-in procedures.

Specifications

Brand
Eagle
Manufacturer Part #
127604000
UPC
793348048147

Frequently Asked Questions

Eagle Chevy LS1 4.000in Crank 58 Tth Reluctor 6.125in H-Beam -5cc 4.000in Pistons Rotating Assembly

$2909.27