Specifications
- Brand
- Eagle
- Part #
- 127604000
- UPC
- 793348048147

Eagle Chevy LS1 4.000in Crank 58 Tth Reluctor 6.125in H-Beam -5cc 4.000in Pistons Rotating Assembly
$2909.27
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.
⚠️ 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
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
You Might Also Like
Similar products from the same category

Eagle Nissan RB26 Engine Connecting Rods (Set of 6)

Eagle Chevy 454 1Pc 4.250in Crank 6.385in I-Beam Rods 18cc Dome 4.280in Pistons Rotating Assembly

Eagle Oldsmobile 455 4.250in Stroke Cast Crankshaft

Eagle Chevy LS7 4.125in Crank 24 Tth Reluctor 6.125in H-Beam -5cc 4.135in Pistons Rotating Assembly
Eagle Chevy LS1 4.000in Crank 58 Tth Reluctor 6.125in H-Beam -5cc 4.000in Pistons Rotating Assembly
