Specifications
- Brand
- Eagle
- Part #
- 12323030
- UPC
- 793348202341

Eagle Chevy 327 3.250in Crank 6.125in H-Beam -5cc Flat Top 4.030in Pistons Rotating Assembly
$2782.50
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Eagle Chevy 327 rotating assembly includes a forged crank, H-beam rods, Mahle pistons, and King bearings. Built for high-performance racing.
Key Features
- This assembly includes a 3.250-inch forged 4340 crankshaft.
- It comes with 6.125-inch H-beam connecting rods featuring 7/16-inch ARP 8740 bolts.
- The kit contains 4.030-inch Mahle flat-top pistons with a -5cc dish.
- Plasma-moly file-fit piston rings are included for custom ring gap setting.
- King XP rod and main bearings are part of this comprehensive rotating assembly.
- This assembly is suitable for racing applications, including those with nitrous or forced induction.
⚠️ 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 gives you the core components to rebuild or upgrade your Chevy 327 engine. Inside this package, you'll find a 3.250-inch forged 4340 crankshaft, a set of 6.125-inch H-beam connecting rods secured with 7/16-inch ARP 8740 bolts, and 4.030-inch Mahle flat-top pistons with a -5cc dish. It also includes plasma-moly file-fit piston rings and King XP rod and main bearings to get your rotating assembly ready for installation.
This assembly is built for demanding use, including racing applications that might involve nitrous oxide or forced induction. The forged 4340 steel crankshaft and H-beam connecting rods are strong choices for handling increased cylinder pressures and RPMs. The Mahle pistons are forged from 4032 aluminum, a material known for its good thermal expansion properties, and come with file-fit rings, giving you the flexibility to set your ring gap precisely for your specific build. The inclusion of ARP bolts for the connecting rods means you're getting reliable hardware known for its strength and consistent clamping force.
When building a high-performance engine, especially one intended for racing, the rotating assembly is the heart of the operation. This Eagle kit provides a well-matched set of components designed to work together. Remember that this assembly is not CARB approved and cannot be shipped to California. Always consult your engine builder or manufacturer's instructions for proper installation procedures and clearances.
Specifications
- Brand
- Eagle
- Manufacturer Part #
- 12323030
- UPC
- 793348202341
Frequently Asked Questions
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