Specifications
- Brand
- Eagle
- Part #
- B12311030
- UPC
- 793348033235

Eagle Chevy 350 3.480in Crank 6.000in H-Beam -3.7cc Flat Top 4.030in Pistons Balanced Assembly
$2785.19
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Eagle Chevy 350 balanced rotating assembly with 3.480" forged crank, 6.000" H-beam rods, and 4.030" flat top pistons. Part# B12311030.
Key Features
- This assembly includes a 3.480-inch forged 4340 crankshaft.
- It features 6.000-inch H-beam connecting rods with 7/16-inch ARP 8740 bolts.
- The kit comes with 4.030-inch forged ICON flat top pistons with a -3.7cc dish.
- Plasma-moly standard gap rings are included for the pistons.
- King XP rod and main bearings are part of this balanced assembly.
- The rotating assembly is factory balanced, saving installation time.
⚠️ 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
What you get here is a fully balanced rotating assembly for a Chevy 350 engine, ready to be installed. This kit includes a 3.480-inch forged 4340 crankshaft, 6.000-inch H-beam connecting rods with 7/16-inch ARP 8740 bolts, and 4.030-inch forged ICON pistons that are flat-topped with a -3.7cc dish. It also comes with plasma-moly standard gap rings and King XP rod and main bearings. This assembly is balanced from the factory, saving you a significant step in the engine building process.
This Eagle Competition Rotating Assembly is built for serious use, making it a solid choice for racing applications, including those that will run nitrous or forced induction. The forged 4340 crank and H-beam rods are strong components designed to handle higher stress levels than stock parts. The ICON pistons are also forged, offering improved durability and performance. The inclusion of ARP bolts for the connecting rods means you're getting reliable hardware for critical connections. The plasma-moly rings are standard gap, suitable for many performance builds, and the King XP bearings are known for their robust performance in demanding conditions.
Because this assembly is balanced, it's ready to go into your block with less machine shop time. This is a significant advantage when building a performance engine where precision is key. Keep in mind that this assembly is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper assembly and torque specifications.
Specifications
- Brand
- Eagle
- Manufacturer Part #
- B12311030
- UPC
- 793348033235
Frequently Asked Questions
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