Auto Barn
Est. 1957
Eagle

Eagle Chevrolet LT1 Balanced Rotating Assembly 3.750in. Bore 5.700in Standard I-Beam

$1669.44

On Backorder

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

Eagle Chevrolet LT1 balanced rotating assembly. Features a 3.750" bore cast crank and 5.700" I-beam rods for street use.

Key Features

  • Fits Chevrolet LT1 350 engines.
  • Includes a balanced 3.750-inch bore cast crankshaft.
  • Comes with 5.700-inch I-beam connecting rods secured by 3/8-inch ARP 8740 bolts.
  • Features hypereutectic KB -7cc flat top pistons for a 4.030-inch bore.
  • Equipped with plasma-moly standard gap rings.
  • Includes King rod and main bearings for reliable performance.
This rotating assembly is designed for Chevrolet LT1 350 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

Starting with a 3.750-inch bore cast crankshaft, this balanced rotating assembly from Eagle is built for your Chevrolet LT1 engine. It includes 5.700-inch I-beam connecting rods, which are a solid choice for street applications where reliability is key. The assembly is designed to work with pump gas and naturally aspirated setups, making it a practical choice for many street-driven vehicles.

Eagle includes hypereutectic flat-top pistons with a -7cc dish, designed for a 4.030-inch bore, paired with plasma-moly standard gap rings. For the bottom end, you'll find King rod and main bearings, known for their consistent performance. This assembly also comes with a Pioneer damper and a 168-tooth flexplate, so you have a good starting point for your engine build. The connecting rods are secured with 3/8-inch ARP 8740 bolts, a well-regarded fastener for ensuring rod cap integrity under load.

This balanced rotating assembly is a comprehensive package for rebuilding or upgrading your LT1 engine. It's important to note 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 #
B13555L03068
UPC
793348201276

Frequently Asked Questions

Eagle Chevrolet LT1 Balanced Rotating Assembly 3.750in. Bore 5.700in Standard I-Beam

$1669.44