Eagle Chevrolet 383 2 Pc 3.750in Stroke External Balance Cast Crankshaft Eagle EAG103503750
Eagle Chevrolet 383 2 Pc 3.750in Stroke External Balance Cast Crankshaft Eagle EAG103503750
Eagle Chevrolet 383 2 Pc 3.750in Stroke External Balance Cast Crankshaft Eagle EAG103503750
Eagle Chevrolet 383 2 Pc 3.750in Stroke External Balance Cast Crankshaft Eagle EAG103503750
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Eagle Chevrolet 383 2 Pc 3.750in Stroke External Balance Cast Crankshaft

Eagle
EAG103503750
793348000800
Crankshafts
9 Units In Stock - Ships Next Business Day
$ 388.99
$ 388.99

SKU: 103503750 | UPC: 793348000800

Eagle Chevrolet 383 2 Pc 3.750in Stroke External Balance Cast Crankshaft 1955-2002 Chevy Small Block

Eagle cast crankshaft builds 383ci stroker engines in 1955-2002 Chevrolet small block V8s for strong torque and power in street-driven cars. This 3.750in stroke design with external 28oz balance and 2-piece rear main seal fits classic restorations and custom projects in Camaro Corvette Chevelle Nova and trucks. .092in fillet radiuses deliver added durability over stock cranks with standard Chevy bearings for pump-gas naturally aspirated use.

Key Features

  • 3.750in Stroke: Builds 383 cubic inches in 350 Chevy blocks with 4.030in bore pistons for added torque and power in street engines
  • .092in Fillet Radiuses: Larger radiuses increase durability and resist cracking under load while maintaining compatibility with standard Chevy bearings
  • External Balance 28oz/in: Precise Chevy-specific balance ensures smooth operation in high-rpm naturally aspirated setups
  • Cast Nodular Iron Construction: Dense material provides toughness for daily road use without the cost of forged alternatives
  • 2-Piece Rear Main Seal: Direct fit for pre-1986 Chevy small blocks simplifying assembly in classic restorations and strokers

Product Notes

  • Pair with H-beam rods and forged pistons for complete rotating assembly in 383 builds
  • Break-in with high-zinc oil and proper balancing for longest service life
  • Heavy item requires freight carrier for safe delivery

Installation Notes

  • Professional installation recommended.
  • Requires engine balancing with matching rods pistons and flexplate aftermarket balancing mandatory
  • Uses standard 2.449in main journals and 2.100in rod journals compatible with Chevy OE sizes

This Part Fits

Year Make Model Submodel
1955-1957 Chevrolet Bel Air All
1964-1972 Chevrolet Chevelle All V8
1967-1981 Chevrolet Camaro All V8
1962-1982 Chevrolet Corvette All
1968-1974 Chevrolet Nova All V8
1955-1987 Chevrolet C/K Pickup All V8
1971-1976 Chevrolet El Camino All V8

Why Choose Eagle?

  • Trusted by builders for decades in SBC stroker kits
  • Machined to tight tolerances for consistent performance
  • Designed specifically for affordable strength in street engines

Frequently Asked Questions

  • Q: Does this fit Gen I Chevy small blocks?
    A: Yes fits 1955-1985 350 and similar blocks stroked to 383ci with 4.030in pistons and matching components
  • Q: What material is used?
    A: High-strength cast nodular iron handles street power levels reliably in NA pump-gas applications
  • Q: What warranty applies?
    A: Backed by Eagle one-year limited warranty against manufacturing defects with proper installation

Shipping & Handling

  • Method: UPS Freight or FedEx Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Protective wood crate 24in x 24in x 8in
  • Weight: 58 lbs

Request For Information

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