Stroke: 3.622 in. - Min. Rod Length: 6.098 in. - Main Journal: 2.559 in. Rod Journal: 2.100 in. - Bobweight: 1850 grams
we're providing the core strength your engine build demands. The Pro Series 4340 Alloy Steel Crankshaft is an efficient and precisely balanced foundation for performance, built not just to survive, but to handle extremes across a wide range of applications.
  • 4340 Non-Twist Forging: Lightweight, high-strength design for max performance
  • Gun-drilled mains and lightened journals cut weight
  • Heat-treated and nitrided for durability
  • Micro-polished journals reduce friction
  • 100% magnaflux-inspected

Information:

The stock timing crank gear may need to be chamfered to clear the larger radius on the snout of the crank. Long snout for Dry Sump Oiling Systems. 8 Flywheel bolt holes @ M11 x 1.5 threads Flywheel register has an 11.062 mm (.4355") dowel
Attributes
Bob Weight 1820, 1820
California Proposition 65 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Category Hierarchy Cranks & Kits>Crankshafts, Cranks & Kits>Crankshafts
Country of Origin (Primary) CN
Crankshaft Material 4340, 4340 Steel
EBAY Category ID 33616
Emission Code Off Road
Engine LT1, LT4, LT-1, LT-4
Engine - Web LT1, LT4, LT4, LT1
Engine Detail - Web LT-1, LT-4, LT1, LT-4
Engine Family LT4, LT1, LT4, LT1
Engine Stroke 4.000, 4.000
Engine Type ICE, ICE
Hazardous Material Code N
Industry Automotive, Automotive
Life Cycle Status Code Available to Order
Lightened Yes, Yes
Main Journal Diameter 2.559, 2.559
Make Chevrolet, Chevrolet
Make - Web Chevrolet, Chevrolet
Material 4340 Steel, 4340 Steel
Minimum Rod Length 6.125, 6.125
Out of Stock Message Call for Availability, Call for Availability
Product Market Domestic, Domestic
Product Type Engine Crankshaft, Engine Crankshaft
Rear Main Seal Type 1 Piece, 1 Piece
Reluctor Ring Included Yes, Yes
Reluctor Wheel Tooth Quantity 58, 58
Rod Journal Diameter 2.100, 2.100
SDR Required Flag N
Title - Web Manley Chevy LT1 Forged Crankshaft - 4.000 in. Stroke, Manley Chevrolet LT1 Forged Crankshaft - 4.000 in. Stroke
Warranty Time 30
Weight 52.000, 52.000
GTIN 00807298096896