Eagle 442740006100 4340 Forged 4.000 Stroke Crankshaft for GM Gen IV w/ 58X ReluctorGM LS 4340 Forged Crank 4. 000 Stroke Crankshaft 4. 000 in Stroke Internal Balance Forged Steel 2 Piece Seal GM LS Series Highlights: material: forged 4340 steel intended balance: internal target bobweight: 1800g stroke: 4. 000" rod journal: 2. 1" rod journal width: 1. 900" main journals: 2. 559" minimum rod length: 6. 125" typical weight: 56 lbs. snout diameter: 1. 48" flywheel bolts: 6 reluctor: 58 tooth

The commitment to quality is further emphasized as the fasteners are packaged in bags with external threads protected in a sleek retail box

400" Length

0L DOHC Coyote Engines found in F150 / Mustang

800 in I-Beam Rods - Pontiac V8 - Kit

514 Super Cobra Jet Cylinder Head

Increase of 15 Horsepower and 20 ft lbs of Torque is Typical

Convenient Wing Nuts Eliminate The Need For Tools When Removing The Bottle

Engine Gasket Set (1 Piece Rear Seal)

-Pac racing valve spring kit (required w/ performance camshaft)

The DiabloSport Sprint Module allows for maximum power and vehicle performance by disabling the factory Active Fuel Management (AFM) feature that drops cylinders and reduces power

7L Air Intake System

K&N 57 Series FIPK's are street legal in all 50 US states and come with K&N's Million Mile Limited Warranty