Eagle 4G63 Stroker 100mm Crankshaft for Mitsubishi 7-Bolt Engines – Part Number 2039375900B7

Description

The Eagle forged 4340 steel crankshaft is designed for high-performance Mitsubishi 4G63 engines, particularly for applications requiring maximum strength and durability. Featuring a non-twist forging process, this crankshaft ensures superior structural integrity, making it suitable for demanding racing and off-road environments. The .125 inch fillet radiuses provide additional durability by reducing stress concentrations, although chamfered or narrowed bearings are required for proper installation. The nitrided surface treatment enhances wear resistance, while the micropolished finish minimizes friction and promotes smoother operation. Crafted with a 3.937-inch stroke and a 7-bolt rear flange, this crankshaft is an ideal upgrade for enthusiasts seeking reliable power enhancements. It is compatible with Mitsubishi Eclipse and Lancer models from various years, including 1993 through 2006, making it a versatile choice for engine rebuilds and performance upgrades. Proper balancing of the crankshaft is recommended to match your specific pistons and connecting rods, ensuring optimal engine performance and longevity. The part is lightweight, weighing approximately 0.65 pounds, and is suitable for air freight shipping, adhering to all safety standards. Designed with precision and engineered for high-stress applications, the Eagle 4G63 stroker crankshaft offers a robust foundation for your engine build, delivering reliability and consistent power output. This product is not carb-approved and is intended solely for automotive use, making it a trusted choice for performance enthusiasts and professional mechanics alike.

Features:

• Forged 4340 steel construction for superior strength and durability

• Non-twist forging process ensuring structural integrity

• .125 inch fillet radiuses reduce stress concentrations and increase longevity

• Nitrided surface treatment enhances wear resistance

• Micropolished finish promotes smoother engine operation

• 3.937-inch stroke with 7-bolt rear flange compatible with Mitsubishi 4G63 engines

• Designed for demanding racing and performance applications

• Lightweight design weighing approximately 0.65 pounds

Fitment:
Eagle Talon TSi 1993
Eagle Talon TSi 1994
Eagle Talon TSi 1995
Eagle Talon TSi 1996
Eagle Talon TSi 1997
Eagle Talon TSi 1998
Mitsubishi Eclipse GS 1993
Mitsubishi Eclipse GS 1994
Mitsubishi Eclipse GST 1993
Mitsubishi Eclipse GST 1994
Mitsubishi Eclipse GST 1995
Mitsubishi Eclipse GST 1996
Mitsubishi Eclipse GST 1997
Mitsubishi Eclipse GST 1998
Mitsubishi Eclipse GST 1999
Mitsubishi Eclipse GSX 1993
Mitsubishi Eclipse GSX 1994
Mitsubishi Eclipse GSX 1995
Mitsubishi Eclipse GSX 1996
Mitsubishi Eclipse GSX 1997
Mitsubishi Eclipse GSX 1998
Mitsubishi Eclipse GSX 1999
Mitsubishi Eclipse Spyder GST 1996
Mitsubishi Eclipse Spyder GST 1997
Mitsubishi Eclipse Spyder GST 1998
Mitsubishi Eclipse Spyder GST 1999
Mitsubishi Lancer Evolution 2003
Mitsubishi Lancer Evolution 2004
Mitsubishi Lancer Evolution 2005
Mitsubishi Lancer Evolution 2006
Mitsubishi Lancer Evolution MR 2005
Mitsubishi Lancer Evolution MR 2006
Mitsubishi Lancer Evolution RS 2005
Mitsubishi Lancer Evolution RS 2006
Mitsubishi Lancer Evolution SE 2006
Plymouth Laser RS 1993
Plymouth Laser RS 1994