Description
Upgrade your Mitsubishi engine with the GSC Power Division P-D 4G63T .035 inch over OEM chromoly CNC spring seats. Designed for precision and durability, these spring seats provide reliable support for your valve springs, enhancing performance and longevity. Crafted from high-strength chromoly steel, they ensure consistent fit and function during high-stress engine operations. The CNC-machined finish guarantees a precise, smooth surface for optimal spring seating and alignment, which is critical for maintaining proper valve operation and preventing spring fatigue. These spring seats are an ideal upgrade for enthusiasts looking to improve engine stability and prevent valve spring failures during aggressive driving or racing conditions.
Compatibility is broad, fitting several Mitsubishi models including various years of Eclipse and Lancer, making them a versatile choice for performance builds or engine rebuilds. Installation is straightforward for experienced mechanics or skilled DIY enthusiasts familiar with engine components. Each set includes 16 spring seats, providing enough parts for complete head refurbishment or upgrade projects. GSC Power Division’s commitment to quality ensures that these spring seats meet or exceed OEM standards, delivering consistent performance and durability over time.
Whether you’re rebuilding your engine or upgrading for increased performance, these chromoly CNC spring seats are engineered to deliver dependable support and improve overall engine reliability. They are an essential component for anyone seeking to optimize their Mitsubishi engine’s performance and durability, backed by GSC Power Division’s reputation for quality automotive components.
Features:
- Designed for 4G63T engines with .035 inch over OEM specifications
- Made from high-strength chromoly steel for durability
- CNC-machined for precise fit and smooth surface
- Includes set of 16 spring seats for comprehensive installation
- Compatible with multiple Mitsubishi Eclipse and Lancer models
Fitment:
Eagle Talon TSi 1990
Eagle Talon TSi 1991
Eagle Talon TSi 1992
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 1990
Mitsubishi Eclipse GS 1991
Mitsubishi Eclipse GS 1992
Mitsubishi Eclipse GS 1993
Mitsubishi Eclipse GS 1994
Mitsubishi Eclipse GST 1990
Mitsubishi Eclipse GST 1991
Mitsubishi Eclipse GST 1992
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 1990
Mitsubishi Eclipse GSX 1991
Mitsubishi Eclipse GSX 1992
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 Galant VR-4 1991
Mitsubishi Galant VR-4 1992
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 1990
Plymouth Laser RS 1991
Plymouth Laser RS 1992
Plymouth Laser RS 1993
Plymouth Laser RS 1994


















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