Ferrea 90Lb Dual Valve Spring Kit – Mitsubishi 4G63T (Eclipse Turbo, Galant VR-4) – 16-Piece Set (S10031)

Description

The design and processes on these dual valve springs are optimized to reduce valvetrain harmonics and provide greater stability on high horsepower applications. We use high grade premium super-clean PAC alloy materials and maintain tight tolerances for those unique aftermarket cylinder heads.

2.0L – DOHC 16 Valve (4G63 – 4G63T)
Type/Material/Application: Dual – Chrome Silicon
Outside Diameter: 23.1 mm/31 mm
Inside Diameter: 17.35 mm/23.1 mm
Seat Pressure: 90 lbs @ 38 mm
Open Pressure: 210 lbs @ 28 mm
Rate Inch: 305 lbs
Coil Bind: 21 mm
Max Net Lift: 15 mm
This Spring requires Ferrea Titanium Retainer # E11005 and Ferrea Spring Seat Locator # SL1002 (Discard OEM Spring Seat Locator)

Fitment:
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:GST, 
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:GSX, 
1991:Mitsubishi:Galant:VR-4, 
1992:Mitsubishi:Galant:VR-4, 

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