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GSC P-D Mitsubishi 4G63T Beehive Valve Springs & Ti Retainer Kit GSC Power Division GSC5041
GSC P-D Mitsubishi 4G63T Beehive Valve Springs & Ti Retainer Kit GSC Power Division GSC5041
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GSC P-D Mitsubishi 4G63T Beehive Valve Springs & Ti Retainer Kit

GSC5041
GSC5041
Valve Springs, Retainers
20+ Units In Stock - Ships Next Business Day
$ 470.49 $ 399.92
$ 399.92

SKU: 5041 | UPC: GSC5041

GSC P-D Mitsubishi 4G63T Beehive Valve Springs &amp. Ti Retainer Kit Fits 1990-2006 DSM Evo

GSC P-D Mitsubishi 4G63T Beehive Valve Springs &amp. Ti Retainer Kit (MPN 5041) delivers valvetrain control for high boost 4G63 builds in DSM and Evo vehicles. This complete kit fits 1990-1999 Mitsubishi Eclipse GST GSX Spyder GST Eagle Talon TSi Plymouth Laser RS Galant VR-4 and 2003-2006 Lancer Evolution models. Beehive design and titanium retainers reduce mass to support 10000 RPM with no float on big cams.

Key Features

  • Beehive progressive springs: Oval wire shape drops weight 25 percent versus cylindrical springs while damping harmonics for stable high RPM operation
  • Titanium retainers: Lightweight Ti construction shaves 14 grams per retainer versus steel to quicken revs and reduce stress on pushrods rockers
  • Load specs: 105 lb seat pressure at 1.740 inch height 265 lb open at 10mm lift maintains seal under 40 psi boost
  • High RPM rating: Handles 10000 RPM safely with 1.200 inch coil bind height on 12mm lift cams
  • Kit contents: 16 beehive springs from chrome silicon steel with black oxide coat plus 16 Ti retainers for 7mm stems

Product Notes

  • Direct OEM replacement verify spring height post install for correct pressures
  • Chrome silicon steel construction resists fatigue in 1000hp builds
  • Packages in foam lined box to protect components during transit

Installation Notes

  • Professional installation recommended.
  • Set installed height to 1.740 inches using stock locators or measure adjust
  • Works with 7mm single or dual groove valves stock Supertech Ferrea locks

This Part Fits

Year Make Model Submodel
1990-1998 Eagle Talon TSi
1990-1994 Mitsubishi Eclipse GS
1990-1999 Mitsubishi Eclipse GST
1990-1999 Mitsubishi Eclipse GSX
1996-1999 Mitsubishi Eclipse Spyder GST
1991-1992 Mitsubishi Galant VR-4
2003-2005 Mitsubishi Lancer Evolution
2005-2006 Mitsubishi Lancer Evolution
2005-2006 Mitsubishi Lancer Evolution MR
2005-2006 Mitsubishi Lancer Evolution RS
2006 Mitsubishi Lancer Evolution SE
1990-1994 Plymouth Laser RS

Why Choose GSC Power-Division?

  • Engineered for Time Attack drag DSM Evo race cars
  • Machined in USA from aerospace grade materials
  • Dyno proven in 1500hp 4G63 turbo setups

Frequently Asked Questions

  • Q: Does this fit 2003-2004 Lancer Evolution VIII models?
    A: Kit works on all 2003-2006 Evo 8 9 4G63 heads with 7mm valves confirm submodel transmission compatibility
  • Q: What material and finish on springs?
    A: High tensile chrome silicon steel with black oxide finish prevents corrosion suits E85 methanol fuels
  • Q: What warranty coverage?
    A: One year manufacturer defect warranty springs retainers from purchase date

Shipping &amp. Handling

  • Method: UPS Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Protective foam lined box 7 x 5 x 3 inches
  • Weight: 1.85 lbs

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