Kiggly Valve Spring Kit Race Only for 4G63 (SS-RACE) USAshippingONLY The STM brackets are different

The STM brackets are different between the small (Standard) and large (Race) kits

The Megan Racing Street Series Coilover System for the 2008-2015 Evolution X is the ultimate upgrade to your track or street car

Compatible Fluids:

• Ships to the lower 48 continental United States ONLY

so the same install routine works on both sides

Kiggly Valve Spring Kit Race Only for 4G63 (SS-RACE) USAshippingONLY The STM brackets are differentDesigned for high RPM and high boost 4G63 Evo, DSM and GVR4 requiring extremely high seat pressure. Recommended for sanctioned drag racing only due to the high seat pressure and ensuing valvetrain stress and wear. Not for use in street cars. Includes: (16) Chrome Moly Retainers (16) PAC Racing Beehive Springs (16) Treated Steel Seats Vehicle Fitment: Mitsubishi 4G63 1992 2006 Evolution I IX 1990 1999 Eclipse GST GSX 1990 1998 Talon TSi 1990 1994 Laser