GSC 4G63 Race Balance Shaft (8042) Simpson Racing This is invaluable for tuning

This is invaluable for tuning your suspension quickly at the track on race day

2006 Evolution IX Models

Excellent gear and synchro protection

(6) M10 Flat Washers

585 pounds

GSC 4G63 Race Balance Shaft (8042) Simpson Racing This is invaluable for tuningGSC Power Division race balance shaft for 4G63 Evo and DSM. Don't let removing your balance shafts shorten your oil pump and engines life. GSC has a race balance shaft that will go in place of the OEM balance shaft and support the oil pumps operation even at extreme rpms. Vehicle Fitment: Mitsubishi 4G63 1992 2006 Evolution I IX 1990 1999 Eclipse GST GSX 1990 1998 Talon TSi 1990 1994 Laser RS 1991 1992 Galant VR4 Includes: ACL Balance Shaft Bearings