Kelford Cams KVS63-BTK 4G63 EVO 1-9 High Performance Beehive Valve Spring/Titanium Retainer Kit

MITSUBISHI 4G63 DOHC EVO 1-9. High Performance PACALOY Beehive spring and Titanium retainer set.

Suits high RPM, high boost competition engines. Install at 90lb. Maximum valve lift is 13.50mm