These precision-crafted cam gears from AEM are CNC-carved from billet 6061-T6 aluminum and then laser-etched with index markings every 1 degree for easy tuning. Now 45% lighter than the original...
These are original equipment valve guides. They fit any turbo 4G63 motor, including the Lancer Evolution. Sold individually. Specify intake or exhaust.
Original equipment Mitsubishi rockers for 4G63 motor. Sold individually. Fits all 1990-1999 turbo DSM (Eclipse/Talon/Laser) cars.
Replacing your springs and retainers with upgraded parts? Putting a head together and want everything nice and fresh? Just missing a few? Here is a set of 32 OEM keepers...
Brand new valves direct from Mitsubishi. All valves are sold individually. Fits all turbo DSM 4G63 motors. Specify intake or exhaust.
These replacement valves from SI Valves feature an undercut stem in the head area. In addition to reducing the valve weight (which provides benefits in opening rate and RPM limits)...