4AG

Best engine ever produced.

The 4AG Twin Cam 16V is superior to 1.8T 20V.

by WanganKin July 19, 2003

4AG 101

Engine Made by TRD. Had 5 valves per cylinder and individual throttle bodies. This engine is often found in Hach-Roku's.

That 4AG-101 is fast!!!!!!

by Vlad Roussakov June 22, 2006