Introduction: The 20 valve Edition in the 4A-GE engine appeared to the 1992 Corolla Levin and Sprinter Trueno in Japan. Most notable element of the new 4A-GE at the time was using three valves for every cylinder around the intake aspect, producing a total of 5 valves for every cylinder. https://charlesf567qnk6.dekaronwiki.com/user