LITTLE KNOWN FACTS ABOUT JDM TOYOTA 4A-GE.

The 4A-GE engines to the 1985 model year are known as "blue top" versus the later "red major" engines, because the paint color about the valve addresses is different, to show the several engine revision, applying distinctive port measurements, different airflow metering, and various minor dissimilarities on the engine.The development on the sequenc