The 20-Valve engines by no means came officially in the US (and a number of other overseas markets where the aged 4AGEs had been available- and of course it imparts an exceedingly unique existence. The person throttle bodies seem like they arrived off the fabulous 503 race engines. Consider it, https://toyota4age17047.bloguetechno.com/little-known-facts-about-toyota-4age-blacktop-engine-for-sale-62214310