Twenty Valve engine is increasing in reputation as the choice of engine in rear wheel drive conversions in vehicles such as the AE86. However it does have some additional concerns involved over a 16V in changing it to run inside a north-south direction. The fourth-technology 4A-GE engine was generated from https://4ageforsale92245.blogpixi.com/31618343/the-best-side-of-blacktop-4age-for-sale