The fourth-era 4A-GE engine was developed from 1991 to 1995. It's got silver cam covers with chrome lettering, hence the nickname "silver top rated". This engine once more options a totally new cylinder head which works by using 5 valves per cylinder instead of four. It works by using Toyota's https://judahrjasi.mpeblog.com/71213254/details-fiction-and-blacktop-4age