In a message dated 9/16/99 11:01:16 PM Eastern Daylight Time, BRIT4VWS@aol.com writes: << is definitely some kind of rev limiter in my opinion/experiences) the engine will run all day at 5074 rpm but will not go higher... >> Sounds like you may have a 4 cylinder fuel pump relay instead of the proper 5-cylinder realy... Javad Shadzi 88 80Q