Re: Engine Knock
Try some really high octane fuel; if it goes away then what you are hearing is pinging. Pinging generally is not good at all. Seems to be a somewhat common problem people are trying to solve with this particular engine.
Just read your last post, those cylinders sound like they are running too lean.
1987 Ford Ranger Short Bed 5.0L/T-5 Project
1988 Ford Ranger Long Bed Parts Truck
1993 Ford Tempo 2.3L OHV HSC Auto - D/D Stock.
1999 Honda Accord VTEC Auto
2002 Dodge Caravan - 3.3L Auto
Last edited by Psychopete; 09-09-2011 at 12:05 PM.