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1990 Toyota Supra 3.0L Engine
Posted to Asian Engine on 12/15/2001 8 Replies

When this engine is idling at about 850 RPM, near the timing belt cover there is a dull low pitch knocking or thumping noise AT TIMES. I took off the upper timing belt cover and tried listing to it but it is a noise I can't seem to pinpoint, the timing belt do...

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  Related Documents & Media  1990 Toyota Supra

 
Message Closed w/Summary

car Vehicle Data

1990 Toyota Supra

VIN JT2MA70N9L
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedEngine
ConditionsNoise
Message Closed w/Summary

car Vehicle Data

1990 Toyota Supra

VIN JT2MA70N9L
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedEngine
ConditionsNoise