XJ-S Coupe (XJ27) V12-6.0L (1994)
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Drive Belt: Adjustments
Drive Belt, Air Injection
Belt Drives
Air Injection Pump
Air injection pump is adjusted by a jack screw.
Belt tension is measured midway between crankshaft and air pump. It should be:
New belt ........................................................................................................................................................................................................... 144 lbs
In-service belt .............................................................................................................................................................................................. 72 - 90 lbs
