iii) Compressor Bypass - you my want to bypass the compressor if you need to drive the car while performing the job (e.g. if you need to take the pulley to a shop to press the new bearing in). Simply buy an appropriate 6-groove belt (NAPA is a good source) and run it around the alternator and you're good to go. read more
The 1978 Jaguar XJ-S uses the GM A6 compressor, a fairly common compressor used by a variety of General Motor's cars in the US. Based on the resellers I contacted, I was advised not to change the AC clutch. I difficult job I was told. Best left to the professionals. read more