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Howard M. Fitzcharles III


Jaguar from the XK 120 to XJ-6 ser. 3 1987

Experience in the area

Dealership line mechanic on MG, Triumph, Jaguar for 15 years, Instructor in commercial mechanics school 2 yr. Product information manager for piston and valve manufacture, Instructor & hotline answer man for import car parts importer 15 yrs.


Associate member SAE EAA member


Import Car magazine


ASE Master Auto with L-1 certification up to 2000

Average Ratings

Recent Answers from Howard M. Fitzcharles III

2017-02-07 cranks but wont start:

Hi Jay,    When you have no spark the first thing to do is to test the (+) post on the coil for 12v with either a 12v test light or a voltmeter with the key in the "Ignition" position (not start position)

2017-02-01 1982 xj6 rough idle:

Hi Neil,     I agree that most everything looks good. The 36 PSI with vacuum removed is a little low but that has no effect on idle at all. Only on acceleration. The one item that you did tends to tell

2016-12-25 1981 jaguar xj6:

Sorry David, I am in TN and I don't know if CA requires pumps on all cars. You can answer that better then I can if you are in CA. Each state is different. I have no list of engine numbers and matching

2016-12-24 1981 jaguar xj6:

Hi David,     I don't know what the California Emission laws are. I don't even know if they raise the hood in their emission testing. But I do know that they have no way to test an XJ-6 air pump system

2016-11-10 77 xj6:

Hi David,    There are two oil pressure units. One is the sender for the oil pressure gauge(large one) and the other is  the idiot light switch ( small one )    The only interrupt for the starter is in


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