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Tech Manual
The complete tech manual encompassing all of Johns MG guides.
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Tech Guides
Barrie's Notes -
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DVDs
MG Factory DVD -Factory Training Films #1, "Pride of Abingdon", "MG Midget Then and Now", "MGB Features", and "Scheduled Maintenance".
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Talking Tour of MGB MKIV - A complex overview of the Mark IV MGB, with detailed instructions of owner operation and some maintenance.
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Under Construction
September 29th, 2008
Q & A: Alternator Bolt Thread
Saturday March 16th, 2002
Dear Mr. Twist:
Would you be able to tell me what the bolt size is, that screws into the bottom hole of alternator. This bolt also connects to the link that lets you adjust the tension on the belt? I am having trouble sizing up this hole.
I have a 1973 MGB with a 1967 engine in it. I am now replacing this alternator since when I bought the car it had a Cadillac alternator in it.
Thanks Dave Matos
DAVE!
That bottom bolt is either 5/16-18 BSW (British Standard Whitworth) or 5/16-18 USS (American Coarse). Fortunately, these threads are nearly perfectly matched, so the American 5/16 coarse bolt will work just fine. It s... read more
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#152 1957 MGA Engine
Tip of the Day
It makes no difference how quickly your MG will accelerate if it cannot
stop! The proper functioning of your brakes must ALWAYS be at the
top of your list of priorities. You owe this degree of safety to yourself,
your passenger, and all others on the road.
John H. Twist (Fall, 1980)