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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: Cam Duration, Lift, and Timing
Wednesday December 10th, 2008
hello, I have a problem, what cam duration, lift and timing would work for my engine setup? The cam will be reground to my specs. The lifters are the later short lifters with tubular push rods.It is bored .060 over, with the dished pistons, the rods are lightened and polished with ARP hardware, everything is balanced and the flywheel has been lightened some (but I don't remember how much). It will be using a long center branch header with a 1 7/8" or 2" exhaust into a Supertrap. I have a pair of 40DCOE Webers for it. Any ideas on baseline jetting just to get it started? Also what is the minimum clearance between the cam and the rod bolts?The rods are not the angle cut early rods.
Remember that the crossflow head does not flow better than the original cast iron head until you exceed about 5000 rpm -- after that, the crossflow is really the nuts. Therefore, it's not any better for "regular" driving. Purchase your... 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)