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What in particular causes vacuum pump failure?

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#10

Old

07-18-2012, 07:05 PM

whunter

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FYI

Quote:

Originally Posted by bradley6

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Hi: I have a 79 300td and an 82 300td parts car, and I suspect that the 79's vacuum pump is bad. Does anyone know if I can swap in the 82's V. P. and perhaps T the air cleaner hose into the hose coming out of the valve cover? (the 82's VP is not connected to the air filter housing).

Thanks!

Yes, it is possible, with a few changes.

The crankshaft pulley and power steering bracket must be swapped for the 1982 style, or the belt will ride against the piston vacuum pump housing.

I may have also swapped the water pump pulley.

.

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