Reproduction Parts for 1916-1964 Chevrolet Passenger Cars & 1918-1987 Chevrolet & GMC Trucks



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#459592 07/15/21 11:20 PM
Joined: Sep 2008
Posts: 14
Grease Monkey
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Grease Monkey
Joined: Sep 2008
Posts: 14
Anyone know of someone that does a good job rebuilding fuel pumps? Mine is leaking oil (yes, oil). It appears to be leaking near the block but is not leaking at the gasket between the pump and the block or at the bolts that attach it to the block. Thanks

Filling Station - Chevrolet & GMC Reproduction Parts


Filling Station


Joined: Nov 2001
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ChatMaster - 15,000
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ChatMaster - 15,000
Joined: Nov 2001
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Check the venting on the crankcase. Oil being forced out the fuel pump maybe too much pressure in the oil pan.


How Sweet the roar of a Chevy four!
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ChatMaster - 25,000
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ChatMaster - 25,000
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Common for the oil to leak at the pin that goes through the casting. Pin the arm pivots on. The only cure is a new fuel pump.

Last edited by Chev Nut; 07/16/21 09:25 AM.

Gene Schneider
Joined: Oct 2004
Posts: 535
Oil Can Mechanic
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Oil Can Mechanic
Joined: Oct 2004
Posts: 535
Do you have the combination vacuum/fuel pump? If so, blowing oil is common, and the cure is go change to just a fuel pump.


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