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Join Date: Jan 2006
Location: Milton, Ontario
Posts: 6
Fuel Pump Relay???

Just got my 75' 911's CDI and some wiring upgraded, but now when I reach about 4000 rpm it chugs violently until I drop back down. does this sound like someone put in the wrong fuel pump relay? or any other suggestions?


Last edited by sturmgeshutz; 01-01-2006 at 04:44 PM..
Old 01-01-2006, 03:29 PM
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Join Date: Mar 2004
Location: Toronto, ON Canada
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It's more likely a lot of things except the relay. Check ignition, incl points, plugs and wires, and rotor and cap. Also your distributor. Other possibles are your WUR, coil and fuel distributor.

I would check/change the points and check the ignition items first.
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Old 01-02-2006, 02:17 PM
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Was your ignition timing changed?
Old 01-02-2006, 02:22 PM
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As far as I know nothing was changed to the distributor, but i believe he did change the relay.
the problem is he went south for the winter...and if its just the relay than that is something i can contend with. it was suggested to me by a buddy.

Old 01-02-2006, 03:29 PM
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