91 rs fuel pump wire??
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Member
Joined: Dec 2001
Posts: 134
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From: IN
Car: 91 RS B4C
Engine: 355
Transmission: TH 350
91 rs fuel pump wire??
I have a 91 rs ex TPI car, I need to find the fuel pump wire under or near the dash to put a switch on it for the carb, I am running a bypass reg. Thanks for any help
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Joined: Jul 2000
Posts: 992
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From: Tx
Car: 92 Z, 91 Formula, 04 CTS, 01 Tahoe
Engine: 355 forged 4 bolt, SuperRam, 58mm t
Transmission: T5, looking for t-56
I picked it up from the harness right behind the rear seat before it goes through grommet in the sheetmetal. I wired the gray wire through a relay to come on with the ignition,and added a switch inline before the relay to turn off the pump for an emergency or when I neede the ignition on for a period of time without the pump running.
Senior Member
Joined: Jul 2000
Posts: 992
Likes: 0
From: Tx
Car: 92 Z, 91 Formula, 04 CTS, 01 Tahoe
Engine: 355 forged 4 bolt, SuperRam, 58mm t
Transmission: T5, looking for t-56
I picked it up from the harness right behind the rear seat before it goes through grommet in the sheetmetal. I wired the gray wire through a relay to come on with the ignition,and added a switch inline before the relay to turn off the pump for an emergency or when I needed the ignition on for a period of time without the pump running.
Supreme Member
Joined: Mar 2001
Posts: 1,346
Likes: 2
From: Monticello, IN USA
Car: 1991 Z-28
Engine: 350
Transmission: T-5 (gonna buy the farm)
When I went to a carb setup from TPI, I found the fuel pump relay on the drivers side firewall. There is a grey wire coming off the relay into the car. I would venture to say this is the same wire that can be found under the carpet, but much more accesable. I wired up new relays to siplify things anyway. Put 12V to the wire, you should be able to hear the pump kick on.
Thread Starter
Member
Joined: Dec 2001
Posts: 134
Likes: 0
From: IN
Car: 91 RS B4C
Engine: 355
Transmission: TH 350
When I bought the car all ecm stuff and relays on firewall are gone thats why I want to find it somewhere under drivers side dash? Thanks for the & any more info.
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Senior Member
Joined: Jul 2000
Posts: 992
Likes: 0
From: Tx
Car: 92 Z, 91 Formula, 04 CTS, 01 Tahoe
Engine: 355 forged 4 bolt, SuperRam, 58mm t
Transmission: T5, looking for t-56
Originally posted by Coxy
BTW, Rspeed I think your car is slammin.
BTW, Rspeed I think your car is slammin.
Senior Member
Joined: Jul 2000
Posts: 992
Likes: 0
From: Tx
Car: 92 Z, 91 Formula, 04 CTS, 01 Tahoe
Engine: 355 forged 4 bolt, SuperRam, 58mm t
Transmission: T5, looking for t-56
Yeah,they are the long tubes.The plugs are AC Delco,but I can't remember which ones.#RT45 maybe.I'll try to remember to check for ya in the morning.
Last edited by RSpeed; Mar 6, 2002 at 05:05 AM.
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