Fuel Pressure Regulator
Fuel Pressure Regulator
Im about to buy one of these weapon r fuel regulators and was wondering how easy the install was and what psi the fuel should be adjusted to any info would be helpful
Instructor
Joined: Dec 2002
Posts: 104
Likes: 0
From: Atlanta
To be honest, it'd be a waste of money. The computer detects the amount of air entering the engine (and other factors, of course), and adjusts the injector pulsewidths accordingly. If you raise the static pressure of the fuel rail, all that will happen is you'll run pig-rich. It'll ruin your gas mileage, lower your A/F ratio (not necessarily a good thing performance-wise), and hurt throttle response.
The only time I could see one being useful is when the cars are set rich or lean from the factory; either for fuel economy reasons (lean) or reliability issues (rich).
If you can figure out what A/F ratio you're running (which can be done with: a trip to any decent dyno, a personal wideband 02, or a good A/F gauge), you could adjust it with the FPR to meet a stoichiometric ratio (or a performance oriented lean"er" condition if set up properly with correct timing).
But in my honest opinion, our car's probably won't respond well to one of these.
The only time I could see one being useful is when the cars are set rich or lean from the factory; either for fuel economy reasons (lean) or reliability issues (rich).
If you can figure out what A/F ratio you're running (which can be done with: a trip to any decent dyno, a personal wideband 02, or a good A/F gauge), you could adjust it with the FPR to meet a stoichiometric ratio (or a performance oriented lean"er" condition if set up properly with correct timing).
But in my honest opinion, our car's probably won't respond well to one of these.
Originally Posted by Five_Pride
To be honest, it'd be a waste of money. The computer detects the amount of air entering the engine (and other factors, of course), and adjusts the injector pulsewidths accordingly. If you raise the static pressure of the fuel rail, all that will happen is you'll run pig-rich. It'll ruin your gas mileage, lower your A/F ratio (not necessarily a good thing performance-wise), and hurt throttle response.
The only time I could see one being useful is when the cars are set rich or lean from the factory; either for fuel economy reasons (lean) or reliability issues (rich).
If you can figure out what A/F ratio you're running (which can be done with: a trip to any decent dyno, a personal wideband 02, or a good A/F gauge), you could adjust it with the FPR to meet a stoichiometric ratio (or a performance oriented lean"er" condition if set up properly with correct timing).
But in my honest opinion, our car's probably won't respond well to one of these.
The only time I could see one being useful is when the cars are set rich or lean from the factory; either for fuel economy reasons (lean) or reliability issues (rich).
If you can figure out what A/F ratio you're running (which can be done with: a trip to any decent dyno, a personal wideband 02, or a good A/F gauge), you could adjust it with the FPR to meet a stoichiometric ratio (or a performance oriented lean"er" condition if set up properly with correct timing).
But in my honest opinion, our car's probably won't respond well to one of these.
I will be be putting one in my car shortly after I get the Type II ECU wired up. It WILL however definately slightly lower your fuel economy, but if you're looking for all available HP you've probably already accepted that this is going to happen.
I also just found that Accel makes higher flow injector for the 3.2 in case anyone is interested!!!
Unforntunately they don't work on a Legend...
Originally Posted by Cornflake
... It WILL however definately slightly lower your fuel economy, but if you're looking for all available HP you've probably already accepted that this is going to happen.
I also just found that Accel makes higher flow injector for the 3.2 in case anyone is interested!!!
Unforntunately they don't work on a Legend...
I also just found that Accel makes higher flow injector for the 3.2 in case anyone is interested!!!
Unforntunately they don't work on a Legend...
with Cornflake... Added HP = Subtracted mpg...
Anyways... to add to Cornflake's post... High Flow Injectors from Venom are also available for the 2.5 and the 3.2
http://www.coximport.com/store/HP610-258 <~~~2.5
http://www.coximport.com/store/HP610-257 <~~~3.2
CORNFLAKE!!! you might want to check this site out because it includes the Legend...
http://www.coximport.com/store/HP610-006 <~~~ 1991-95 ACURA Legend
BTW: i can not accept credit for that site... I remember someone else here on A-TL found it and posted it a while back ago...
Thanks Spook, I;m sure they will be on the list for NEXT year's mods, I just want to get the Type II running smooth for this year, but next year will be all the little extra's like that for sure.
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