stock fuel pump
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Junior Member
Joined: Oct 2008
Posts: 19
Likes: 0
From: East Tennessee
Car: 91 Firebird
Engine: 383
Transmission: 700r4
Axle/Gears: 342
stock fuel pump
I had a six cylinder bird I put a 383 in it TPis big mouth manifold,runners,32lb.injectors but I left the stock fuel pump in it,now it wont idle and runs rough do I need to put a high out put fuel pump in it.Thank you.
Joined: Mar 2000
Posts: 43,187
Likes: 43
From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
What's your fuel pressure when you're having problems?
You should put in a better fuel pump, but it shouldn't be causing idle problems just because it's a V6 pump.
You should put in a better fuel pump, but it shouldn't be causing idle problems just because it's a V6 pump.
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