Can I run leaded race fuel?
Thread Starter
Junior Member
Joined: Aug 2003
Posts: 96
Likes: 0
From: Texas
Car: '91 Firebird
Engine: 305 TBI
Transmission: 700r4
Can I run leaded race fuel?
I was just wondering if I could run a leaded race fuel. I don't have O2 sensor or cat converters. I don't have to worry about emissions testing. Let me know something. And if I can't run a leaded race fuel, what would be a good unleaded race fuel to use? Thanks.
Junior Member
Joined: Sep 2007
Posts: 57
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From: mckeesport. pa
Car: 88transam/ 86 iroc-z/ 64 corvette
Engine: ta 400ci tpi/ iroc 327 / vette 327
Transmission: ta 5 speed/ iroc 700r4/ vette m-22
Axle/Gears: ta 3:42/ iroc 3:73/ vette 4:11
Re: Can I run leaded race fuel?
if your car is fuel injected. i would think it would cause damage to your injectors. get some turbo blue
Supreme Member
iTrader: (5)
Joined: Jan 2002
Posts: 13,622
Likes: 5
From: Orland Park, IL
Car: 1984 Z28
Engine: SLOW carbed ls
Transmission: TH400 with brake, 8" PTC converter
Axle/Gears: moser 9" 4.11
Re: Can I run leaded race fuel?
why do you feel the need to run race fuel on your 305 tbi engine? Extra octane won't do anything for you other than lightening your wallet.
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iTrader: (4)
Joined: Apr 2005
Posts: 1,124
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From: Cleveland, Ohio
Car: 1992 Firebird
Engine: 3.1L V6
Transmission: 5 Speed Manual
Axle/Gears: 3.42 Peg Leg
Re: Can I run leaded race fuel?
Really the only thing that lead would hurt would have been your cat.
Thread Starter
Junior Member
Joined: Aug 2003
Posts: 96
Likes: 0
From: Texas
Car: '91 Firebird
Engine: 305 TBI
Transmission: 700r4
Re: Can I run leaded race fuel?
Sorry, I need to update my sig. I lost my car to a friend, so I had to put all my new parts into a 1982 Silverado. It's a cammed 6.0 with boltons and a 175shot of nitrous. It's carbureted. I am planning to start selling race fuel out of my nitrous shop, but I figured I'd try some different types first. I do have a tuner who uses a wideband and a dyno to tune.
Supreme Member
iTrader: (5)
Joined: Jan 2002
Posts: 13,622
Likes: 5
From: Orland Park, IL
Car: 1984 Z28
Engine: SLOW carbed ls
Transmission: TH400 with brake, 8" PTC converter
Axle/Gears: moser 9" 4.11
Re: Can I run leaded race fuel?
unless it has high compression, there is no reason to use it at all.
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