Tpi fuel rail with LT1 intake?
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Supreme Member

Joined: Jan 2003
Posts: 2,043
Likes: 3
From: San Diego
Car: 1994 Trans Am
Engine: LT1
Transmission: Auto
Axle/Gears: 3.23
Tpi fuel rail with LT1 intake?
The LT1 intake I have doesn't have fuel rails. I've done a search to see if TPI fuel rails will work, and the spacing is the same for the injectors, but you'll have to drill-n-tap into them to get them work properly with the cross over pipes to match.
John McMillan, will this work? Can I do this at home, or not? I've never drilled and tapped anything before but it sounds simple? How can I plug TPI fuel rail crossovers?
John McMillan, will this work? Can I do this at home, or not? I've never drilled and tapped anything before but it sounds simple? How can I plug TPI fuel rail crossovers?
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iTrader: (1)
Joined: Feb 2005
Posts: 2,642
Likes: 2
From: Pleasant Grove, Utah
Car: 1993 GMC Typhoon
Engine: 4.3 Turbo
Transmission: 4L60
Axle/Gears: 3.42
you're causing yourself more work than its worth.... #1 the FPR will be in the way.. #2 the TPI rails where they cross over are straight.. the LT1's are angled(in the front)#3 the TPI fuel connections are in the front, LT1's are in the rear..check Ebay or www.camaroZ28.com for a set of rails.. usually can be had for 20$ or less.. got mine for 17$ plus 5$ to ship..
Supreme Member
Joined: Apr 2000
Posts: 3,187
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From: E.B.F. TN
Car: Tree Huggers
Engine: Do Not
Transmission: Appreciate Me.
Although with the fuel fitting in the front you won't have to lay out cash for new hoses, you could use the stock ones... there is one plus out of it.
Supreme Member

Joined: Apr 2003
Posts: 1,751
Likes: 4
From: Bonner Springs, KS
Car: 1995 Corvette
Engine: LT1
Transmission: 6 spd Manual
Axle/Gears: Dana 44, 3:45:1
I think his point was that the rails can't possibly be attached to the intake manifold with the TPI fuel lines there... Get a set of LT1 fuel rails.
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