Vacuum Lines Routing
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Junior Member
Joined: Jul 2004
Posts: 51
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From: Rockmart, GA
Car: 1989 Firebird Formula
Engine: Chevy TPI 350
Transmission: A/T 700 R4
Vacuum Lines Routing
I have a TPI 350, which I have just installed to replace my old TPI 350, when I started putting everything back together, I forgot how all the vacuum lines were hooked up. Can anyone provide me with any information which may help. A diagram would be great.
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iTrader: (8)
Joined: Jan 2000
Posts: 3,968
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From: Macedonia ,OH
Car: Formula
Engine: 6.0 LSX
Transmission: 4L60E
Axle/Gears: 9 Bolt 3:27
You'll have the PCV valve from valve cover to nipple on intake. Brake booster to rear corner nipple on plenum. Other side you have FPR to one of the side nipple and then you will have the other nipple for the cruise and inside items. pass side valve cover breather goes to top port on TB and canister goes to lower port. Egr goes from bottom of TB to soloniod(sp) and then one to the egr. I think thats about it.
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