Vacuum Advance
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Joined: Jun 2000
Posts: 2,937
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From: Moorpark
Car: 1991 CAMARO 1968 FIREBIRD
Engine: CAMARO 3.1L FIREBIRD 455
Transmission: CAMARO 700R4 FIREBIRD TH-400
Vacuum Advance
Which one shoul di hook mine up to a constant vacuum or the one that kicks in at half throttle?
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Joined: Jul 2004
Posts: 10,763
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From: Calgary, AB, Canada
Car: 1982 Trans-Am
Engine: 355 w/ ported 416s
Transmission: T10, hurst shifter
Axle/Gears: 10 bolt, true-trac, 3.73
Ported - opens just after idle
Manifold - always open
Well now you went and did it, opened up the real can of worms.
You can do a search, I think Chickenman and F-body88 had a debate about it. but, to sum up:
Your choice. Try one, then try the other, go with the one that suits you best based on your driving habits etc.
Manifold - always open
Well now you went and did it, opened up the real can of worms.
You can do a search, I think Chickenman and F-body88 had a debate about it. but, to sum up:
Your choice. Try one, then try the other, go with the one that suits you best based on your driving habits etc.
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Joined: Nov 2001
Posts: 532
Likes: 1
Car: 88 IROC-Z
Engine: 383 Stroker
Transmission: TH350
Originally posted by Sonix
Your choice. Try one, then try the other, go with the one that suits you best based on your driving habits etc.
Your choice. Try one, then try the other, go with the one that suits you best based on your driving habits etc.
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