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LSX V's Weiand V's anything else? What do you suggest?

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Old 05-01-2004, 02:13 AM
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Question LSX V's Weiand V's anything else? What do you suggest?

Hi and congratulations on such an excellent site. I have visitied this site for about 2 years but this is my first post as I only just registered. My question is

What is the best intake manifold on the market for the LS1? Is it the FAST LSX 90mm intake OR is it the Weiand cast aluminium intake OR is there something else that's even better?

The reason I'm asking is that I'm going to have a 427c.i. built very shortly and often wonderd which one is the better? Also which one is better for a standard LS1 with top end work only?

I'm sorry if this question has been asked before. I would really appreciate any help at all as the LSX sounds great, as to the Weiand but I have concerns over the fact that the Weiand is cast aluminium. Is Kinsler over kill or like I said is there something else altogether that you can recommend?

Many thanks for your time and help.
Old 05-01-2004, 03:27 AM
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the FAST LSX 90mm is probably the best on the market at the moment, but im sure someone else can give another opinion. TTT
Old 05-01-2004, 05:16 AM
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With a 427c.i. I would go with the 90mm FAST intake but I would go with the TPIS 90mm T/B instead of the FAST because FAST screwed up and their T/B body doesn't match up on the outside to their intake and the TPIS does and it's cheaper too at Texas Speed for $450 plus shipping and core.
Old 05-01-2004, 05:24 AM
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Like smoking joe said (For the 427) LSX W/TPIS 90mm TB.
As for a 346 the LS6 manifold or F-body (01-02) is the best choice. Good to about 600>650rwhp.
Old 05-01-2004, 10:37 AM
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I would suggest that you wait a few months for the LS2 intakes to come out and then do a comparison between the FAST 90mm and the LS2. Overall, I have not been impressed by the quality of the FAST intake. Your best bet might be the LS2 intake. Welcome to the board as well.
Old 05-01-2004, 11:08 AM
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Heads and cam car the LS6 intake. 427 Our custom sheetmetal intake. F1 Performance of Australia has one of our intakes on there 427 Manaro.

Nate
Old 05-01-2004, 04:52 PM
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Thanks guys for all the help, that's great and much appreciated. Now all I have to do is decide on what to do , so many choices now and all seem to be very good. Anymore comments or recommendations please don't hesitate to reply.

Many thanks once again.




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