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my 400ex
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Topic: my 400ex (Read 2034 times)
dirtyredneck
Newbie
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Posts: 3
my 400ex
«
on:
April 14, 2009, 05:32:05 PM »
i have a 2000 400ex with a 440 bigbore kit, stage 2 hot cams, i am rebuilding my head and want to go 1mm bigger on my intake and exahust valves. is it worth the money?
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crom A zone
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Location: coral springs, FL
Posts: 2414
you all wish you where me
Re: my 400ex
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Reply #1 on:
April 14, 2009, 05:46:18 PM »
not enless u got full system pipe no air box and a bigger carb
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2008 brute force 750
30inch itp mulite xxl on ss108s
rad reloated and mimb snorkles
gold/red epi clutch springs
hl springs and extream 2inch lift
hellrazr
Junior Member
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Posts: 40
Re: my 400ex
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Reply #2 on:
April 18, 2009, 08:45:12 PM »
I would assume since you have a 440kit, with a different cam then you porbably have a good exhaust. Do you have your head ported? That will be alot more beneficial then larger valves? If you are ported then the +1 would probably help some more since you are running a larger bore already.
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