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04-12-2007, 08:50 PM
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Join Date: Apr 2005
Location: Geelong
Posts: 1,407
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The outlets on my Head are about 40-41mm thou my extractors are only 35-36mm, just wondering if the step inside would be blocking the exhaust flow to an extent enuff to lose power?? turbulence inside the head from a 5mm lip all round. Im looking to get the paccies now as there bigger 4499's
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04-12-2007, 09:00 PM
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AFF's 1st DM.......
Join Date: Dec 2004
Location: Wha???... There is only 2 states 2 be in.. WA or Drunk..
Posts: 6,200
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Yes mate it would maybe not a huge amount but it'll definately pick up more if they were matched.
__________________
FORD GIVING POWER TO THE PEOPLE Alloy headed 347ci EDXR8 13.21 @107.7mph Quote:
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05-12-2007, 07:35 PM
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Join Date: Apr 2005
Location: Geelong
Posts: 1,407
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thanks for the reply
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Extractor Q's
Hybrid Mode