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Corsa Sport » Message Board » Help Zone, Modification and ICE Advice » Janspeed 4-2-1


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Author Janspeed 4-2-1
eastend
Member
Registered: 13th Mar 07
Location: Taunton, Somerset
User status: Offline
28th Jun 07 at 01:05   View User's Profile U2U Member Reply With Quote
i have a performance inlet manifold and a bmc cda on my corsa sport 1.4 16v, what bhp/performance gains will i get from a 4-2-1 janspeed exhaust manifold

thanks
Corsa E-Tec
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Registered: 4th Feb 04
Location: Stevenage Drives: Leon Cupra
User status: Offline
28th Jun 07 at 07:36   View User's Profile U2U Member Reply With Quote
not sure on exact gains but will deffo help.
eastend
Member
Registered: 13th Mar 07
Location: Taunton, Somerset
User status: Offline
28th Jun 07 at 07:38   View User's Profile U2U Member Reply With Quote
so it will affect performance then because i was told without an inlet it wont help, so good to hear it will, is it worth getting one??
James R
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Registered: 4th Feb 03
Location: 205GTi16/306GTi16
User status: Offline
28th Jun 07 at 08:01   View User's Profile U2U Member Reply With Quote
on it's own won't offer much increase 3-5bhp would you notice anyways??

As part of a package, cams, inlet and manifold, yes it would give a big boost.

 
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