2wd/4wd head

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Nov 16, 2011 | 05:27 PM

mattman1234

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From: kent

2wd/4wd head

My engine is currently 7.5.1 cr with a 4x4 head if i change to a 2wd head would this make much difference to performance.its an msd 380 chip

Nov 17, 2011 | 04:55 PM

mattman1234

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From: kent

anyone

Nov 19, 2011 | 04:31 PM

mattman1234

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From: kent

what does a skimmed 2wd head have to measure ,to equal a std 4x4 head

Nov 19, 2011 | 05:11 PM

Cossie Sean

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From: Rouse Sport heaven ;)

you would have to change the map or the ignition will be well out mate and the CR will drop very low on yours.

https://passionford.com/forum/genera...unskimmed.html
have a look at this thread, hope it helps.

Sean.

Nov 19, 2011 | 06:42 PM

YBJ

Thinking Cosworth..

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From memory I once read that putting a 2WD head on a 4x4 engine lowered the CR from 1:8.0 to 1:7.8

Nov 19, 2011 | 07:26 PM

mattman1234

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From: kent

thanks for the info chaps,will have a look

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