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View Full Version : pourous head mod??


TUBZGSXR
24-01-04, 02:54 PM
wot is a pourous head modifiation? an wot does it do for the engine?
LiD0N
24-01-04, 08:46 PM
this gives a good explanation...http://www.topbuzz1.carenthusiasts.co.uk/info/porous_heads/porous_heads.htm
mikeoxford
26-01-04, 10:47 PM
its only 20XE and 20LET affected by it. and only some variants.

if you have small block dont worry