have u seen pvc actually damage an engine??? i have heard of many people using without damaging the engine. It seems to me that of course it will let off gases, but doesn't get hot enough under the hood to do that.
98.5 SVT
91 Escort GT (almost sold)
96 ATX Zetec (i brake to watch you swerve)
FS: SVT rear sway bar
WTB: Very cheap beater
CEG Dragon Run - October 13-15