ls head diffrences??
Thread Starter
Joined: May 2007
Posts: 17
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From: marysville, wa, usa
ls head diffrences??
i have this ls head i got from a friend and the numers on it are pr4-1? ive never seen this before. the ls head i have now is off a 91 integra and it says pr4-4? is this pr4-1 head older or newer? thanks
