justin sutton

I was wondering what is the difference in 99 & 02 heads on a ls1 is it just vaive covers or what.

kewlbrz

</font><blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr /><font size="2" face="Verdana, Helvetica, sans-serif">Originally posted by justin sutton:
<strong>I was wondering what is the difference in 99 & 02 heads on a ls1 is it just vaive covers or what.</strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">97-98 LS1 heads have perimeter valve cover bolt pattern.

99-03 LS1 heads have center valve cover bolt pattern.

Otherwise they are identical.

<small>[ August 04, 2002, 10:53 PM: Message edited by: kewlbrz ]</small>