u gotta pull the heads 2 install a cam????
99 GMC 5.3 RCSS, K&N, E-Fans, Headman Shorties, Built 4L60E, 220/220 .581/.581 112, 80mmm TB, Nelson Tuned
Originally Posted by Smokin_GMC u gotta pull the heads 2 install a cam???? Only if you want to change the lifters, otherwise, the heads and intake manifold stay on.
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