All posts by mmr_info

No more Broken Cam Caps on 5.0 / 5.2 Coyote applications!!

Broken Cam caps are common in performance applications due to the factory cast aluminum cam cap which is very weak along with a thin cross section. Increased valve spring pressure is usually to blame caused by aftermarkets valve springs. Did you know that when you increase valve spring pressure by 50lbs that the camshaft has nearly 100lbs of upwards pressure trying to force the camshaft out of the cylinder head! This is due to the follower/rocker arm ratio.  Read more