The adjusters on the MP crate HEMI's are just ticking time bombs, I've dealt with a fair share of the adjuster balls breaking off, as well as other adjuster maladies breaking on various 426 and 472 MP crate HEMIs


Replace all of them before you find yourself in a real mess, either Crane or Smith makes quality replacements, the ones currently in your engine are from Comp Cams, as is the cam