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Message: <blockquote data-quote="swampratt" data-source="post: 3324806" data-attributes="member: 15054">The 5.7 Hemi camshafts are soft very soft.If you get one make sure you use excellent oil like a European oil and change it often or you will be like thousands of others stuck with a bad cam.You can get one from the dealer.Look and try and find an aftermarket camshaft grind for the 5.7 Hemi.There is a reason you do not see pages of them like you do the Ford and Chevy engines.High failure rate.I work at a Camshaft shop sometimes and Some come in with 160,000 miles on them and destroyed and others do not make it past 60,000.A bunch of these street corner shops that sell used vehicles get the 5.7 Hemi vehicle at an auction with a bad cam.They want just one lobe welded up and no grinding on the cam.. when there are 6 other lobes that are on their way out.Too bad the warranty from used vehicles is Nill these will not live.I would not have one.6.0LS is the only one I have seen that has enough balls to do some truck work.. the 5.3 and down are anemic reminds me of my 305" sbc I worked over in a 78 Nova.Not good in my book.I have been thrashing on my engine that is in the 57 since 1990's and it has stood the test of time.With maintenance comes reliability.. unless there is a part designed to fail.</blockquote>