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Michael Harrah’s largest semi truck engine as featured in Hot Rod Magazine

By joel burke October 21, 2017 | hot rod hot rod magazine largest semi truck engine Michael Harrah | 0 comments

Michael Harrah’s largest semi truck engine as featured in Hot Rod Magazine I got my September 2011 issue of Hot Rod Magazine in the mail the other day. On the cover was what looked like the kind of motor or motors that you would see only in a tractor pull!...