Spartan has a special coating and needs the oil additive to work. Billet cam without coating is cheaper, but requires bushings machined in and installed. Both are really cool!
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Couple dodges with never enough power.
F-1, Smarty and Goerend trans
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Goerend, Smarty, Airdog, Formula 1 Dealer
Brown's Diesel, Home of the Highest Horsepower CR trucks in the World!
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