Chrome And Billet Throttle Kit
Large bodied, fully adjustable throttle arm kit. Contains everything from A to Z to get you from your cage to your injector pump.
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OEM High-flow Cylinder Head Replacement
Replace your cracked or damaged cylinder head with an SMI billet OEM cylinder head! High-temp billet iron will not crack. Fits your oem and aftermarket oem-style intake and exhaust manifolds, and features our new near-indestructable roller rocker assembly with our new jumbo aluminum rocker arms. Comes with a polished billet aluminum valve cover, and stainless valves. Can be sold with or without manifolds. Available for J.D.S.B., J.D.B.B., and IH 400 series engines.
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Tall Billet Main Caps
We now have Billet Main Caps available for JDBB, JDSB, and IH 400 Series! Ready to be custom fit for your application. Eliminates the spacer block, and made of the same dense billet iron as our cylinder heads.
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