Every few days were reminded at the massive undertaking we placed upon ourselves when we vowed to build our “Comeback ‘Cuda” to exacting factory specs (apart from a handful of numbers-correct items, which we have openly revealed and outlined in their respective articles). One such task was needing to modify our right hand-side cast exhaust manifold to match the factory-correct piece, replete with the year one Hemi heat control valve assembly. Although our driver’s side manifold was a factory original piece, the passenger’s side manifold was definitely a “repop” (we estimate from during the “Direct Connection” years, as such parts were still available then), and was not machined to accept the heat control valve assembly. Thankfully, the bungs were still part of the casting, so we had somewhere to begin.

Read the whole story at Mopar Connection HERE: