LT1 MSD Atomic Air Force intake manifold port injection rail kit. 

Includes a pair of black anodized fuel rails, custo fuel rail brakets that use the exsisting threaded holes in the intake, all the hardware needed, and we also incude a precsion jig for accurately drilling the cast in port injectot bosses. 

Crawford Racing MSD LT1 Atomic Air Force Port Injection Rail kit


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