Everything You Need To Complete A 12-Valve Cummins Swap

There are several reasons why someone might want to 12-valve swap a truck. First and foremost, the 12-valve Cummins diesel engine is renowned for its reliability and longevity.There are several reasons why someone might want to 12-valve swap a truck. First and foremost, the 12-valve Cummins diesel engine is renowned for its reliability and longevity.