Jeep 4.2 Engine. The answer is to install a golen engine 4.6l jeep stroker engine. Promar does not build their engines on an assembly line.
Paring down the engine harness to only what is needed to make the fuel injection work will take some effort, but it's fairly straightforward with the aid of a factory service manual.
Three engines have been produced: 1984 jeep cj 4.2l engine with howell fuel injection kit. Explore the jeep® suv & crossover lineup. The 258 always came with a cast iron block and cylinder head.