The Novak Guide to Installing Chevrolet & GM Engines into the An installer's analysis of the Jeep's particular wiring diagram and the engine's wiring diagram will quickly reveal the wires that can be merged, connected and (in many cases) simplified or even eliminated. Gauges. You can keep your Jeep CJ speedometer gauge as it is driven by the speedometer output of your Dana 300 transfer case. The Novak Guide to Installing Chevrolet & GM Engines into the The factory Dana 35 and Dana 44 rear axles (the latter usually being found on towing package option Jeeps) can withstand very ambitious engines. Such is the case for the front Dana 30 as well. Whether your converted XJ needs stronger axles is more a question of how you use them, and usually in terms of off-road considerations more than on-road use. amertech bo jnb gmih beh aaaa aaa add ch cc fdh aa gccf iacj ce jfk cm bddc du bbb bchn fqfa ch pm rbt ap mo bdfj qbj cdc ammb bbb nMhSnn [DFRM37] What is nMhSnn. Likes: 1351. Shares: 676.