Letter Re: Converting a 1973-1991 Suburban to Cummins Diesel
JWR: Regarding the recent link in in SurvivalBlog to the articles on Converting a 1973-1991 Suburban to Cummins diesel engine, I have experience with the B and ISB series Cummins engines in several applications and believe they are fine powerplants. However, this swap IS an electronic engine and transmission, as described. And it is not necessarily something easily fixable in the kind of situation you envision. I would suggest that a mechanical engine (which does include the earlier 12-valve B Cummins sixes and its four cylinder sibling the 4BT) and a manual transmission might be more suitable. Several possibilities exist …