Stumbled across this:
https://www.motortrend.com/how-to/300-ford-inline-straight-six-with-ls-head-engine-build/
LS bore spacing is 4.400, Jeep 4.0 is 4.380
https://www.motortrend.com/how-to/300-ford-inline-straight-six-with-ls-head-engine-build/
LS bore spacing is 4.400, Jeep 4.0 is 4.380
