MA61 5mge swap info

[thechuckster]

later generation has better spark control (ECU not vacuum/mechanical advance) and closed-loop emissions control.

If fuel-use is an issue, then the later engine should be a default choice.

[CrUZida]

gen1 5MGE electronics are identical to 5ME, so there would be some slight performance (and therefore economy) gains from the 5MGE, but they would be minimal under normal driving conditions.

The gen2 5MGE is where it's* at

(* it being the 5MGE)