Interesting, I've never seen a 050 revision MCM.
It's just a later revision; they started at 010 and 070 is the current latest.
You might notice some reduced fuel economy.
I think I have a spare 030 around if you want to trade for the 050 when you come down.
Bumblebee Batteries, LLC - Helping your hybrid get from point A to point Bee!
Home of the MAXIMA
™ performance IMA battery.
Bumblebee Batteries, LLC
Bumblebee Hybrid Fleet:
2000 MT Insight @ 250k; 2001 MT Insight @ 475k; 2001 MT Insight @ 160k; 2001 MT Insight @ 201k; 2003 MT HCH @ 160k; 2006 CVT HCH2 @ 205k; 2007 CVT FEH @ 210k.