engine generation
motor type
cams (how many)
aspiration
(can't remember the last one lol)
7 - 7th generation
M - of M series engines
G - Twin cam
T - Turbo
E - still can't remember lol
1JZGTE
1st series of JZ Twin Cam Turbo engines
2.5L twin turbo 280hp
mother of the 2JZGTE
2nd series of JZ Twin Cam Turbo
ya got it pretty much right