What .12 is the correct one?
Still Current as OS website
11241 - 12 CV
11242 - 12 CV-X

Discontinued as OS Website
11245 - 12 CV (S)
11247 - 12 CV-X (S)
11273 - 12 CV Hyper w/10A
11273 - 12 CV-X Hyper w/10A
11277 - 12 CV Hyper w/10E
11279 - 12 CV-X Hyper W/10E
11290 - 12 CV-R w/10E
11293 - 12 CV-R (P) W/10C
11296 - 12 CV-RX w/10E
11297 - 12 CV-RX w/10A
11298 - 12 CV-RX (S) w/10E
11291 - 12 CV-R (S) w/10E
11292 - 12 CV-R W/10A

I mean there are so many different variations.

Correct part number for the OS12CV is 11241...........you dont need the CVX, thats a pull start version.

Awesome, I knew you would answer me soon, this will also be good reference for others.....