To help aid those who use OEM ballasts, we have compiled a list (which is going to grow, of course) of ballasts with dimensions and connector pin-outs.

Mitsubishi Ballast
Mitsubishi Ballast
BOSCH Automotive Lighting Ballast (Gen 2)
BOSCH / AL Ballast (Gen 2)
BOSCH Automotive Lighting Ballast
BOSCH / AL Ballast