Gear oil threads
Change To Syn Gear Oil Now!
Factory Service Manual Transmission General Information section that describes the function of various systems in the car without going into detailed proceedural level discussions. Sort of a "how it works" section. The PDF excerpt at the link below describes the operation of the WRX Manual Transmission and, more interestingly, the Center Diff.
MT and Center Diff PDF
Complete PM section of the service manual including transmission and rear diff oil change instructions and specifications.
Periodic Maintenance PDF
How manual transmissions work (howstuffworks.com)
That's very good reading with several animations.
How a manual transmission works IN DETAIL
Clutch pedal adjustment
clutch pedal travel --adjustment?
AWD theory thread
Learn about your AWD system here.
Converting to RWD
Converting AWD to 2wd RWD w/ pics
Short shifters composed by KurleeDaddeeWRX
-Kartboy Short Throw Shifter Discussion
Kartboy Short Throw Shifter & Bushings Discussion
-STI Short Throw Shifter Discussion:
STI Short Throw Shifter Discussion
-Kartboy VS. STI short shifter
Kartboy VS. STI Short Throw Shifter Discussion
-Short Throw Shifter Discussion (Various Brands)
Short Throw Shifter Discussion (Various Brands)
-Best short throw shifter for the buck?
Best Short Shifter for the buck...
-Short Throw Shifters and Their Effect on Syncros
Short Throw Shifters and Their Effects on Synchros
STi Parts Install Instructions