remove the cams would be the best way to do it, otherwise you have to do some funky stuff with a screwdriver and what not. there's a few videos on how to do it on eclipses, you can find them on youtube. it's the same process.

V45W - 1999, 3.5 sohc, winter package
L042G- 1987, 2.6 carb, auto - Cylon Raider
A112 - 1973 Galant Wagon - 4G63 Turbo, 5 speed
L023G - 1983, 2.6 carb, 5 speed manual 4WD
L028 - 1983, 4D55 turbo diesel 2WD