Dropping/lifting the transaxle is awkward if working on a garage floor.
For years I just would bench press the transaxle from the support to install and use my knees to balance while I bolted it up.
I bought this jack at HF (use a coupon for a lower price 20-25% off most Sunday papers)
Have expensive hex and cheesehead wrenches. Cheap Lisle will fail.
The other BIG tip. Have plastic baggies for parts and label.
Now read the DIY tutorial...
944 Online Forum - The Porsche 944 Forum For The 944 Enthusiast.
...easy.
J_AZ