Once, you installed the Differential and Cage with the Support Bracket into the Two Vertical Mounting Bolts, the Two Forward Differential Mounts can be installed into the Transmission Tunnel.
Left Mount
Right Mount
Note-Earlier 240z has mounting bolt holes close together so drilling
an another hole maybe necessary(call Vlamir for assistance),
Important Fact------My New Ford Motorsport Super Duty 8.8 Differential came with the Large Aluminum Pinion Flange so I had to fabricate a New Crossmember for clearance problem. I decided to modify the Original Nissan Differential Crossmember.
Pic shows Sonan Adaptor on the Pinion Flange.
Pic of 8.8 Differential with the Old Style U-Joint. Note the Close Clearance between Flange and Incredible Extreme Crossmember already.
Original Nissan Transmission Crossmember taped and marked for metal cutout on top area.
Cardboard Template of Aluminum Flange marking Side Cutout.
Using 4 1/2" Cutoff Wheel to cut out Top Section of crossmember.
Top Section of Crossmember removed.
Both Side Sections were cut out to form the Lower Round Shape.
Finished Crossmember
Side View
View of bottom of Modified Crossmember.
Finished and Mounted Crossmember.
Next-Modified Driveshaft and Driveline Alignment.