I'm not 100% sure but I've read in the past were others have converted their autos to manuals with just the gearbox parts.
So I'm guessing all the blocks are the same regardless.
I'm sure someone will confirm this.
A forum community dedicated to Nissan Skyline owners and enthusiasts. Come join the discussion about performance, turbos, racing, parts, classifieds, modifications, troubleshooting, maintenance, and more!