I made and sold several of those kits before an overly zealous moderator accused me of profiting from the website, even though I was barely breaking even on the materials of the kit, let alone the machining labor involved. I got disgusted by his arrogance and quit offering to help. Try posting a request in the "tools" forum- - - -some of the oldtime members might be willing to loan you the tooling and instructions.
Jerry

Edit: The simple way to do the installation is to stand the engine up on the flywheel and use a BFH and a big socket to drive the balancer on- - - -no heat involved. That prevents any damage to the thrust flange on the #3 main bearing.

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!