The type of tool with 3 hooks and a bolt to screw to press down on the center? Like a steering wheel puller?

And to install the new one, don't you just throw the new crank timing gear in the oven at like 300F and it should fall right on?

69 Buick Special Deluxe. Intercooled Turbo Chevy 250 @ 15psi on a stock long block. It's kinda fast.