Tool for holding a depressed valve tappet bucket in place on FIAT & Lancia dual overhead camshaft DOHC / Twin Cam 8V engines. Allows the shims to be changed when adjusting the valve clearances.
For the full range of shim sizes in in 0.05 mm increments, see
EN049.

Also applicable to Lancia Beta Coupé, Spider & HPE models.