H 150 Taper-Lock timing pulleys

H 150 Taper-Lock timing pulleys work with 1 1/2" (38.1 mm) wide H belts and are fixed to the shaft with a tapered taper bush. The bush centres itself in the seat, so installation requires neither a press nor a puller.

H 150 Taper-Lock timing pulley - replacement with a spanner without removing the shaft

You can replace the pulley without removing the shaft and without a trip to the workshop - a spanner is all you need. The bush connection transmits high torque and does not damage the shaft, and removal involves screwing a screw into the jacking hole. Smaller pulleys are made of C45 steel, and larger ones of grey cast iron.

H 150 synchronous pulleys with a seat for a taper bush

H 150 pulleys with a Taper-Lock seat. The seat size is given in the pulley name, and bushes of the right size and bore can be found in the Bushes category.

H 150 Taper-Lock timing pulleys - customer questions

How do I prepare the pulley for mounting on a bush?

Clean oil off the seat taper, the bush and the shaft. Tighten the screws alternately until the bush clamps evenly in the seat.