| Adjustable crankshaft fan belt pulley, 3" diameter. NO Raised edgesAdditional Information Precision machined aluminum. If your original pulley is loose it may have worn the surface the of the crankshaft to the point where it is undersized. Putting a standard new pulley on will not fix this problem. This split pulley will in most cases. There is a allen headed set screw that tightens the pulley up on the worn crankshaft. HAS NO raised edges which allows you to install it with the pan still on the motor. Questions and Answers To ask a question about this item please press and fill out the form. Customers Who Bought This Item Also Bought | |