5/8" to 3/4 Inch w/Step Key Gas Engine Pulley Crank Shaft Sleeve Adapter Pulley Bore Reducer Bushing Sheave & Key Predator

Product Description

5/8" to 3/4 Inch w/Step Key Gas Engine Pulley Crank Shaft Sleeve Adapter Pulley Bore Reducer Bushing Sheave & Key

• Bushing inner diameter 5/8", outer diameter 3/4", sleeve length about 3", keyway 3/16', stepped key length about 3" • The sleeve key and stepped key are designed to fit perfectly into the 3/16-inch keyway and fit on a 5/8-inch diameter crankshaft, and enlarged to 3/4-diameter through a 3/16-inch key seat • Replace motors with shafts of different diameters, and replace pulleys with different speeds or belts. • Used in conjunction with gas engine crankshafts to enlarge the crank diameter to fit pulleys, gearboxes