6.75" Double Groove B Section 5L Sheave with 5/8" (0.625") H-Style Split Taper Bushing - 2BK70H 1-1/2" NPT Masterdrive dual groove 5" cast

Masterdrive dual groove 5" cast iron pulley/sheave with 1-3/16" H bushing for B section belt

and a 1/4" NPT 135 PSI safety relief valve

impact resistant

the valve plate design did change so this kit would not fit

6.75" Double Groove B Section 5L Sheave with 5/8" (0.625") H-Style Split Taper Bushing - 2BK70H 1-1/2" NPT Masterdrive dual groove 5" cast6. 75" Cast iron 2 Piece Pulley with 5 8" Bushing. Brand new dual groove 6. 75" cast iron, 2 pc. pulley sheave with 5 8" H bushing for B section belt. This is a high quality 2 piece pulley that measures 6. 75" outside diameter and is designed to be used with an H style bushing. The 5 8" bushing (Included) inserts into the center of the pulley and slides over the shaft. As you tighten down the bolts on the H bushing it will tighten down on the shaft.