Small Block Chevy Long Water Pump Aluminum Crankshaft Pulley Lower Mount 283 350. SB Chevy Crank Pulley for LONG Water Pump Setup. High grade aluminum water pump pulley, machined finished. Application: Will fit any SB Chevy Engine when using a LONG water pump (SB Chevy 265 283 305 327 350 383 400 V8 Engines).
