Raw Water Pump Crank Driven | Volvo Penta 21214599 Volvo Crank Driven Raw Water Pump | Volvo Penta 21214599 OEM crankshaft mounted sea water pump with serpentine pulley fits many Volvo Penta GM 4.3L, 5.0L, & 5.7L marine engines. Volvo Penta sea water pump Crankshaft driven pump 1 1/4 in. inlet and outlet ports Bronze raw water pump with serpentine pulley 6 1/2 in. diameter pulley with 4 3/4 in. male pilot Fits many Volvo Penta GM 4.3L, 5.0L and 5.7L engines Replacement impeller P/N 21951348 Replaces Volvo 3857202, 3862482, and 3812693 Original Volvo Penta