Air Filter Insert – Fits Volvo Penta D4, D6, D9, D11 Series (Replaces 21702999, 3818541) 160HP Running a pump dry for

Running a pump dry for even a few seconds can generate enough heat to permanently damage the neoprene blades

and debris from entering the intake system

Slide the new Woodruff key into the driveshaft slot and install the new impeller

A correctly tensioned belt deflects about 1 cm (½″) under moderate thumb pressure on its longest span

For stuck jets or screws

Air Filter Insert – Fits Volvo Penta D4, D6, D9, D11 Series (Replaces 21702999, 3818541) 160HP Running a pump dry forProduct Details This OEM quality Air Filter Insert Fits Volvo Penta D4, D6, D9, D11 Series is engineered for reliable performance in compatible marine diesel engines. It ensures your engine receives clean air for optimal combustion and efficiency, serving as a direct fit replacement for the original housing. This part is a direct replacement for Volvo Penta part numbers 21702999, 3818541, 3583654, and 117303. Engineered for direct fit installation in