Air Filter Insert – Fits Volvo Penta D4, D6, D9, D11 Series (Replaces 21702999, 3818541) 160HP Do not paint the anode

Do not paint the anode or the surface beneath it

and 0777835

For stuck jets or screws

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

Air Filter Insert – Fits Volvo Penta D4, D6, D9, D11 Series (Replaces 21702999, 3818541) 160HP Do not paint the anodeProduct 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