This impeller pump wing nut set M4 x M4 fits ao. on the engines below.

Volvo Penta 430A, 431

Volvo Penta 500, 501, 570, 571, 572

Volvo Penta AQ200, AQ211, AQ225

Volvo Penta BB250

Volvo Penta AQ225

Volvo Penta AQ231

Volvo…

This impeller pump wing nut set M4 x M4 fits ao. on the engines below.

Volvo Penta AQD27 and MD27

Volvo Penta AQD29 and MD29

Volvo Penta AQD32 and MD32

This impeller pump wing nut set M4 x M4 fits ao. on the engines below.

Volvo Penta AD30, AQAD3, MD30, TAMD30, TMD30

Volvo Penta AD31

Volvo Penta AQAD31, MD31, TAMD31, TMD31

Volvo Penta KAD42

Volvo Penta AQD40, MD40,…

This impeller pump cover screw Fits the engines below.

Yanmar 1GM

Yanmar 1GM20

Yanmar 2GM

Yanmar 2GM20

Yanmar 3GM

Yanmar 3GM30