275350 275326 Piston Ring Kit for Volvo Penta AD30A AD31A AD40B AD41A AQAD30A AQAD31A AQAD40A AQAD41A MD30A MD31A MD40A TAMD30A TAMD31A TAMD40A TAMD41A TMD30A TMD31A TMD40A TMD41A | JLM Marine family-yamaha-50esh-pump as it varies significantly between

as it varies significantly between models (1/2"

You may also notice visible wobble in a pulley or find cracks or chips on the pulley surface

Install New Components: Install the new gaskets

Direct Replacement: Fits and functions like the original pump for Johnson/Evinrude

275350 275326 Piston Ring Kit for Volvo Penta AD30A AD31A AD40B AD41A AQAD30A AQAD31A AQAD40A AQAD41A MD30A MD31A MD40A TAMD30A TAMD31A TAMD40A TAMD41A TMD30A TMD31A TMD40A TMD41A | JLM Marine family-yamaha-50esh-pump as it varies significantly betweenPiston Ring Kit Fits Volvo Penta AD30A, AD31A, AD40B, AD41A, AQAD30A, AQAD31A, AQAD40A, AQAD41A, MD30A, MD31A, MD40A, TAMD30A, TAMD31A, TAMD40A, TAMD41A, TMD30A, TMD31A, TMD40A, TMD41A This piston ring kit is engineered for a wide range of Volvo Penta marine diesel engines, including the AD30A, AD31A, AD40B, AD41A, AQAD30A, AQAD31A, AQAD40A, AQAD41A, MD30A, MD31A, MD40A, TAMD30A, TAMD31A, TAMD40A, TAMD41A, TMD30A, TMD31A, TMD40A, and TMD41A series. It