THE DUKE'S AUTOMATIC OILER OIL PUMP FITS STIHL MS231 MS251 1143 640 3201

THE DUKE'S PREMIUM OIL PUMP TO FIT STIHL MS231 AND MS251 CHAINSAWS

BODY AND WORM OF OIL PUMP IS MADE FROM GLASS FILLED PA66 NYLON, WORM HAS BRASS BUSHING

Feel confident in your purchase because we will warrant any manufacturer defect for the first 30 days if the oil pump has been installed properly on the correct model of saw. If you are unhappy with the fit and finish of the product we will gladly accept return of the unit if it is in “LIKE NEW” condition.