Find repair parts for your Craftsman - 921.16476, WLB3106016 at MasterToolRepair.com.
Part Number: 040-0430
For 5 to 6.5 HP units. New Pump with felt air filter to replace original pump. Flywheel NOT included. Simply swap out flywheel, add oil and run. NOTE! New style pump has 1/4" FPT & 1/8" FPT outlet ports in head (Your old head may be 1/2" and will need an adapter or simply order a short block and use your old head and flywheel).