PWK28 EXPLODED VIEW
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| Carburetor rebuild kit 020-112 |
| For other parts |
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| 2A. Starter Valve (pull knob) Complete 1166-818-2100 018-500 |
| 2B. Choke Cable System Complete 018-501
*See individual parts with asterisk *50, *51, *52, *53, *54 018-501 |
| 3. Float W1310-080-9901 018-397 |
| 4. Float Bowl Complete N350-03A00 018-575 |
| 5. Gasket, Float Bowl W1354-042-9900 018-406 |
| 6. Plug Screw 16162-ND4-7511-M1 018-128 |
| 7. O-Ring, Plug Screw 16173-001-0040 018-664 |
| 8. Float Valve Complete W1362-020-9901 018-389 |
| 10. Slow Jet N424-21-xxx |
| 11. Jet needle N427-46 |
| 12. Clip, Jet Needle 16115-169-0040 018-033 |
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| RICHEST throttle valve |
| 13. Throttle valve 1.0 N502-52B00 PWK28 018-584 NA |
| 13. Throttle valve 2.0 N502-52C00 PWK28 018-585 |
| 13. Throttle valve 3.0 N502-52D00 PWK28 018-586 |
| 13. Throttle valve 3.5 (Std) N502-52H00 PWK28 018-590 |
| 13. Throttle valve 3.5 N502-11H00 PWK28 018-582 Chrome |
| 13. Throttle valve 4.0 N502-52E00 PWK28 018-587 |
| 13. Throttle valve 5.0 N502-52F00 PWK28 018-588 |
| 13. Throttle valve 6.0 N502-52G00 PWK28 018-589 |
| LEANEST throttle valve |
| 15A. Top Cover 1030-844-2000 021-575 |
| 15B. Top Cover (option) 1030-843-2200 021-586 use 27D listed below for adjuster |
| 16. Gasket, Top 1202-837-2000 018-566 |
| 17. Air Adjust Screw W1446-231-9900 018-089 |
| 18. Spring, Air Adjust Screw W1711-416-9900 018-090 |
| 19. Spring, Throttle valve 1290-921-2000 018-532 |
| 20. Clip, Float Valve 0405-013-1000 021-576 |
| 21. Choose M4x14 socket head screw in fasteners OR Screw, Float Bowl N114-04160 021-577 |
| 22. Bowl, Vent Pipe W9404-40090 021-578 |
| 23. Overflow Pipe 95003-07042-31 018-534 |
| 24. Float Pin W9525-25250 018-670 |
| 25. Clip W9535-35000 018-098 |
| 26. Main Jet (hex type) 99101-357-xxx |
| 26A. Main jet SDGAA (round type) 99101-393 Note: If you see “SDGAA” on your carburetor’s stamped portion,
your main jet and needle jet holder have to be #parts 26A and 35. |
| 27A. Cable Adjuster W9581-59250 018-005 |
| 27B. Cable Adjuster 1036-804-2000 018-542 |
| 27D. Angle carb adjuster parts for 021-586 order both 007-757 and 002-065 |
| 28. Nut, Cable Adjuster W1793-130-9900 018-008 |
| 29. Idle Adjuster 1034-831-2000 018-568 |
| 29. Idle Adjuster (for Chrome T/V) 1034-853-2000 (018-569) |
| 30. Spring, Idle Adjuster 1290-923-2000 018-562 |
| 30. Spring, (for Chrome T/V) 1290-963-2000 018-574 |
| 31. Collar, Throttle Spring 1022-805-7000 018-564 |
| 32. Screw, Top Cover N114-04140 021-580 |
| 33. Washer, Idle Adjuster 0301-078-1200 021-101 |
| 34. Needle Jet 16164-169-0040 018-560 |
| 35A. Needle Jet Holder N413-12A00 021-581 |
| *50. Starter Valve (Choke Plunger) W1275-028-9901 021-512 |
| *51. Spring 1290-922-2000 021-582 |
| *52. O-Ring, 0901-069-6000 021-527 |
| *53. Cable Holder W1551-140-9900 021-583 |
| *54. Cap 16118-166-0040 018-002 |
| Note: If you see “SDGAA” on your carburetor’s stamped portion,
your main jet and needle jet holder have to be #parts 26A and 35. |
PWK28 jet block oring
PWK28 jet block gasket genuine 021-760 |
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| Choke cable system for all PWK's 018-501 |
| A. Cable Sealing Cap 16118-166-0040 018-002 |
| B. Choke Plunger W1275-028-9901 021-512 |
| C. Choke O-Ring 0901-069-6000 021-527 |
| D. Spring 1290-922-2000 021-582 |
| E. Cable Holder W1551-140-9900 021-583 |
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| Drain Plug 024-230R |
| Drain Plug 024-230B |
| Drain Plug 024-230K |
| Drain Plug 024-230M |
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