CarbKit902 Complete Gasket Set and Diaphragms for Both 40mm Bing CV (Constant Velocity) Carburetors. All O-Rings, gaskets and diaphragms should be replaced when maintaining your carburetor. Vehicle Manufacturer: BMW Make/Model: BMW Airhead Models Application: BMW R80 and R100 Model Years: 1976 - 1996 Manufacturer Part #: 13 11 1 336 902 (Kit), 13 11 1 254 735 (Oring x 4), 13 11 1 254 739 ( Oring x 2), 13 11 1 254 764 (Gasket x 2), 13 11 1 256 353 (Gasket x 2), 13 11 1 257 812 (Oring x 2), 13 11 1 257 819 (Oring x 2), 13 11 1 335 322 (Diaphram x 2) (See APPLICATION TABLE tab BELOW to verify vehicle fitment)
The gasket set includes the following:
See CarbKit051 for the 32mm carburetor maintenance kit.
How your carburetor works.
The gasket set includes the following:
- 2 x 40mm Diaphragm
- 2 x Float chamber gasket
- 2 x Choke gasket
- 2 x O-Ring for idle jet
- 2 x O-Ring for idle mixture screw
- 2 x O-Ring for throttle axle
- 2 x O-Ring for jet needle seat
- 2 x O-Ring for choke unit
See CarbKit051 for the 32mm carburetor maintenance kit.
How your carburetor works.
How the main and needle jet circuit works
How The Constant Velocity Circuit Works
How The Idle Circuit Works
How The Enriching Circuit, aka Choke, Works
 |  |  |
| EME Part Number: | CarbKit902 |
| BMW Part Number: | 13 11 1 336 902 |
| Model | Year |
| R80 (2472) | 03/84-01/95 ECE |
| R100/7T (2474) | 04/77-10/84 ECE |
| R100/T (2474) | 09/78-09/84 USA |
| R100CS (2474) | 06/80-10/84 ECE |
| R100CS (2474) | 09/80-09/84 USA |
| R100GS PD (47E1) | 02/89-07/90 ECE |
| R100GS PD (47E2) | 08/90-02/96 ECE |
| R100GS (47E1) | 12/86-07/90 ECE |
| R100GS (47E2) | 04/90-07/94 ECE |
| R100R Mystik (2473) | 12/93-01/96 ECE |
| R100R (2473) | 03/91-12/95 ECE |
| R100RS 77-84 (2474) | 05/76-10/84 USA |
| R100RS (2474) | 03/76-11/84 ECE |
| R100RT 79-84 (2474) | 04/78-09/84 USA |
| R100RT (2474) | 06/78-10/84 ECE |
| R100S (2474) | 05/76-07/80 ECE |
| R100S (2474) | 05/76-07/80 USA |
| R100TIC (2474) | 11/80-09/84 ECE |