BSA B Group B31 & B33 Models Parts Book

·, Plat e 16 ELECTRICAL EQUIPMENT B31 B33 (Swi n gin garm ) P late Ref. Num ber. Number per set . Models. Part No. Descript ion. 1 B31 B33 19- 1639 Rectifier ... .. 1 2 B31 B33 24-87 84 Rectifier fixing nut wash er (spring ) 1 3 B31 B33 2-49 Rectifier fixing nut ... 1 4 B31 B33 19- 1666 Lighting swit ch 1 5 B31 B33 19- 736 Cable ha rness (less swit ch) ... 1 6 B31 B33 42-9 129 Sto p light t ension spring l 7 B31 B33 2- 47 Sto p light swit ch screw nu t .. 2 8 B31 B33 29- 3319 Stop light switch screw was her (shak eproof) 2 9 B31 B33 19- 1114 Stop light switch 1 10 B31 B33 2-1309 Stop light swit ch screw 2 11 B33 19- 2136 Speed omete r (120 m.p.h.) solo an d sideca r .. l 11 B31 19- 2137 Speedomet er (180 k.p .h.) solo 1 11 B31 19- 2140 Speedometer (120 m.p.h.) sidecar ... l 11 B31 19- 2141 Speedomet er (180 k.p.h.) sidecar l 12 B31 B33 65-9267 Speedometer cab le . . ... l B31 B33 19- 1220 Distributor . . l 13 B31 B33 19- 1011 Sto p tail lamp ... l 14 B31 B33 66-9049 Cable clip (rubber) 15 15 B31 B33 19- 2038 Ho rn bolt ... 2 16 B31 B33 19- 2039 Ho rn b olt wash er (spring) 2 17 B31 B33 19- 2037 Horn foot dista nce piece I 18 B31 B33 19- 2036 Horn foot I 19 B31 B33 19- 2035 ... Electric horn .. . l 20 B31 B33 19- 706 Ho rn push an d dippe r switch (sta ndard hand lebar ) I 20 B31 B33 19- 709 Horn push and dipper swit ch (West ern typ e hand leba r) ... 1 21 B31 B33 2-22 73 Coil fixing bolt 2 ') () B31 B33 19- 723 Coil 1 -., 23 B31 B33 2-1462 Coil fixing bolt washer (spring) 2 24 B31 B33 2- 2395 Coil fixing bolt nut 2 25 B31 B33 19- 731 Headlamp r eflector unit 1 26 B31 B33 19- 609 Head lamp rim ... .. •• i . 1 B31 B33 19-1552 Bat t ery . . l 27 B31 B33 19- 649 .. . Ammeter ... ... ' l ' CARBURETTERS B31 B33 (Swin gin gAr m ) Chok e Size Main P ilot Throt tle Needle Needle En gine End Il1odel Type (inches) Jet Jet Valv e Posit ion Jet Size (inches) B31 Hom e .. 376/ 81 1 260 30 376/ 3t 2 .1065 l B31 Export 376/ 82 l 200 30 376/ 3t 2 .1065 l B33 Home ... 376/85 1 rõ 260 25 376/ 3t 3 .1065 lï\- B33 Ex port 376/ 84 1 t ir 210 25 3'l6/ 3t 3 .1065 I ia- 46