2 415 2 447 2 415 NUT Distributor Octane Selector 1933 34 ALL VV outer No 10 24 thd x li qi length 1847659 35 1 1933 34 ALL v v v inner N0 10 24 thd x length 1847660 10 1 1937 38 ALL No 10 24 thd x it length 1847660 10 2 2 416 SPRING Distributor Vacuum Control Diaphragm 1934 36 ALL exc DB DC P Ugg O D x 37ggg tree length x 20 coils 1855535 10 1 1937 38 ALL M O D x 2 tree length x 18 coils 1865654 10 1 1939 40 ALL M O D x 2 1 free length x 10 coils 1873551 10 1 1941 47 ALL 1 O D x 2 free length x 9 coils 1881777 10 1 2 417 SCREW Distributor Vacuum Control 1933 36 ALL clamp arm to control rod No 10 32 x Z IQ 1 dia shldr 1847272 05 1 1937 47 ALL control rod No 10 32 x lttgg dia shldr 1865159 05 R 1 2 418 ARM STOP Distributor Vacuum Control Clamp 1933 34 ALL exc DA AHM w screw and nut 1847268 35 1 1934 36 ALL exc DB DC P ARM 1854039 30 1 1936 ALL STOP control arm limits spark advance to 12 from 17 to eliminate detonation 602111 08 1 1937 38 ALL AHM 1865154 30 R 1 1939 47 ALL ARM 1873369 15 R 1 2 420 COUPLING Distributor Vacuum Control 1933 36 ALL pipe int x GQ 18 ext 1841900 35 1 1937 38 ALL tor pipe 24 int x Q 18 ext 1865961 30 1 1938 47 ALL for 3 pipe 5 24 int x 18 ext 1866166 30 1 1946 47 ALL for 1 pipe 1883027 30 1 2 421 GASKET Distributor Vacuum Control Coupling 1933 47 ALL 1 D xl 1 O D 1841901 05 1 2 423 WASHER Distributor Vacuum Control Mounting Bracket Spacer 1933 36 ALL 1 I D x 1 Lg O D brass 1847270 05 1 2 424 PIPE Distributor Vacuum Control Suction 1933 38 ALL w LQ pipe assy w fittings 59 dev length 474237 40 1 1938 ALL w t HQ pipe requires 52 and fittings 217276 8 964 A R 1939 ALL requires 53 Q and fittings 217276 8 964 A R 1940 ALL exc WC COE requires 521 and fittings 217276 8 964 A R 1940 WC requires 57 and fittings 217276 8 964 A R 1940 42 COE requires 50 and fittings 217276 8 964 AB 1941 42 ALL exc YT MT MY COE requires 47 and fittings 217276 8 964 A R 1941 42 YT MT MY requires 53 1 and fittings 217276 8 964 A R 2 426 CLIP Distributor Vacuum Control Suction Pipe 1933 38 ALL exc CC DC to gas pipe 14 wide for and 1 pipe 372528 3 856 4 1937 38 ALL to gas pipe and wiring harness at water pump M wide 1 2 attach hole 838078 2 559 1 2 447 SWITCH Tail and Stop Lamp 1929 ALL curved square end lever screw on term 828319 85 1 1930 31 ALL curved tapered end lever screw on term 1837721 75 1 2 415 2 447 126