| OEM | OEM | Description | Used on |
| 27218-48 | 1231-48A | Air intake shaft | 1948 to 1954--0HV (Carb. M-36, 45, 45A, 61, 74, 74B) |
| 27219-36 | 1235-36 | Air intake shaft stop | 1936 to 1957--0HV (Carb. M-5, 25, 35, 35T, 36, 45, 45A, 61, 74, 74B) |
| 27225-24 | 1232-24 | Air intake disc | 1930 to 1947--all twins, 1948 to 1952--45" twins, 1948--74" side valves (Carb. M-5, 25, 35, 41, 42, 51, 52, 54) |
| 27225-48 | 1232-48 | Air intake disc | 1948 to 1957--OHV (Carb. M-35T, 36; 45, 45A, 61, 74, 74B) |
| 27228-33 | 1233-33 | Air intake lever (Used on carburetors without air cleaners) | 1933 to 1957--45" twins except 1941 to 1943 WLA & WLC, 1933 to 1948--74" & 80" side valves, 1953 & 1954--Servi- Cars (Carb. M-16, 41, 42, 51, 52, 54) |
| 2723 | 041 | 12-23 N.C. x 3/8" Round head screw | |
| 27235-33 | 1233-33A | Air intake lever (Used on carburetors with air cleaners) | 1933 to 1952--45" twins, 1933 to 1948--74" & 80" side Valves, 1953 & 1954--Servi-Cars (Carb. M-18, 41, 42, 51, 52, 54) |
| 27236-38 | 1233-38 | Air intake lever and stud | 1938 to 1954--OHV twins (Carb. M-5, 25, 35, 35T, 36, 45, 45A, 61, 74, 75) |
| 27243-41 | 1233-41M | Air intake lever | 1941 to 1943--45" model WLA & WLC (Use with oil bath air cleaner) (Carb. M-88) |
| 27244-40 | 1233-40 | Air intake lever rod | 1940 to 1947--OHV |
| 27244-48 | 1233-48 | Air intake lever rod | 1948 to 1957--OHV (Carb. M-35T, 36, 45, 45A, 61, 74, 74B) |
| 2725 | 2725 | 12-24 N.C. x 17/32" Recessed truss head screw | |
| 27250-46 | 1233-46 | Carburetor choke lever | 46 to 53--all models |
| 27251-24 | 1234-24 | Air intake lever screw | 1933 to 1952--45" twins, Later 1933 to 1948--74" & 80" side valves, 1958 & 1954--Servi-Cars (Carb. M-18, 41, 42, 51, 52, 54) |
| 27252-37 | 1238-37 | Throttle lever | 1935 to 1948--45" twins, 1937 to 1948--74" & 80" twins (Carb, M41, 42, 51, 52) |
| 2726 | 2726 | 12-24 N.C. x 21/32" Recessed truss head screw | |
| 27260-40 | 1238-40 | Throttle lever | 1940 to 1947--OHV (Carb. M-25, 35, 75) |
| 27260-48 | 1238-48 | Throttle lever | 1948--OHV (Carb. M-35T) |
| 27260-49 | 27260-49 | Throttle lever | 1949 to 1957--all twins (Carb. M-18, 36, 42, 45, 45A, 52, 54, 61, 74, 74B) |
| 27265-49 | 27265-49 | Throttle lever arm | Replaced by 27265-49A |
| 27265-49A | | Throttle lever arm | 1949 to 1957--0HV (Carb. M=36, 45, 45A, 61, 74, 74B) |
| 27267-49 | 27267-49 | Throttle lever arm | 1949 to 1957--45" twins, 1953 & 1954--Servi-Cars (M-18, 42, 52, 54) |
| 27270-49 | 27270-49 | Throttle lever screw spring | 1949 to 1957--OHV (Carb. M-36, 45, 45A 61, 74, 74B) |
| 27275-24 | 1243-24 | Throttle shaft (1-1/4" carburetor) | 1930 to 1952--45" twin except W & Servi-Cars, 1942 to 1948--74" side valves (Carb. M-14, 42, 51, 52, 54) |
| 27275-26 | 1242-26 | Throttle shaft (1" carburetor) | 1936 to 1957-W & G (Carburetor M-18) |
| 27276-40 | 1243-40 | Throttle shaft (1-1/2" carburetor) | 1940 to 1957--OHV (Carb. M-25, 35, 35T, 36, 45, 45A, 61, 74, 74B, 75) |
| 2728 | 2728 | 12-24 N.C. x 25/32" Recessed truss head screw | |
| 27280-24 | 1244-24 | Throttle disc (1-1/4" carburetor)(13°) | 1930 to 1952-45" twin except W & Servi-Cars, 1924 to 1948-74" & 80" side valves (Carb. M-5, 41, 42, 51, 52, 54) |
| 27280-34 | 1247-34 | Throttle disc (1" carburetor)(12°) | 1935 to 1957-45" twins W & Servi-Cars, 1953 & 1954-Servi-Cars (Carb. M-18) |
| 27280-40 | 1244-40 | Throttle disc (1-1/2" carburetors) (12°) | 1940 to 1951--OHV, 1952-61" OHV (Carb. M-25, 35, 35T, 36, 45, 45A, 61, 74, 75) |
| 27280-51 | 27280-51 | Throttle disc (1-1/2" carburetor)(9-x) | 1941 to 1957--74" OHV (Carb. M-45, 45A, 74, 74B, 75) |
| 27282-33 | | Float valve and seat (fitted) | 1933 to 1954--all twins (Carb. M-5, 18, 25, 35, 61, 41, 42, 45, 45A, 51, 52, 54, 61, 74, 74B, 88) |
| 27290-24 | 1245-24 | Throttle shaft bushing | 1924 to 1954--all twins (Carb. M-5, 18, 25, 35, 35T, 36, 41, 42, 45, 45A, 51, 52, 54, 61, 74, 74B, 75) |
| 27291-32 | 1247-32 | Throttle shaft spring | 1931 to 1954--all twins (Carb. M-5, 18, 25, 35, 35T, 36, 41, 42, 45, 45A, 51, 52, 54, 61, 74, 74B, 75) |
| 27297-27 | 1254-27 | High speed needle valve (1-1/4" carburetor) | 1937 to 1952-45" model WL, & WLD, 1927 to 1948--74" & 80" side valves (Carb. M-41, 42, 52) |
| 27297-30 | 1254-30 | High speed needle valve (1" carburetor) | 1937 to 1952--45" twins model W & Servi-Cars, 1953 & 1954--Servi-Cars (Carb. M-18) |
| 27297-40 | 1254-40 | High speed needle valve | 1940 to 1950--OHV (Carb, M-25, 35, 35T, 45, 75) |
| 27298-40 | 1254-40M | High Speed needle valve | 1940 to 1943-45" twin model WLA & WLC (Carb. M-88) |
| 27299-50 | 1254-50 | High speed needle valve | Later 1950 to 1954--74" OHV (Carb. M-45A & 54) |
| 27300-50 | 1254-50A | High speed needle valve | Later 1950 to 1957--OHV (Carb. M-61, 74, 74B) |
| 27304-40 | 1248-40M | High Speed needle valve lock screw | 1940 to 1943--45" model WLA & WLC (Carb. M-88) |
| 27317-50 | 1249-50 | Carburetor fixed jet - No. 17 | 1950 to 1955 -- 74" OHV (Carb. M45A & 74) |
| 27318-41 | 1249-41 | Fixed Jet .052" hole | 1941 to 1943-45" model WLA & WLC (Carb. M-88) |
| 27318-50 | 1249-50A | Carburetor fixed Jet - No. 18 | 1950 to 1952-61" OHV (Carb. M-36 & M-61) |
| 27318-51 | | Carburetor fixed jet - No. 19 | 1951 to 1957--OHV (Carb. M-61, 74 & 74B) |
| 27325-33 | 1251-33 | Idle hole body plug | Later 1933 to 1964--all twins (Carb. M-5, 18, 25, 35, 35T, 36, 41, 42, 45, 45A, 51, 52, 54, 61, 74, 748, 75) |
| 27327-24 | 1263-24 | Idle passage plug screw | later 1933 to 1957--all twins (Carb. M-5, 18, 25, 35, 35T, 36, 41, 42, 45, 45A, 51, 52, 54, 61, 74, 74B, 75. 88). |
| 27330-33 | 1257-33 | Main nozzle retainer spring | Later 1933 to 1954--all twins (Carb. M-5, 18, 25, 35, 35T, 36, 41, 42, 45, 45A, 51, 52, 6l, 74, 74B, 75, 88) |
| 27331-33 | 1258-33 | Main nozzle | 1933 to 1957--45" twins, Later 1933 to 1948--74" & 80" side valves, 1953 & 1954--Servi-Cars (Carb. M-18, 41, 42, 51, 52, 88) |
| 27331-40 | 1258-40 | Main nozzle | 1940 to 1951--OHV, 1952-61" OHV (Carb. M-25. 35, 35T, 36) |