| OEM | OEM | Description | Used on |
| 22142-48 | 22142-48 | .005" O.S. | 1948 to 1952--61" OHV |
| 22143-36 | 256-36D | .010" O.S. | 1936 to 1947--61" OHV |
| 22143-48 | 22143-48 | .010" O.S. | 1948 to 1952--61" OHV |
| 22143-55 | | Piston with rings and pin .010" O.S. | |
| 22143-55C | | PISTON AND RINGS ASSEMBLY - .010 O.S. | 55 to 73--FLH |
| 22144-36 | 256-36E | .020" O.S. | 1936 to 1947--61" OHV |
| 22144-48 | 22144-48 | .020" O.S. | 1948 to 1952--61" OHV |
| 22144-55C | | PISTON AND RINGS ASSEMBLY - .020 O.S. | 55 to 73--FLH |
| 22145-36 | 256-36F | .030" O.S. | 1936 to 1947--61" OHV |
| 22145-48 | 22145-48 | .020" O.S. | 1948 to 1952--61" OHV |
| 22145-55 | | Piston with rings and pin .030" O.S. | |
| 22145-55C | | PISTON AND RINGS ASSEMBLY - .030 O.S. | 55 to 73--FLH |
| 22146-36 | 256-36G | .040" O.S. | 1936 to 1947--61" OHV |
| 22146-48 | 22146-48 | .040" O.S. | 1948 to 1952--61" OHV |
| 22146-55 | | Piston with rings and pin .040" O.S. | |
| 22146-55C | | PISTON AND RINGS ASSEMBLY - .040 O.S. | 55 to 73--FLH |
| 22147-36 | 256-36H | .050" O.S. | 1936 to 1947--61" OHV |
| 22147-48 | 22147-48 | .050" O.S. | 1948 to 1952--61" OHV |
| 22147-55 | | Piston with rings and pin .050" O.S. | |
| 22147-55C | | PISTON AND RINGS ASSEMBLY - .050 O.S. | 55 to 73--FLH |
| 22148-36 | 256-36JA | .060" O.S. | 1936 to 1947--61" OHV |
| 22148-48 | 22148-48 | .060" O.S. | 1948 to 1952--61" OHV |
| 22148-55 | | Piston with rings and pin .060" O.S. | |
| 22148-55C | | PISTON AND RINGS ASSEMBLY - .060 O.S. | 55 to 73--FLH |
| 22149-36 | 256-36KA | .070" O.S. | 1936 to 1947--61" OHV |
| 22149-48 | 22149-48 | .070" O.S. | 1948 to 1952--61" OHV |
| 22149-55 | | Piston with rings and pin .070" O.S. | |
| 22149-55C | | PISTON AND RINGS ASSEMBLY - .070 O.S. | 55 to 73--FLH |
| 2215-37 | 33682-37 | Gear shifter lever (lower) | 1937 to 1950 |
| 2215-38 | 33699-38 | Gear shifter cross shaft | 1938 to 1950 |
| 2215-41 | 33874-41 | Shifter rod clevis pin | 1941 to 1950 |
| 2216W | | SCREW, No. 4-24 self-tapping Phil. hd. | |
| 2218 | 2218 | 10-32 N.F. x 11/16" Oval head screw | |
| 22182-48 | 256-48A | Pistons with rings and pin, (High Compression) Standard size | 1948 to 1952--61" OHV |
| 22183-48 | 256-48C | .005" piston O.S. | 1948 to 1952--61" OHV |
| 22184-48 | 256-48D | .010" piston O.S. | 1948 to 1952--61" OHV |
| 22185-48 | 256-48E | .020" piston 0.S. | 1948 to 1952--61" OHV |
| 22186-48 | 256-48F | .030. piston O.S. | 1948 to 1952--61" OHV |
| 22187-48 | 256-48G | .040" piston 0.S. | 1948 to 1952--61" OHV |
| 22188-48 | 256-48H | .060" piston 0.S. | 1948 to 1952--61" OHV |
| 22189-48 | 256-48JA | .060" piston 0.S. | 1948 to 1952--61" OHV |
| 22190-48 | 256-48KA | .070" piston 0.S. | 1948 to 1952--61" OHV |
| 22216-37 | 256-37 | Piston with rings and pin -Standard size | 1937 to 1948-74" side valves |
| 22216-48 | 255-48A | Piston with rings & pin. (low compression)-Std | 48 to 52-74" OHV |