- For adjusting valve clearance on Honda twin cam models CB750 (ALL) 79-82, CB750SC 83, CB900C/F 80-82, CB1000C 83, CB1100F 83, CBX 79-82
- Hold valve spring bucket down so adjusting shims can be removed or installed
- Manufactured of hardened alloy steel
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 1969 | Honda | CB750 Diecast Engine | |
| 1970-1974 | Honda | CB750 Four | |
| 1976-1978 | Honda | CB750A Hondamatic | |
| 1980-1982 | Honda | CB750C Custom | |
| 1975-1982 | Honda | CB750F Super Sport | |
| 1975-1982 | Honda | CB750K 750 Four | |
| 1980-1982 | Honda | CB900C Custom | |
| 1981-1982 | Honda | CB900F Super Sport | |
| 1979-1982 | Honda | CBX Super Sport | |
| 1982-1983 | Honda | Nighthawk 750 CB750SC | |