Black Diamond Exhaust Valve - Standard Type: Exhaust Material: Black Diamond Stainless Coating: Black Nitroneg Quantity: Pkg. of 1 Head Diameter: 22.10mm / 0.870in. Stem Diameter: 5.47mm / 0.2152in. Tulip: 29deg. Overall Length: 3.475in. Remarks: Standard Note: Must use Kibblewhite Lightweight Valve Spring Kits when installing Black Diamond Valves.
| 1979 | Honda | CB750K |
| 1982 | Honda | CB750K |
| 1981 | Honda | CB750K |
| 1980 | Honda | CB750K |
| 1982 | Honda | CB750C Custom |
| 1981 | Honda | CB750C Custom |
| 1980 | Honda | CB750C Custom |
| 1979 | Honda | CBX |
| 1982 | Honda | CBX |
| 1981 | Honda | CBX |
| 1980 | Honda | CBX |
| 1979 | Honda | CB750F Super Sport |
| 1982 | Honda | CB750F Super Sport |
| 1981 | Honda | CB750F Super Sport |
| 1980 | Honda | CB750F Super Sport |
| 1979 | Honda | CB750L |
| 1983 | Honda | CB750SC Nighthawk |
| 1982 | Honda | CB750SC Nighthawk |
30-4222
