CAO Flathead
The Flathead line from CAO has 13 sizes listed, from 114 to 203 mm long and from a 42 to a 70 ring gauge.
Average press rating across the line: 88/100, and up to 88/100 for the best rated size.
Every size in the line
| Vitola | Size | Length | Ring gauge | Strength | Press rating |
|---|---|---|---|---|---|
| Flathead V450 Sparkplug | Robusto | 114 mm | 50 | Medium | |
| Flathead V450 Spark Plug | Petit Robusto | 114 mm | 50 | Medium to full | |
| Flathead V554 Camshaft | Robusto | 140 mm | 54 | Medium to full | 88/100 |
| Flathead Steel Horse Apehanger | 140 mm | 58 | Medium to full | ||
| Flathead Steel Horse Roadkill | 140 mm | 54 | Medium to full | ||
| Flathead Steel Horse Apehanger 5.75x54 | 146 mm | 54 | Medium to full | ||
| Flathead V660 Carb | Gordo | 152 mm | 60 | Medium to full | |
| Flathead V23 Gordo | Toro Gordo | 152 mm | 60 | Medium | |
| Flathead V19 Carb | 152 mm | 60 | Full-bodied | ||
| Flathead V642 Piston | Lonsdale | 165 mm | 42 | Medium to full | |
| Flathead Steel Horse Bullneck | 165 mm | 66 | Medium to full | ||
| Flathead V770 Big Block | Gordo | 178 mm | 70 | Medium to full | |
| Flathead Resonator | Gordo | 203 mm | 60 | Medium to full |
