| Part No. | 100291-057 | 100291-061 | 100291-063 | 100291-064 | 100291-116 |
| Centrifugal Advance Starts | 0 at 500 Degrees At RPM (deg @ rpm) | 0 at 600 Degrees At RPM (deg @ rpm) | 0 at 500 Degrees At RPM (deg @ rpm) | 0 at 500 Degrees At RPM (deg @ rpm) | 0 at 600 Degrees At RPM (deg @ rpm) |
| Intermediate Cent. Advance | 7 at 1400 Degrees At RPM (deg @ rpm) | 6 at 1400 Degrees At RPM (deg @ rpm) | 7 at 1400 Degrees At RPM (deg @ rpm) | 7 at 1400 Degrees At RPM (deg @ rpm) | 6 at 1400 Degrees At RPM (deg @ rpm) |
| Full Cent. Advance | 11.5 at 2500 Degrees At RPM (deg @ rpm) | 10 at 3000 Degrees At RPM (deg @ rpm) | 11.5 at 2500 Degrees At RPM (deg @ rpm) | 11.5 at 2500 Degrees At RPM (deg @ rpm) | 10 at 3000 Degrees At RPM (deg @ rpm) |
| Vacuum to Start Plunger | 3.15 Inch Of Mercury (in Hg) | 3.15 Inch Of Mercury (in Hg) | 2.36 Inch Of Mercury (in Hg) | 3.15 Inch Of Mercury (in Hg) | 2.36 Inch Of Mercury (in Hg) |
| Max. Vacuum Advance | 23 at 11 Degrees At Inches Mercury (deg @ in hg) | 20 at 1400 Degrees At Inches Mercury (deg @ in hg) | 32 at 11 Degrees At Inches Mercury (deg @ in hg) | 20 at 14 Degrees At Inches Mercury (deg @ in hg) | 28 at 9.5 Degrees At Inches Mercury (deg @ in hg) |