| NOTE: | All in-line six (6) cylinder firing
order: 153624 All in-line eight (8) cylinder firing order: 16258374 All 1930 models used a 18mm sparkplug All models were 6 volt positive ground All models Wheel Bolt Pattern 5 x 4.5 All models Tire Size 5.00 x 18 |
| Total Number Built |
Designation & # of Cylinders |
Model | Wheel base Inches |
Weight Min/Max |
Bore and Stroke |
Piston Dis place ment Cubic Inches |
Com pres sion Ratio (Stan dard) |
Maximum Brake H.P. @ R.P.M. |
Spark Plug Gap |
Point Gap |
Dwell Angle |
Ignition Timing BTDC or Mark |
| 76,158 | Essex Challenger 6 | 113 | 2550/2850 | 2 3/4 x 4 1/2 | 161.4 | 5.80 | 58 @ 3300 | .022 | .020 | 40 | UDC1 | |
| 36,674 | Great 8 | T | 119 | 2870/3200 | 2 7/8 x 4 1/2 | 233.7 | 5.80 | 80 @ 3400 | .022 | .020 | 34.5 | DC1 |
| Great 8 | U | 126 | 3080/3385 | 2 7/8 x 4 1/2 | 233.7 | 5.80 | 80 @ 3400 | .022 | .020 | 34.5 | DC1 |
1930 1931 1932 1933 1934 1935 1936 1937 1938 1939
1940 1941 1942 1946 1947 1948 1949
1950 1951 1952 1953 1954 1955 1956 1957