Graham 1930s General Specs
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| Year | Prod Total |
Model Designation |
Wheel base Inches |
Valve Location |
Bore and Stroke |
Piston Dis place ment Cubic Inches |
Com pres sion Ratio (Stan dard) |
Maximum Brake H.P. @ R.P.M. |
Spark Plug Size |
Spark Plug Gap |
Point Gap |
Firing Order |
Ignition Timing BTDC or Mark |
Grnd +/- Volts |
|
| 1930 | 33,560 | Standard Six | St. 6-30 | 115 | In Head | 3 1/4 x 4 1/2 | 224.0 | 5.49 | 80 @ 3200 | 7/8" | .025 | .018-.024 | 153624 | SFADV-1 | +6 |
| Special Six | Sp. 6-30 | 115 | In Head | 3 1/4 x 4 1/2 | 224.0 | 5.49 | 80 @ 3200 | 7/8" | .025 | .018-.024 | 153624 | SFADV-1 | +6 | ||
| Standard Eight | St. 8-30 | 122 | In Head | 3 1/8 x 4 | 245.4 | 5.50 | 90 @ 3200 | 7/8" | .025 | .018-.024 | 16258374 | SFADV-1 | +6 | ||
| Standard Eight LWB | St. 8-30 | 134 | In Head | 3 1/8 x 4 | 245.4 | 5.50 | 90 @ 3200 | 7/8" | .025 | .018-.024 | 16258374 | SFADV-1 | +6 | ||
| Special Eight | Sp. 8-30 | 122 | In Head | 3 1/8 x 4 | 245.4 | 5.50 | 90 @ 3200 | 7/8" | .025 | .018-.024 | 16258374 | SFADV-1 | +6 | ||
| Special Eight LWB | Sp. 8-30 | 134 | In Head | 3 1/8 x 4 | 245.4 | 5.50 | 90 @ 3200 | 7/8" | .025 | .018-.024 | 16258374 | SFADV-1 | +6 | ||
| Custom Eight | Cu. 8-30 | 127 | In Head | 3 1/4 x 4 1/2 | 298.6 | 5.20 | 95 @ 3200 | 7/8" | .025 | .018-.024 | 16258374 | SFADV-1 | +6 | ||
| Custom Eight LWB | Cu. 8-30 | 137 | In Head | 3 1/4 x 4 1/2 | 298.6 | 5.20 | 95 @ 3200 | 7/8" | .025 | .018-.024 | 16258374 | SFADV-1 | +6 | ||
| 1931 | 20,428 | Prosperity Six | Pr. 6-31 | 113 | In Head | 3 1/8 x 4 1/2 | 207.0 | 5.45 | 75 @ 3200 | 7/8" | .025 | .018-.024 | 153624 | SFADV-1 | +6 |
| Standard Six | St. 6-31 | 115 | In Head | 3 1/4 x 4 1/2 | 224.0 | 5.49 | 80 @ 3200 | 7/8" | .025 | .018-.024 | 153624 | SFADV-1 | +6 | ||
| Special Six | Sp. 6-31 | 115 | In Head | 3 1/4 x 4 1/2 | 224.0 | 5.49 | 80 @ 3200 | 7/8" | .025 | .018-.024 | 153624 | SFADV-1 | +6 | ||
| Special Eight | Sp. 8-31 | 120 | In Head | 3 1/8 x 4 | 245.4 | 5.50 | 90 @ 3200 | 7/8" | .025 | .018-.024 | 16258374 | SFADV-1 | +6 | ||
| Custom Eight | Cu. 8-31 | 134 | In Head | 3 1/4 x 4 1/2 | 298.6 | 5.20 | 95 @ 3200 | 7/8" | .025 | .018-.024 | 16258374 | SFADV-1 | +6 | ||
| 1932 | 12,967 | Six | 56 | 113 | In Head | 3 1/8 x 4 1/2 | 207.0 | 5.45 | 75 @ 3200 | 7/8" | .025 | .018-.024 | 153624 | SFADV-1 | +6 |
| Six | 58 | 115 | In Head | 3 1/4 x 4 1/2 | 224.0 | 6.50 | 85 @ 3400 | 7/8" | .025 | .018-.024 | 153624 | SFADV-1 | +6 | ||
| Eight | 57 | 123 | In Head | 3 1/8 x 4 | 245.4 | 6.50 | 95 @ 3400 | 7/8" | .025 | .018-.024 | 16258374 | SA-6 | +6 | ||
| 1933 | 12,967 | Standard 6 | 65 | 113 | In Head | 3 1/4 x 4 1/2 | 224.0 | 6.50 | 85 @ 3400 | 7/8" | .025 | .018-.024 | 153624 | SA-1 | +6 |
| Standard 8 | 64 | 119 | In Head | 3 1/8 x 4 | 245.4 | 6.70 | 95 @ 3400 | 7/8" | .025 | .018-.024 | 16258374 | SA-1 | +6 | ||
| Custom 8 | 57A | 123 | In Head | 3 1/8 x 4 | 245.4 | 6.70 | 95 @ 3400 | 7/8" | .025 | .018-.024 | 16258374 | SA-1 | +6 | ||
| 1934 | 15,745 | Standard 6 | 68 | 116 | In Head | 3 1/4 x 4 1/2 | 224.0 | 6.50 | 85 @ 3400 | 18mm | .025 | .018-.024 | 153624 | SA-1 | +6 |
| DeLuxe 6 | 68 | 116 | In Head | 3 1/4 x 4 1/2 | 224.0 | 6.50 | 85 @ 3400 | 18mm | .025 | .018-.024 | 153624 | SA-1 | +6 | ||
| Standard 8 | 67 | 123 | In Head | 3 1/8 x 4 | 245.4 | 6.70 | 95 @ 3400 | 18mm | .025 | .0125-.0175 | 16258374 | SA-1 | +6 | ||
| Special 8 | 67 | 123 | In Head | 3 1/8 x 4 | 245.4 | 6.70 | 95 @ 3400 | 18mm | .025 | .0125-.0175 | 16258374 | SA-1 | +6 | ||
| Custom 8 | 69 | 123 | In Head | 3 1/4 x 4 | 265.4 | 6.72 | 140 @ 4000 | 18mm | .025 | .0125-.0175 | 16258374 | SA-1 | +6 | ||
| 1935 | 18,466 | Special 6 | 73 | 116 | In Head | 3 1/4 x 4 1/2 | 224.0 | 6.50 | 85 @ 3400 | 18mm | .025 | .018-.024 | 153624 | SA-1 | +6 |
| Standard 6 | 74 | 116 | In Head | 3 x 4 | 169.6 | 6.70 | 60 @ 3500 | 18mm | .025 | .018-.024 | 153624 | 3/16" IGN Alum Head 1/2" IGN Iron Head |
+6 | ||
| Standard 8 | 72 | 123 | In Head | 3 1/8 x 4 | 245.4 | 6.70 | 95 @ 3400 | 18mm | .025 | .0125-.0175 | 16258374 | SA-1 | +6 | ||
| Supercharger 8 | 75 | 123 | In Head | 3 1/4 x 4 | 265.4 | 6.70 | 140 @ 4000 | 18mm | .025 | .0125-.0175 | 16258374 | SA-1 | +6 | ||
| 1936 | Crusader 6 | 80 | 111 | In Head | 3 x 4 | 169.6 | 6.70 | 70 @ 3500 | 18mm | .025 | .018-.024 | 153624 | IGN | +6 | |
| Crusader 6 | 80A | 116 | In Head | 3 x 4 | 169.6 | 6.70 | 60 @ 3500 | 18mm | .025 | .018-.024 | 153624 | IGN | +6 | ||
| Cavalier 6 | 90 | 115 | In Head | 3 1/4 x 4 3/8 | 217.8 | 6.70 | 85 @ 3300 | 14mm | .025 | .018-.024 | 153624 | IGN | +6 | ||
| Cavalier 6 | 90A | 115 | In Head | 3 1/4 x 4 | 199.1 | 6.70 | 85 @ 3300 | 14mm | .025 | .018-.024 | 153624 | IGN | +6 | ||
| Supercharger 6 | 110 | 115 | In Head | 3 1/4 x 4 3/8 | 217.8 | 6.70 | 112 @ 4000 | 14mm | .025 | .018-.024 | 153624 | IGN | +6 | ||
| 1937 | Crusader 6 | 85 | 111 | In Head | 3 x 4 | 169.6 | 6.70 | 70 @ 3500 | 18mm | .025 | .018-.024 | 153624 | IGN | +6 | |
| Cavalier 6 | 95 | 116 | In Head | 3 1/4 x 4 | 199.1 | 6.70 | 85 @ 3300 | 14mm | .025 | .018-.024 | 153624 | TDC | +6 | ||
| Supercharger 6 | 116 | 116 | In Head | 3 1/4 x 4 | 199.1 | 7.00 | 106 @ 4000 | 14mm | .025 | .018-.024 | 153624 | IGN | +6 | ||
| Custom Supercharger 6 | 120 | 120 | In Head | 3 1/4 x 4 3/8 | 217.8 | 6.70 | 116 @ 4000 | 14mm | .025 | .018-.024 | 153624 | IGN | +6 | ||
| 1938 | Standard 6 | 96 | 120 | In Head | 3 1/4 x 4 3/8 | 217.8 | 6.40 | 90 @ 3600 | 14mm | .025 | .020 | 153624 | TDC | +6 | |
| Special 6 | 96 | 120 | In Head | 3 1/4 x 4 3/8 | 217.8 | 6.40 | 90 @ 3600 | 14mm | .025 | .020 | 153624 | TDC | +6 | ||
| Supercharger 6 | 97 | 120 | In Head | 3 1/4 x 4 3/8 | 217.8 | 6.70 | 116 @ 4000 | 14mm | .025 | .020 | 153624 | IGN | +6 | ||
| 1939 | Special 6 | 96 | 120 | In Head | 3 1/4 x 4 3/8 | 217.8 | 6.40 | 90 @ 3600 | 14mm | .025 | .020 | 153624 | TDC | +6 | |
| Supercharger 6 | 97 | 120 | In Head | 3 1/4 x 4 3/8 | 217.8 | 6.70 | 116 @ 4000 | 14mm | .025 | .020 | 153624 | EX-CL | +6 | ||
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