| Engine options | |
| Allis Chalmers 2.1L 4-cyl distillate | |
| Allis-Chalmers 2.1L 4-cyl gasoline |
| Engine Detail | |
| Allis Chalmers CE | |
| distillate | |
| 4-cylinder 8-valve | |
| liquid-cooled vertical I-head | |
| Low-octane fuel engine designed to run on tractor fuels with an octane rating of 30 or higher. | |
| Displacement | 125.2 ci 2.1 L |
| Bore/Stroke | 3.375x3.50 inches 86 x 89 mm |
| Air cleaner | oil bath |
| Compression | 4.75:1 |
| Rated RPM | 1500 |
| Firing order | 1-2-4-3 |
| Starter volts | 6 |
| Coolant capacity | 8 qts 7.6 L |
| Sparkplug | Autolite A 9 |
|   | AC 47 |
| Sparkplug gap | 0.035 inches 0.889 mm |
| Point gap | 0.020 inches 0.508 mm |
| Intake valve clearance | 0.010 inches (hot) 0.254 mm |
| Exhaust valve clearance | 0.010 inches (hot) 0.254 mm |
| Engine Oil | |
| |
| Oil capacity | 4 qts 3.8 L |
| Engine Detail | |
| Allis-Chalmers CE | |
| gasoline | |
| 4-cylinder 8-valve | |
| liquid-cooled | |
| Displacement | 125.2 ci 2.1 L |
| Bore/Stroke | 3.375x3.50 inches 86 x 89 mm |
| Air cleaner | oil bath |
| Compression | 5.75:1 |
| Rated RPM | 1500 |
| Firing order | 1-2-4-3 |
| Coolant capacity | 8 qts 7.6 L |
| Sparkplug | Autolite AN 7 |
|   | AC 45 |
| Sparkplug gap | 0.035 inches 0.889 mm |
| Point gap | 0.020 inches 0.508 mm |
| Intake valve clearance | 0.010 inches 0.254 mm |
| Exhaust valve clearance | 0.010 inches 0.254 mm |
| Engine Oil | |
| |
| Oil capacity | 4 qts 3.8 L |
| Allis Chalmers C Engine | |
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| Page information | |
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| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on February 23, 2023 |