John Deere BN Engine
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| Engine Detail | |
| John Deere | |
| all fuel | |
| 2-cylinder | |
| liquid-cooled | |
| Original engine, used in the unstyled model B (through 1938). Produced about 16 HP. | |
| Displacement | 149 ci 2.4 L |
| Bore/Stroke | 4.25x5.25 inches 108 x 133 mm |
| Fuel system | Marvel-Schebler DLTX-10 |
| Cooling system | thermo-siphon |
| Air cleaner | oil bath |
| Compression | 4.71:1 |
| Rated RPM | 975 |
| Firing order | 1-2 |
| Starter type | hand-crank |
| Oil capacity | 7 qts 6.6 L |
| Coolant capacity | 22 qts 20.8 L |
| Sparkplug gap | 0.030 inches 0.762 mm |
| Point gap | 0.015 inches 0.381 mm |
| Intake valve clearance | 0.020 inches 0.508 mm |
| Exhaust valve clearance | 0.020 inches 0.508 mm |
| Page information | |
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| Email: Peter@TractorData.com | |
| Updated on June 24, 2025 |