Challenger MT645B Engine
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| Engine Detail | |
| Sisu 74ETA | |
| turbocharged diesel | |
| 6-cylinder 24-valve | |
| liquid-cooled vertical inline | |
| Displacement | 449 ci 7.4 L |
| Bore/Stroke | 4.251x5.278 inches 108 x 134 mm |
| Power | 235 hp 175.2 kW |
| Air cleaner | dual paper elements |
| Pre-heating | 1000W coolant heater OptOptional |
| Compression | 17.5:1 |
| Rated RPM | 2200 |
| Starter volts | 12 |
| Oil capacity | 20 qts 18.9 L |
| Coolant capacity | 35.6 qts 33.7 L |
| Page information | |
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| Email: Peter@TractorData.com | |
| Updated on October 21, 2022 |