| Engine Detail | |
| Valmet 620DS | |
| turbocharged diesel | |
| 6-cylinder | |
| liquid-cooled | |
| Displacement | 403 ci 6.6 L  | 
| Bore/Stroke | 4.25x4.73 inches 108 x 120 mm  | 
| Cooling system | viscous fan | 
| Air cleaner | dry | 
| Rated RPM | 2200 | 
| Starter volts | 12 | 
| Oil capacity | 22 qts 20.8 L  | 
| Coolant capacity | 28.4 qts 26.9 L  | 
| Massey Ferguson 3670 Engine | |
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| Page information | |
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| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on June 6, 2014 |