| Engine options | |
| 16HP Onan 709cc 2-cyl gasoline | |
| 16HP Briggs & Stratton 480cc 2-cyl gasoline |
| Engine Detail | |
| Onan P216 | |
| gasoline | |
| 2-cylinder | |
| air-cooled horizontal-shaft horizontally-opposed | |
| The Onan P216 was the original engine in the Ingersoll 4016, used through 1992. | |
| Displacement | 709 cc 43.3 ci |
| Bore/Stroke | 3.25x2.875 inches 83 x 73 mm |
| Power (gross) | 16 hp 11.9 kW |
| Compression | 6.5:1 |
| Rated RPM | 3600 |
| Starter | electric |
| Starter volts | 12 |
| Sparkplug | Champion RS14YC |
| Sparkplug gap | 0.025 inches 0.635 mm |
| Intake valve clearance | 0.005 inches (cold) 0.127 mm |
| Exhaust valve clearance | 0.013 inches (cold) 0.330 mm |
| Engine Detail | |
| Briggs & Stratton 303777 | |
| gasoline | |
| 2-cylinder | |
| air-cooled | |
| The Briggs & Stratton engine was used in the 4016 starting in 1993. | |
| Displacement | 480 cc 29.3 ci |
| Bore/Stroke | 2.677x2.60 inches 68 x 66 mm |
| Power (gross) | 16 hp 11.9 kW |
| Rated RPM | 3600 |
| Starter | electric |
| Starter volts | 12 |
| Sparkplug | Champion RC12YC |
| Sparkplug gap | 0.030 inches 0.762 mm |
| Page information | |
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| TractorData is a family-owned small business located in Minnesota that has been providing reference information on tractors since 1999. | |
| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on May 16, 2025 |