The Caterpillar 3306 TA is a 10.5 L turbocharged-aftercooled engine. It powers generator sets from Caterpillar, including the SR4. It holds 29 L (7.7 gal) of oil and 45.5 L (12.0 gal) of coolant.
| Oil capacity | 29.0 L |
|---|---|
| Coolant capacity | 45.5 L |
| Displacement | 10.5 L |
| Aspiration | turbocharged-Aftercooled |