Engine BRIGGS STRATTON 4-stroke 724 cc BICYLININDRICAL Vertical shaft for lawn tractor mower mower mower 24 HP PROFESSIONAL series CHARACTERISTICS: SHAFT: cylindrical 25.4x80 displacement: 724 cc bore - stroke: 79.2-73.4 power: 24 HP charging system: regulator 9 Ah ignition system: electronic ignition type: electric start type: electric carburettor: float oil capacity: 1. 8 without filter 1.9 with filter lubrication: oil pump net weight: 36.8 Kg dimensions: 484x462x363 CODE: 806842 The warranty IS VALID ONLY in case of use of lubricating oil SAE 30 preferably BRIGGS STRATTON that you can find in our store by clicking HERE