Patent ID: 8887680
Filing Date: 2014-11-18
Classification: F01L,F02B

Abstract:
1. An engine assembly comprising: an engine block including a first bank defining a plurality of first cylinder bores and a second bank defining a plurality of second cylinder bores disposed at an angle relative to the plurality of first cylinder bores; a first cylinder head coupled to the first bank of the engine block and defining a plurality of first ports in communication with the plurality of first cylinder bores and a plurality of second ports in communication with the plurality of first cylinder bores; a second cylinder head coupled to the second bank of the engine block and defining a plurality of third ports in communication with the plurality of second cylinder bores and a plurality of fourth ports in communication with the plurality of second cylinder bores; a plurality of first valves located in the plurality of first ports, a plurality of second valves located in the plurality of second ports, a plurality of third valves located in the plurality of third ports and a plurality of fourth valves located in the plurality of fourth ports; a plurality of first valve lift mechanisms engaged with the plurality of first valves, a plurality of second valve lift mechanisms engaged with the plurality of second valves, a plurality of third valve lift mechanisms engaged with the plurality of third valves and a plurality of fourth valve lift mechanisms engaged with the plurality of fourth valves; a first camshaft supported by the engine block between the plurality of first and second cylinder bores below the plurality of first and third valves and engaged with the plurality of first valve lift mechanisms and the plurality of third valve lift mechanisms; a second camshaft supported by said first cylinder head above the plurality of second valves and engaged with the plurality of second valve lift mechanisms; and a third camshaft supported by said second cylinder head above the plurality of fourth valves and engaged with the plurality of fourth valve lift mechanisms.