| 摘要 |
A SINGLE CAMSHAFT IS PLACED IN THE CENTER OF A HORIZONTAL PLATFORM, OR "BRIDGE", THAT SPANS THE LEFT AND RIGHT HAND CYLINDER BANKS OF AN SOHC/DOHC ENGINE'S SHORT-BLOCK AND IS SEALED ON THE ENGINE'S BULKHEADS, PERFORMS THE FUNCIONING TO ACTUATE BOTH CYLINDER HEADS FROM THE SHORTEST POSSIBLE GEOMETRIC PATH THUS DELIVERING HIGH PERFORMANCE DUE TO EXTREMELY LIGHT VALVE TRAINS.
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