Patent ID: 7739990

Claim:
A rocker arm mounting configuration comprising: a first mounting block and a second mounting block spaced from one another, each mounting block having a shaft-accepting aperture therein; a rocker arm mounting shaft, said shaft having a first end and a second end and a rocker arm seat portion, said first and second ends located along a first centerline and said rocker arm seat portion located along a second centerline which is offset from said first centerline, a position of said second centerline relative to said first centerline being variable depending upon a selected mounting position of said rocker arm mounting shaft from a plurality of mounting positions and wherein said first and second ends of said rocker arm mounting shaft are connected to said first and second mounting block in fixed positions corresponding said selected one of said mounting positions of said rocker arm mounting shaft; and a rocker arm positioned on said seat portion of said shaft, at least a valve-stem engaging portion of said rocker arm moveable relative to said seat portion of said shaft, wherein a position of said rocker arm relative to said first centerline is fixed as determined by said selected one of said mounting positions of said rocker arm mounting shaft.