Patent ID: 6978751

Claim:
An internal combustion engine comprising: a crankcase including a cylinder; a first valve; a first push rod; a first rocker arm supported by the crankcase and coupling the first valve to the first push rod; a first cam rotatably supported by the crankcase; and a first cam follower arm having first and second ends and, at an end region proximate the second end, having bottom and top surfaces, wherein the first cam follower arm is rotatably supported by the crankcase about a first pivot point proximate the first end, wherein the bottom surface slidingly interfaces the first cam, and wherein the top surface interfaces the first push rod, whereby interaction of the first cam follower arm with both the first cam and the first push rod only occurs at the end region of the first cam follower arm and not within an intermediate region between the first end and the end region of the first cam follower arm.