Maintenance And Causes Of Failure Of Rocker Arm.
A rocker arm shown above, in the context of an internal combustion engine of automotive, marine, motorcycle and reciprocating aviation types is an oscillating lever that conveys radial movement from the cam lobe into linear movement at the poppet valve to open it. Rocker arms are typically located between the push-rod and intake and exhaust valves. They are pushed and pulled by push-rods to “rock” up and down, opening and closing the exhaust valve and intake valve of the combustion chamber on engines with a camshaft below the engine. With broken or loose rocker arms , the exhaust valves and intake valves can 't function correctly and the cylinder associated with the faulty rocker arm will be disabled. This will ultimately limit the performance of your engine and your ability to drive the car smoothly and safely. Common Symptoms of a Bad R...