An intake valve is larger.
look at the head with the valve cover off find where the exhaust manifold goes in tha is the exhaust valve or looking at the valves the first one is exhaust then intake then intake ,exhaust,exhaust,intake,intake,exhaust if you have the head off i think the intake valves are bigger than the exhaust
The exhaust lifters will line up with the exhaust manifolds,Remove the valve cover if your working on a V8 and the valve that lines up with the exhaust port will be the exhaust valve,If it is a Chevy V8 they will be from standing in front of the car exhaust,intake,intake,exhaust,exhaust,intake,intake,exhaust.
The exhaust valve gets hotter than the intake valve.
The intake valve is always larger than the exhaust valve. It's just physics.
need to no if the first valve is intake or exhaust The intake valve is always bigger than the exhaust valve.
The bigger valve is the intake.
The exhaust valve is always smaller.
The intake valve is bigger.
The intake valve is always the larger of the two.
The intake valve is bigger to allow the air and fuel into the cylinder. The exhaust valve is thicker to accommodate the heat from the combustion process.
0.14mm intake and exhaust