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.
The intake valve is bigger.
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
intake valve is bigger.
An intake valve is larger.
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 runs much hotter than the intake valve, so it has to be made out of a more durable(and more expensive) material. The intake valve can get by with a simpler and less expensive material.
The exhaust valve gets hotter than the intake valve.
The intake valve is always larger than the exhaust valve. It's just physics.
intake valves are the larger valves or if you count from from either end its number 2,3,6,&7 valve
need to no if the first valve is intake or exhaust The intake valve is always bigger than the exhaust valve.
between 7-12 thousandths exhaust and intake are different
The bigger valve is the intake.