face angle of exhaust valve in four cylinder engine
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The actual valve-seat angle is generally 45 degrees. On the combustion-chamber side of the 45-degree seat is a top angle that is usually around 30 degrees. ... For the intake valve, most head specialists like to position the seat as high (toward the chamber) on the valve as possible.
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The actual valve-seat angle is generally 45 degrees. On the combustion-chamber side of the 45-degree seat is a top angle that is usually around 30 degrees. ... For the intake valve, most head specialists like to position the seat as high (toward the chamber) on the valve as possible.
Hope you like it
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