For the aluminum the intake valve clearance is .005 to .007 inches.
exhaust valve clearance is .007 to .009 inches.
Cast iron is - intake valve is .007 to .009. inches
exhaust valve is .017 to .019 inches
10 thou
0.004 - 0.006"
cawl sistem
The valve clearance for a Briggs and Stratton 406777 engine is typically set to 0.004 to 0.006 inches for both the intake and exhaust valves when the engine is at top dead center on the compression stroke. It's important to adjust the clearance when the engine is cold to ensure accurate measurements. Always refer to the specific service manual for your engine model for the most precise information.
http://www4.briggsandstratton.com/miscpdfs/RNT/Engine%20Specifications%20Chart_ms3992.pdf
To adjust valve clearances on a Briggs & Stratton engine, first ensure the engine is cool and remove the spark plug for safety. Rotate the engine to the top dead center (TDC) of the compression stroke, then check the clearance between the rocker arm and the valve stem using a feeler gauge. Adjust the clearance by loosening the lock nut and turning the adjustment screw until the desired clearance is achieved, then tighten the lock nut securely. Finally, recheck the clearance to ensure it remains within specifications.
The valve clearance on a Briggs and Stratton 21 HP OHV engine is typically set to 0.005 inches for both the intake and exhaust valves when the engine is cold. It's important to check the specific model's service manual for any variations or specific adjustments. Proper valve clearance ensures optimal engine performance and longevity.
You can adjust the valves on your 17 horsepower Briggs and Stratton engine by turning the adjustment screws. The adjustments screws will determine how much fuel goes into the piston chamber.
0.004" would be correct. See the YouTube link attached below for the procedure.
0.030 is the gap for briggs and stratton 4.5 hp mower
You can get that info on the Briggs and Stratton website. Just go to: http://www.ereplacementparts.com/briggs-and-stratton-parts-c-16758.html?gclid=CPCZj4vGr58CFZdM5Qodp3bDsA and enter your engine model number.
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