DescriptionThis video provides step-by-step repair instructions for replacing the recoil starter cam on a Briggs and Stratton small engine (commonly found in lawn mowers, riding tractors, zero-turn radius mowers, wheeled edgers, pressure washers, and generators). The most common reason for replacing the recoil starter cam is when the small engine won’t start.
All of the information for this recoil starter cam replacement video is applicable to the following brands:
Toro, John Deere, Lawn Boy, Briggs & Stratton, Craftsman
Tools needed: Phillips-head screwdriver, 5/16th inch socket or nut driver, 3/8 inch socket or nut driver
Step-By-Step Instructions1
Before you replace the recoil starter cam on your engine first make sure the engine has cooled.
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Next, you should remove the wire and boot from the spark plug to prevent the engine from accidentally starting.
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We recommend performing this procedure with little or no fuel in the tank.
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Use a phillips-head screwdriver to unthread the mounting screws securing the engine cover.
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Next, release the starter rope from the retainer.
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Now use a 5/16th inch socket or nut driver to remove the screws securing the fuel tank.
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Use a 3/8th inch socket to remove the mounting bolt securing the tank to the side of the engine block.
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Remove the 3/8th inch bolts securing the blower housing.
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Pull off the blower housing and oil dipstick tube and set it on a sturdy surface.
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Use the 5/16th inch socket to unthread the shoulder bolt securing the recoil starter cam.
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Pull the old cam out and remove the shoulder bolt.
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Prepare the new recoil starter cam for installation by transferring the retainer spring from the old cam to the new one.
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Confirm that the ratchet pawls are in the fully closed position then align the new cam.
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Insert the shoulder bolt then thread and tighten to secure.
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Replace the blower housing making sure the attached dipstick tube is inserted into the sump.
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Thread the mounting bolts to secure and torque them to seven-and-a-half foot pounds.
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Confirm that the spacer is in place on the fuel tank then reposition the tank on the blower housing.
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Replace the bolt and mounting screws to secure.
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Realign the engine cover.
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Rethread and tighten the mounting screws.
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Depress the bail arm, extend the starter rope and secure it in the retainer.
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With the repair completed reattach the wire and boot to the spark plug refill the fuel tank and your engine should be ready for use.