Honda GX 160 has a horizontal-shaft motor that produces 4.8 horsepower. This engine features an overhead valve, cast iron sleeve, electronic ignition and electronic fuel pump. The Honda GX 160 uses a mechanical governor to reduce engine rpm. This is designed to ensure consistent engine performance and engine longevity. An improper adjustment to the engine’s governor can cause the engine to rev too high at full throttle. This could cause engine damage. The proper tools are required to adjust the governor so that it is at the factory settings.
- Honda GX 160 has a horizontal-shaft motor that produces 4.8 horsepower.
- Honda GX 160 has a mechanical governor that limits the engine’s speed to ensure consistent engine performance and engine longevity.
Turn the round kill switch on the engine to “Off”. This switch is on the right side of the pull starter box.
The black spark plug wire must be removed from the spark plug. The black spark plug wire is located under the cover of the cylinder head valve and marked “OHV”.
Use the appropriate-sized socket to take out the nuts holding the bottom fuel tank to engine block. You will need a socket of appropriate size to reach the small bolt holding the fuel tank’s front, which is located between the exhaust manifold and air filter housing.
The black spark plug wire should be removed from the sparkplug.
- You can remove the nuts holding the tank’s bottom to the block of the engine by using a suitable socket.
Move the fuel tank towards the engine’s pull starter. You will see the angle link to the internal regulator mechanism. You can support your gas tank with a scrap piece of wood, or even a set of bricks. Don’t let the tank hang from the fuel line.
The governor arm should be removed from the shaft sticking out of the engine block. To hold the small nut in place, use a 6mm wrench. Then turn the bolt clockwise using a socket of the appropriate size.
Attach a rubber band to secure the throttle arm. The rubber band should be held in place by pulling on it.
The governor arm should be removed from the shaft sticking out from the engine block.
- Attach a rubber band to secure the throttle arm.
Turn the governor shaft clockwise. Then, tighten the governor arms using a 6mm wrench and a socket of the appropriate size. Take out the rubber band and the entire throttle arm assembly.
To complete the adjustment, secure the fuel tank and connect the spark plug wire.