If the cylinder heads are on the engine, you will need to add air pressure to the cylinder to hold the valves in place. Our example is the Craftsman 47089 compression test kit using the 14mm long ...

If you've performed all the necessary steps to maintain your lawnmower, there's a good chance the engine will outlast the rest of the mower. However, like all things mechanical, there is the ...

We may receive a commission on purchases made from links. Nearly anyone with a gas-powered lawn mower knows what it's like to break a sweat yanking at the pull cord to no avail. Even more frustrating, ...