Gently push the piston down the bore and stuff a rag into the bore, then put the head back on and loosely secure it to the block. this stops the crank from spinning and allows you to remove the crank pin easily.
Place the engine block onto some wood blocks and then use your small wooden block and hammer to tap out the crankshaft, once the crankshaft is removed the flywheel and bearings will be accessible for replacement and/or repair.
We've created this site to provide clear instructions on how to repair various types of lawn mowers and other small engines. We also offer sales of refurbished lawn mowers, as well as servicing to keep your lawn mower running great.
If you have any questions head to the FAQ section of the site, if you need specific help visit the contact us page.