How much does it cost to fix a bent shaft on a lawn mower?

One of the priciest repairs is a broken or bent crankshaft. Unfortunately, it may be better to replace the whole mower instead of fixing it if that does happen. On average, the cost to repair a lawnmower crankshaft is between $500 and $900, depending on the extent of the damage and the mower’s complexity.

Can you use a lawnmower with a bent crankshaft?

A bent or broken crankshaft can be very dangerous. If you have determined that there is some issue with the crankshaft, don’t use your mower unless the issue is fixed. The crankshaft rotates at very high RPMs- around 3000 rpm or even more.

What causes a bent crankshaft on a lawn mower?

Causes Of A Bent Crankshaft When your lawnmower encounters a sudden stop due to hitting an immovable object, that energy is dissipated through the blade and shaft, causing it to bend. The most common cause of a crankshaft deforming is hitting an immovable obstacle while mowing, like a big rock, pipes, sprinklers.

How do you remove the crankshaft on a riding lawn mower?

Take out the shear pin from the crankshaft slot. Turn the lawnmower on its side. Wear work gloves, and grasp the blade along an un-sharpened section. Hold the blade firmly while rotating the blade bolt with a large wrench to loosen. Remove the bolt and blade. Turn the mower upright.

What causes the crankshaft on a lawn mower to get bent?

Lawnmower crankshafts can get bent from the blade hitting a solid object while mowing, such as a tree root or rock.

What do you need to repair Honda crank shaft?

For just a crank R&R, you’d need strap wrench and flywheel puller to get the flywheel off, but otherwise, no special tools really needed. There are some cutters and pilot bars if you ever get into valve reconditioning. Thanks! I might just give this a try! I’m about to do the same thing as a_gunslinger.

Can you replace the crank on a Honda lawn mower?

However as a project ( good father & son bonding job ) it would be worthwile getting a replacemnt crank. Or sending it out to a specialist to have it properly done complete with proper heat treatment. If you do go through look at fitting a blade carrier & swing back blades, Always a better idea with a direct drive.