Would think it'd more likely bend a rod, but imagine it could break a crank too.
Then it could leave little evidence behind other than the break itself.
Perosnally I'd search for a replacement engine first as it may end up being cheaper overall - depending on what your end goal is.
Otherwise I'd strip the block down and have it magnafluxed for stress cracks.
O broken crank can be a pretty serious jolt to the system.
Check your vavle stems and pushrods for straightness too.
If it all checks out, I wouldn't trust any of the major components, I'd bite the bullet and buy a full rebuild kit - new rods and pistons - and obviously find a new crank.
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Today's Featured Article - Tractor Traction - by Chris Pratt. Our first bout with traction problems came when cultivatin with our Massey-Harris Pony. Up till then, this tractor had been running a corn grinder and pulling a trailer. It had new unfilled rear tires and no wheel weights. The garden was already sprouting when we hooked up the mid-mount shovel cultivators to the Pony. The seed bed was soft enough that the rear end would spin and slowly work its way to the downhill side of the gardens slight incline. From this, we learned our lesson sinc
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