Depends on the damage. They can be rebuilt if they are not wrecked so it can't be repaired
Cast iron aluminum
Their are very few physical advantages of having a rebuilt engine. The only actual advantage of having a rebuilt engine is that it is much cheaper than a new engine.
Jasper
The 15.5 Briggs does not have an oil filter.
Rebuilt engine for your Jeep Wrangler may price from 1k to 1.5 k $, depending on the condition of engine you choose.
Kohler for sure
The car engine needed to be rebuilt.
the intake valve is bigger
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Have it rebuilt (completely), or replace it with a new engine.