Quote Originally Posted by Big J
Transmission yes, especially if there is no aftermarket gear set available for the application. A good shot peen, cryotreatment and, and nitride job on a tranny. But you'd really need to be pushing big power to make it worth while.

With my motor the long stroke, short rod, high piston speeds, creates torsional vibrations that act like an impact hammer on the trans gears once the revs go high enough.


As far as the motor is concerned, good parts and good machine work will go a long way.
i wouldnt shot peen a gear. this makes the parts slightly smaller and if gear dont mesh right. no matter how strong they are then will smack and explode.