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This is an engine a friend and I came across while visiting Houston.  We have no idea who manufactured the engine.  What caught our attention was the fact that it appears to have been modified from a slide valve engine to a piston valve configuration.


Off flywheel side of the engine (Larry doesn't know he's supposed to stay outside the ropes!).

Overall view of the cylinder head end of the engine

Slide valve chest with the piston valve modification

Closer view of piston valve.

Crank end of the piston valve.  Note how they had to attach the valve rod offset on the valve spool.

Flywheel and governor.

Closer view of the power take-off pulley and governor mechanism.