RE: TT 40 Pro may be discontinued!!!
<span style="font-family: Comic Sans MS"><span style="font-size: small">The NV 40 might be a contender.
It even looks like a racing engine.
They used to be called Norvel, but they are back on the market. I wish they had a bigger intake, the carburetor looks like it belongs on a 25. They still run good and they are blight.</span></span>