Originally Posted by
John Schubert
Not even close. Merc was a cross flow deflector whereas the OMC was a loop. Despite what you might read I built the first prototype of the 45SS in my workshop. Sent the data to Edgar Rose at OMC, never heard anything & Alas, they introduced it. And, I was working as Service Mgr at Lawn-Boy. It seemed too fast for the Stock boys, wasn't approved, but mod approved it & then the 45SST was formed by the OMC race group headed by Fred Miller. Largest OPC class ever & still is.