Originally Posted by
patowalker
Chevvron,
I wonder if the 4 stroke 2 cylinder engine you remember was an HKS. Cyclone was the importer and I know they fitted it to the AX2000, which succeeded the AX3.
No I'm pretty certain it was a Rotax 508 now; it was a vertical twin like the 503 and I think the HKS was a flat twin wasn't it? It was early/mid '90s; '93 or '94.