I had one for about 15 years. The Tornado (as was said above) was an iron engine with a HUge aluminum cam cover. It was a solid motor 230 cuin with more torque than a 305 Chevy, but real long stroke so no top end. If you did it right, you could even keep oil in it.
Matt
Matt & Mary Colie
A sailor, his bride and their black dogs (one dear dog is waiting for us at the bridge) going to see some dry places that have Geocaches in a coach made the year we married.