info from golden eagle site
"*** Front Wheel Install for Trikes: (Please specify Front wheel mount when ordering). Requies several modifications to a stock order.
Engine would be installed on an engine bracket, turning engine 10 degrees, to allow easier access when fueling the engine's gas tank - no additional charge.
We would drill and tap a bolt hole on the back of the bracket, for attachment of front mount strap - no additional charge. When mounted on rear wheel, front strap is only to prevent engine from rolling off the back wheel - front wheel installation, strap would stabilize engine, holding mount securely to prevent engine pushing against front forks.
small service-charge to shorten throttle cable approximately 2 feet - a lot of extra cable could easily become snagged; wrapping excess cable up to prevent it being snagged on something, would remove all throttle free play, engine would constantly over-rev."