the TF hoods are all a bit flexy at speed regardless, but without that X bracing it'd be scarey - I think that's why they added the 'wind splits' on the 57 and reshaped the 58/9, but that didn't help much

Bill

Moved over to the Passing Lane

"When we tug a single thing in nature we find it attached to the rest of the world" John Muir
"When we tug a single thing on an old truck, we find it falls off" me
Some TF series details & TF heater pics & Rust-a-holics Unanimous parking lot