a lower stat isn't going to help overheating, they just set the minimum, once they're open they're open, and a small block likes to run 180+, I think most 350 specs call for 185 or 190

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