what's most important is that all cylinders be close to the same, if there's a wide variation highest to lowest you should consider an overhaul

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