rebuilding · FF-0279

How are new piston rings broken in on the dyno?

Steve explains that the operator is running a break-in: bringing the rpm up a little and putting a little load on the engine to seat the rings. He reads 65 pounds of pressure and 180 degrees, and notes that the dyno controls the water temperature.

Expert

Steve Coppock

Evidence

expert attributed

Component

ring break-in

Applicable scope

Steve Coppock's supercharged 8BA-style Ford Flathead V8, about 290 cubic inches, on the engine dyno at Klein Engines