Ignition regulator Briggs and StrattonCentral hole diameter: 6.6 mm.Thickness: 23 mm.Width: 41 mm.Length: 41 mm.
For engine series engraved on the engine
219902
219907
219972
219977
21A907
21B902
21B906
21B907
21B972
21B976
21B977
Old reference: 790292