Bosch's dedicated small engine spark plugs provide excellent starting performance, thanks to the chromium-nickel ground electrode.Specifications: Thread Size: 14 mm Hex Size: 19 mm (3/4") Thread Length: 9.5 mm (3/8") Thread Pitch: 1.25 mm Gap 0.50 mm (020") Resistor plug Tightening Torque 20 Nm Heat Range: 6 Centre Electrode: Projected Removable Terminal Nut
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Cross References:Bosch WSR6F can be used to replace Champion CJ6Y, RCJ6Y, RCJ7Y or NGK BPMR6A, BPMR7A
Wonderful service getting this coil from halfway around the world was amazing. I think it was the last one in existence. Saved us from having to replace the engine.