B7HS-10 2129 NGK Spark Plugs, B7H-S1000-00 for Yamaha, 509563 503704 for Evinrude Johnson, 828942 33-41263M for Mercury Marine
> Fit Part Number: for Yamaha 94701-00217 94702-00217 94703-00217, for Suzuki 09482-00269 09482-00532, for Bosch W4AC W5AC WR5AC WR5AP, for Autolite 67-27 4093, for Champion Spark Plug 821 821-1 821M 821S L77J2 L77J4 L77JC4 L82C L82YC OE038, for Champion Denso S727, for Evinrude Johnson OMC BRP 509563 0503704 0509563 503704, B7HS-10S25 B7HS 2129 NGK, 8M0181925 8M0114740 828942 33-41263M for MercuryMarine
> Resistance: 1 Ohms
> Ground Electrode Tip Design: Standard
> Ground Configuration: Standard
> Ground Electrode Core Material: Nickel Core
> Center Electrode Core Material: Copper Core
> Center Electrode Tip Material: Nickel
> Pre-Gap Size: .040 in
> Ground Electrode Quantity: 1
> Hex Size: 13/16 in
> Insulator Height: 55.00 mm
> Manufacturer Heat Range: 7
> Seat Type: Flat
> Reach: .5 in
> Thread Diameter: 14.00 mm





