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Part number L77JC4 821.
Champion copper plus spark plug.
Fits various Evinrude/Johnson, Mercury/Mariner, Yamaha outboards; OMC Sea Drives; Hirth, Kohler, Sachs snowmobiles; and powersports applications.
Equivalent to Mercury Marine 33-896329821, 33-97186; OMC 0386941, 0502194; NGK B9HS-10.
Thread diameter: 14mm
Thread pitch: 1.25mm
Seat type: gasket
Reach: 12.7mm (1/2")
Hex size: 13/16" (21mm)
Terminal type: solid
Gap: 0.39" (1.0mm)
Resistor: no
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cat-219
L77JC4 821 CHAMPION ENGINE SPARK PLUG COPPER PLUS FOR OUTBOARDS SNOWMOBILES
$7.00
Champion copper plus spark plug.
Fits various Evinrude/Johnson, Mercury/Mariner, Yamaha outboards; OMC Sea Drives; Hirth, Kohler, Sachs snowmobiles; and powersports applications.
Equivalent to Mercury Marine 33-896329821, 33-97186; OMC 0386941, 0502194; NGK B9HS-10.
Thread diameter: 14mm
Thread pitch: 1.25mm
Seat type: gasket
Reach: 12.7mm (1/2")
Hex size: 13/16" (21mm)
Terminal type: solid
Gap: 0.39" (1.0mm)
Resistor: no
Thanks for shopping!
cat-219