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QL77JC4 - Champion Spark Plug ( #828M)

Champion QL77JC4 - Champion Spark Plug ( #828M)

List Price

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$5.08

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SPEEDY DELIVERY
30-DAY RETURN
FULL WARRANTY

Part Number
QL77JC4

Manufacturer
Champion

Replaces OEM 0502180.

Plug Type QL77JC4
Seat Type Gasket
Hex Size (Inch) 0.813
Hex Size (MM) 20.650
Thread Size (Inch) 0.551
Thread Size (MM) 14.000
Thread Reach (Inch) 0.5
Taper Diameter (Inch) 0.25
Installed Height (Inch) 2.24
Gap (Inch) 0.028-0.033
Gap (MM) 0.71-0.84
Center Electrode Diameter (Inch) 0.1
Center Electrode Material Nickel Copper Alloy
Ground Electrode Material Nickel Copper Alloy
Ground Electrode Quantity 1
Classification Champion Copper Plus Small Engine
Resistor Plug Yes
Resistor Type Q-Type Inductive Suppressor
Manufacturer Heat Range 77
Electrical Terminal Type Non-Removable Nut

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Champion Champion Plug (#828m) Ql77jc4 is equivalent to parts:

  • 509925 Evinrude Johnson OMC BRP
  • 507969 Evinrude Johnson OMC BRP
  • 502180 Evinrude Johnson OMC BRP
  • 896329828 Mercury Marine
  • 828S Mercury Marine
  • 33896329828 Mercury Marine
  • 33   828S Mercury Marine
Champion spark plugs use an extruded copper core in the center electrode that maintains accurate control of heat range, optimizing the performance and longevity of the spark plug. This not only will provide you with a dependable start but gives you the confidence that you'll keep going.

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