Marine - Outboard

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Champion Spark Plug - 821M

Part #:

821M

Line:

CHP

Champion Spark Plug

1 Year Limited Warranty

Seat:   Flat

Thread Size:   M14

Heat Range:   77

Hex Size (mm):   21mm

Hex Size (in):   13/16 Inch

Preset Gap (in):   0.027 To 0.033 Inch

Preset Gap (mm):   0.69mm To 0.84mm

Thread Reach (in):   0.500 Inch

Resistor Plug:   No

Center Electrode Core Material:   Nickel-Copper Alloy

Center Electrode Tip Material:   Nickel

Ground Electrode Tip Material:   Nickel

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Champion Spark Plug - 933M

Part #:

933M

Line:

CHP

Champion Spark Plug

Manufacturer's Defect Warranty

Seat:   Flat

Thread Size:   M14

Heat Range:   86

Hex Size (mm):   21mm

Hex Size (in):   13/16 Inch

Preset Gap (in):   0.027 To 0.033 Inch

Preset Gap (mm):   0.69mm To 0.84mm

Thread Reach (in):   0.500 Inch

Resistor Plug:   Yes

Center Electrode Core Material:   Nickel-Copper Alloy

Center Electrode Tip Material:   Nickel

Ground Electrode Tip Material:   Nickel

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