Champion Spark Plug

Spark Plug C57 - Exceptional Combustion & Strength

Name: Spark Plug C57 - Exceptional Combustion & Strength
Brand: Champion Spark Plug
SKU: 101040402
Price: 5.43 USD
Availability: InStock

Part Number 686 (101040402)

UPC: 37551005666

Package contents: 1 Each per Box

Select vehicle for guaranteed fit

Replacement part for NGK OE Series Standard Nickel Spark Plug: Conventional Tip NGK Racing Spark Plug: Conventional Tip NGK Racing Spark Plug: V-Groove Tip

$5.43

In stockShips by 10th Nov

Description

Built for extreme conditions on the track, Champion® Racing spark plugs deliver rapid, consistent combustion, resist dielectric puncture, and maintain spark integrity under intense heat and pressure. A projected surface‑gap design and precise heat range help sustain peak performance.

Champion Spark Plug Logo

Champion?is an American brand of?spark plug. In 1989,?Champion?was purchased by Cooper Industries and is now a wholly owned brand of Federal-Mogul Corporation. Its main products are a line of?spark plugs?for a wide range of cars, trucks, SUVs, racing and marine applications.

Fitment

This part fits the following vehicles.

ATK

2003 50 MXLQ

Gas Gas

2002-2005 SM 50

Husqvarna

1990 WMX 125
1982-1983, 1985-1986 XC125

Kawasaki

1995-1998 KX100
1983-2005 KX125

KTM

1989, 1993-2001 125 EXC
1984-1991 125 MX
1998 125 Sting
1992-2005 125 SX
2008-2016 150 SX
2010-2014 150 XC
1989-1991 250 DXC
1990-1999 250 EGS
1984-1988 250 MXC
1986, 1990-1992 300 MXC
1989-1991 350 EXC
1992-1993 500 SX
2008 50 SX Mini
2003-2007 50 SX Pro Jr LC
2004-2006 50 SX Pro Sr LC
1998-2001 65 SX

LEM

1999-2006 LX4
2003 R2
2003 R3

Piaggio

2005, 2007 Typhoon

Suzuki

1977 RL250
1976-1981 RM100
1975-2007 RM125
1980-1981 RS250

TM

1995-1997 125E
2001-2003 MX100
1995-1997 MX125
1995-2000 MX80
2001-2003 MX85 (17/14)

Yamaha

1970-1971 AT1M
1972 AT2M
1973 ATMX
1979-1983 IT175
1973 RT2
1972 TR3
1980 TZ125
1980-1981 TZ250
1982-1983 YZ100
1977-1981, 1996-2005 YZ125
1984-2001 YZ80

Features & benefits

EXCEPTIONAL COMBUSTION & STRENGTH -- Delivers rapid, consistent combustion and withstands the intense mechanical forces of racing environments
HIGH-STRENGTH CERAMIC INSULATOR -- High-strength ceramic formulation resists dielectric puncture and maintains consistent voltage under extreme ignition loads
HANDLES EXTREME HEAT & PRESSURE -- Maintains spark integrity and structural stability during sustained high-RPM, high-heat operation
RACE-TUNED HEAT RANGE CONTROL -- Correct heat range selection helps control plug temperature, prevent pre-ignition and maintain maximum power throughout the race
CORROSION RESISTANCE -- Coated shell provides corrosion resistance in harsh environments
PROJECTED SURFACE-GAP DESIGN -- Positions the spark deeper in the combustion chamber to improve flame initiation and manage gap growth over race duration
Exceptional combustion and strength
Ceramic insulator resists dielectric puncture
Designed to withstand extreme operating temperatures and pressures
Correct heat range is critical in maintaining peak performance throughout the race

Specifications

Center Electrode Design	Standard
Center Electrode Diameter (Inch)	0.052 in
Center Electrode Tip Material	Nickel Copper Alloy
Classification	Champion Racing Plugs
Country Of Origin	CN
Electrical Terminal Type	Non-Removable Nut
Gap Style	Fine Wire J Gap
Grade Type	Standard Replacement
Ground Electrode Core Material	Nickel Copper Alloy
Ground Electrode Material	Nickel Copper Alloy
Ground Electrode Quantity	1
Ground Electrode Tip Design	Fine Wire J Gap
Ground Electrode Tip Material	Nickel
Hex Size	15.9 mm
Hex Type	Hex
Indexed	No
Manufacturer Heat Range	57
Part Description	Spark Plug
Plug Type	C57
Pre-Gap Size	0.65 mm
Reach	0.75 in
Resistor Type	No
Seat Type	Flat
Thread Diameter	0.551 in
Washer Type	Crush
Washer(s) Included	Yes

Videos and guides

About Champion Spark Plug

Champion Spark Plug Logo

Magnuson-Moss Warranty Act

Legally, a vehicle manufacturer cannot void the warranty on a vehicle due to an aftermarket part unless they can prove that the aftermarket part caused or contributed to the failure in the vehicle (per the Magnuson Moss Warranty Act (15 U.S.C. 2302(C)).