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Reliable performance for efficient engine operation
The Autolite Spark Plug 4123 is designed to enhance engine performance by ensuring quick starts, improved fuel efficiency, and smooth acceleration. This spark plug features a copper core that meets industry standards, making it a dependable choice for various vehicles.
Features
- Copper-glass seal bonds the insulator, terminal post, and center electrode, ensuring full voltage at the spark gap and providing a gas-tight seal that is 100 percent leak-proof
- Multi-rib insulator minimizes the risk of "flash-over"
- One-piece terminal post enhances strength and durability
- Resistor technology reduces radio frequency interference (RFI) and minimizes electrode erosion
- Cold-formed steel shell with precision rolled threads for a secure fit
- Full copper core electrode delivers superior performance in all conditions
Specifications
- Manufacturer: Autolite Spark Plugs
- Manufacturer Part Number: 4123
- Resistor: Yes
- Electrode Type: OEM
- Electrode Core Material: Copper
- Electrode Tip Material: Nickel Alloy
- Insulator Type: Projected
- Thread Size (IN): 0.551 Inch
- Quantity: Single
- Reach: 0.472 Inch
- Seat Type: Gasket
- Wrench Diameter: 13/16 Inch
Compatibility/Fit
- 2004-2006 Arctic Cat 50 2x4
- 2002-2006 Bombardier DS50
- 2002-2006 Bombardier DS90
- 2004-2004 Bombardier Quest 50
- 2004-2004 Bombardier Quest 90
- 2011-2011 Can-Am DS 90
- 2008-2011 Can-Am DS 90 X
- 2001-2001 E-TON AXL 50
- 2001-2001 E-TON AXL 90
- 2000-2004 E-TON Beamer
- 2010-2010 E-TON Beamer 50
- 2005-2005 E-TON Beamer II
- 2007-2009 E-TON Beamer III
- 2005-2005 E-TON Beamer Matrix
- 2007-2008 E-TON Beamer Matrix II
- 2000-2001 E-TON Lightning 50
- 2009-2010 E-TON Matrix 50
- 2000-2001 E-TON Rascal 40
- 2007-2007 E-TON Rover
- 2007-2007 E-TON Rover GT
- 2000-2001 E-TON Sierra 90
- 2009-2010 E-TON Sport 50
- 2000-2001 E-TON Thunder 90
- 2002-2004 E-TON Viper 50
- 2005-2005 E-TON Viper 50M (Mini)
- 2005-2005 E-TON Viper 70
- 2002-2006 E-TON Viper 90
- 2005-2005 E-TON Viper 90R (Reverse)
- 2002-2004 E-TON Viper Jr.
- 1979-1979 Harley Davidson XLCH
- 1979-1985 Harley Davidson XLH1000
- 1979-1985 Harley Davidson XLS Roadster
- 1983-1985 Harley Davidson XLX 1000
- 1979-1981 Honda NA50
- 1983-1987 Honda NB50 Aero
- 1977-1983 Honda NC50
- 1984-1984 Honda NH125 Aero
- 1983-1985 Honda NH80 Aero
- 1984-1984 Honda NN50 Gyro
- 1984-1987 Honda NQ50 Spree
- 1982-1983 Honda NU50
- 1982-1983 Honda NU50M
- 1981-1982 Honda NX50M
- 1988-1990 Honda SA50 Elite SR
- 1992-2001 Honda SA50 Elite SR
- 1994-2001 Honda SA50P Elite S
- 1988-1990 Honda SB50 Elite
- 1987-1987 Honda SE50 Elite S
- 1987-1987 Honda SE50P Elite
- 1985-1986 Honda TG50M Gyro S
- 2008-2009 Hyosung SD50/Sense
- 2008-2009 Hyosung SF50B/Prima
- 2008-2009 Hyosung SF50R/Rally
- 2006-2007 Hyosung TE50
- 2006-2007 Hyosung TE90
- 2003-2006 Kawasaki KDX50
- 2003-2006 Kawasaki KFX50
- 2003-2006 Kawasaki KFX80
- 2004-2007 Polaris Predator 50
- 2003-2006 Polaris Predator 90
- 2001-2003 Polaris Scrambler 50
- 2001-2002 Polaris Scrambler 90
- 2001-2006 Polaris Sportsman 90
- 1976-1977 Suzuki A100
- 1983-1984 Suzuki ALT50
- 1971-1971 Suzuki F50
- 1980-1991 Suzuki FA50
- 1980-1981 Suzuki FS50
- 1978-2006 Suzuki JR50
- 2002-2004 Suzuki LT-A50 QuadMaster
- 1984-1987 Suzuki LT50 QuadRunner
- 1987-2006 Suzuki LT80 QuadSport
- 1973-1973 Suzuki MT50
- 1979-1980 Suzuki OR50
- 1978-1980 Suzuki RM50
- 1971-1971 Suzuki T125R
- 1971-1971 Suzuki TC120
- 2005-2005 TGB 50 Adventure Series
- 2005-2005 TGB 90 Adventure Series
- 1986-1988 Yamaha BW80
- 1990-1990 Yamaha BW80
- 1983-1986 Yamaha CA50 Riva
- 1986-1987 Yamaha CE50 Jog
- 1988-1990 Yamaha CG50 Jog
- 1983-1984 Yamaha CV80 Riva 80
- 1989-1990 Yamaha CW50 Zuma
- 1992-2001 Yamaha CY50 Jog
- 1980-1980 Yamaha LC50 Champ
- 1981-2009 Yamaha PW50
- 2012-2015 Yamaha PW50
- 1983-2006 Yamaha PW80
- 1994-1997 Yamaha RA700 WaveRaider
- 1995-1995 Yamaha RA700A WaveRaider Deluxe
- 1996-1996 Yamaha RA760 WaveRaider 760
- 1987-2001 Yamaha SH50 Razz
- 1974-1975 Yamaha TY80
- 1993-1993 Yamaha WB700 WaveBlaster
- 1996-1997 Yamaha WB760 WaveBlaster 760
- 1987-1990 Yamaha WJ500 WaveJammer
- 1990-1993 Yamaha WRA650 WaveRunner III
- 1995-1996 Yamaha WRA650 WaveRunner III
- 1994-1994 Yamaha WRA700 WaveRunner 3
- 1997-1997 Yamaha WRA700 WaveRunner III 700
- 1995-1995 Yamaha WRA700 WaveRunner III GP
- 1996-1997 Yamaha WVT1100 WaveVenture 1100
- 1995-1996 Yamaha WVT700 WaveVenture 700
- 1998-1998 Yamaha WVT700 WaveVenture 700
- 1997-1997 Yamaha WVT760 WaveVenture 760
- 1986-1986 Yamaha YF60S 4-Zinger
- 2001-2004 Yamaha YJ50 Vino
- 2002-2005 Yamaha YJ50RA Vino Classic
- 1984-1985 Yamaha YT60 Zinger
Shipping & Returns
- This product ships to the US and Canada.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition.
