NGK Racing Spark Plug Box of 4 (Part Number 3993) for Yamaha YZ80 and Honda CR125R

NGK Racing spark plugs are designed with extreme use in mind and meant to withstand the most grueling racing conditions. NGK Spark Plugs have been powering racing champions and can be found in every racing venue throughout the world. The center electrode of the NGK Racing spark plugs has special configurations and designs to ensure durability and ignitability. NGK Racing plugs bring ultra high performance in a variety of heat ranges. Special configurations are used for a wide variety of racing applications. NGK Standard spark plugs are proven technology that offer reliable performance. Actual OE or equivalent replacement spark plug. NGK Standard plugs are treated with corrosion-resistant plating to ensure ease of installation and removal. RACING USE

• TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
• Pure alumina silicate ceramic insulator provides superior strength and better heat transfer
• Special insulator nose configurations improve throttle response
• Corrugated ribs prevent flashover
• Copper core aids in heat removal
• Triple seals prevent leakage

The NGK Racing Spark Plug Part Number 3993 is engineered for extreme performance in demanding racing conditions. Designed with durability and ignitability in mind, these spark plugs are trusted by champions worldwide and are suitable for a wide range of racing applications. The center electrode features specialized configurations to ensure consistent performance under high-stress conditions, providing reliable ignition and efficient combustion. Whether you’re competing on the track or seeking high-performance replacements, these NGK racing plugs deliver the power and durability needed for competitive racing. Their robust construction and advanced materials make them ideal for engines that operate under intense heat and pressure, ensuring optimal performance throughout demanding race sessions.
NGK's standard spark plugs, including this racing variant, utilize trivalent metal plating to deliver superior anti-corrosion and anti-seizing properties, facilitating easier installation and removal. The pure alumina silicate ceramic insulator offers enhanced strength and improved heat transfer, which helps maintain optimal operating temperatures. Special insulator nose configurations are designed to improve throttle response, providing quick and reliable ignition. Corrugated ribs prevent flashover, increasing durability during high-revving engine operation. The copper core aids in efficient heat removal, helping to keep the spark plug cool under extreme conditions. Triple seals ensure a secure fit, preventing leakage and maintaining consistent spark performance. These features collectively contribute to the high-performance, reliability, and longevity of NGK racing spark plugs, making them a top choice for racing enthusiasts and professional mechanics alike.

Features:

• Designed for extreme racing conditions with high durability and ignitability

• Specialized center electrode configurations for reliable ignition

• Trivalent metal plating provides superior corrosion resistance and ease of installation

• Ceramic insulator offers enhanced strength and heat transfer

• Insulator nose configurations improve throttle response

• Corrugated ribs prevent flashover during high-rev operation

• Copper core aids in efficient heat removal

• Triple seals ensure leak-free performance

Fitment:
1974 Kawasaki KX125 Base
1974 Kawasaki KX250 Base
1975 Kawasaki KX125 Base
1975 Kawasaki KX250 Base
1976 Kawasaki KX125 Base
1976 Kawasaki KX250 Base
1977 Kawasaki KX125 Base
1978 Honda CR250R Base
1978 Kawasaki KX125 Base
1978 Kawasaki KX250 Base
1979 Honda CR125R Base
1979 Honda CR250R Base
1979 Kawasaki KX125 Base
1979 Kawasaki KX250 Base
1980 Honda CR125R Base
1980 Honda CR250R Base
1980 Kawasaki KX125 Base
1980 Kawasaki KX250 Base
1981 Honda CR125R Base
1981 Honda CR250R Base
1981 Kawasaki KX125 Base
1981 Kawasaki KX250 Base
1982 Honda CR125R Base
1982 Honda CR250R Base
1982 Kawasaki KX125 Base
1982 Kawasaki KX250 Base
1983 Honda CR125R Base
1983 Honda CR250R Base
1983 Kawasaki KX125 Base
1983 Kawasaki KX250 Base
1984 Honda CR125R Base
1984 Honda CR250R Base
1984 Kawasaki KX125 Base
1984 Kawasaki KX250 Base
1984 Yamaha YZ80 Base
1985 Honda CR125R Base
1985 Honda CR250R Base
1985 Kawasaki KX125 Base
1985 Kawasaki KX250 Base
1985 Yamaha YZ80 Base
1986 Honda CR125R Base
1986 Honda CR250R Base
1986 Honda CR80R Base
1986 Kawasaki KX125 Base
1986 Kawasaki KX250 Base
1986 Yamaha YZ80 Base
1987 Honda CR125R Base
1987 Honda CR250R Base
1987 Honda CR80R Base
1987 Kawasaki KX125 Base
1987 Kawasaki KX250 Base
1987 Yamaha YZ80 Base
1988 Honda CR125R Base
1988 Honda CR250R Base
1988 Honda CR80R Base
1988 Kawasaki KX125 Base
1988 Kawasaki KX250 Base
1988 Yamaha YZ80 Base
1989 Honda CR125R Base
1989 Honda CR250R Base
1989 Honda CR80R Base
1989 Kawasaki KX125 Base
1989 Kawasaki KX250 Base
1989 Yamaha YZ80 Base
1990 Honda CR125R Base
1990 Honda CR250R Base
1990 Honda CR80R Base
1990 Kawasaki KX125 Base
1990 Kawasaki KX250 Base
1990 Yamaha YZ80 Base
1991 Honda CR125R Base
1991 Honda CR250R Base
1991 Honda CR80R Base
1991 Kawasaki KX125 Base
1991 Kawasaki KX250 Base
1991 Yamaha YZ80 Base
1992 Honda CR125R Base
1992 Honda CR250R Base
1992 Honda CR80R Base
1992 Kawasaki KX125 Base
1992 Kawasaki KX250 Base
1992 Yamaha YZ80 Base
1993 Honda CR125R Base
1993 Honda CR250R Base
1993 Honda CR80R Base
1993 Kawasaki KX125 Base
1993 Kawasaki KX250 Base
1993 Yamaha YZ80 Base
1994 Honda CR125R Base
1994 Honda CR250R Base
1994 Honda CR80R Base
1994 Kawasaki KX125 Base
1994 Kawasaki KX250 Base
1994 Yamaha YZ80 Base
1995 Honda CR125R Base
1995 Honda CR250R Base
1995 Honda CR80R Base
1995 Kawasaki KX125 Base
1995 Kawasaki KX250 Base
1995 Yamaha YZ80 Base
1996 Honda CR125R Base
1996 Honda CR250R Base
1996 Honda CR80R Base
1996 Kawasaki KX125 Base
1996 Kawasaki KX250 Base
1996 Yamaha YZ80 Base
1997 Honda CR125R Base
1997 Honda CR250R Base
1997 Honda CR80R Base
1997 Kawasaki KX125 Base
1997 Kawasaki KX250 Base
1997 Yamaha YZ80 Base
1998 Honda CR125R Base
1998 Honda CR250R Base
1998 Honda CR80R Base
1998 Kawasaki KX125 Base
1998 Kawasaki KX250 Base
1998 Yamaha YZ80 Base
1999 Honda CR125R Base
1999 Honda CR250R Base
1999 Honda CR80R Base
1999 Kawasaki KX125 Base
1999 Kawasaki KX250 Base
1999 Yamaha YZ80 Base
2000 Honda CR125R Base
2000 Honda CR250R Base
2000 Honda CR80R Base
2000 Kawasaki KX125 Base
2000 Kawasaki KX250 Base
2000 Yamaha YZ80 Base
2001 Honda CR125R Base
2001 Honda CR250R Base
2001 Honda CR80R Base
2001 Kawasaki KX125 Base
2001 Kawasaki KX250 Base
2001 Yamaha YZ80 Base
2002 Honda CR125R Base
2002 Honda CR250R Base
2002 Honda CR80R Base
2002 Kawasaki KX125 Base
2002 Kawasaki KX250 Base
2002 Yamaha YZ85 Base
2003 Honda CR125R Base
2003 Honda CR250R Base
2003 Honda CR85R Base
2003 Honda CR85RB Expert Base
2003 Kawasaki KX125 Base
2003 Kawasaki KX250 Base
2003 Yamaha YZ85 Base
2004 Honda CR125R Base
2004 Honda CR250R Base
2004 Honda CR85R Base
2004 Honda CR85RB Expert Base
2004 Kawasaki KX125 Base
2004 Kawasaki KX250 Base
2004 Yamaha YZ85 Base
2005 Honda CR125R Base
2005 Honda CR250R Base
2005 Honda CR85R Base
2005 Honda CR85RB Expert Base
2005 Kawasaki KX125 Base
2005 Kawasaki KX250 Base
2006 Honda CR125R Base
2006 Honda CR250R Base
2006 Honda CR85R Base
2006 Honda CR85RB Expert Base
2006 Kawasaki KX250 Base
2007 Honda CR125R Base
2007 Honda CR250R Base
2007 Honda CR85R Base
2007 Kawasaki KX250 Base

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 4