NGK 5423 - Alternative spark plugs

There are 29 replacement spark plugs for NGK 5423. The cross references are for general reference only, please check specifications for your application.

Specifications for NGK 5423

Thread diameter
12.0 mm
Thread reach
19 mm
Hex size
18 mm

NGK 5423 replacement spark plugs

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network and Amazon Associates.

Replacement spark plugs for NGK 5423 on Amazon

Brisk Racing Spark Plugs BR12S Spark Plug Silver Racing
Brisk Racing Spark Plugs BR12S Spark Plug Silver Racing
USD 18.50
Honda 98069-58719 Spark Plug (Dr8Es)
Honda 98069-58719 Spark Plug (Dr8Es)
USD 7.49
4 PK TORCH D8RC Spark Plug Replace for NGK DR8EA Spark Plug, for BOSCH XR4AS XR4CS, for CHAMPION
4 PK TORCH D8RC Spark Plug Replace for NGK DR8EA Spark Plug, for BOSCH XR4AS XR4CS, for CHAMPION
USD 14.99
Denso (4116) X27ESR-U Spark Plugs, Pack of 4
Denso (4116) X27ESR-U Spark Plugs, Pack of 4
USD 19.32
Denso 4116 Spark Plug
Denso 4116 Spark Plug
USD 5.08
Replacement for fits DENSO 4116 Spark Plug Standard
Replacement for fits DENSO 4116 Spark Plug Standard
USD 18.96
Denso (4116) X27ESR-U Spark Plugs, Pack of 4
Denso (4116) X27ESR-U Spark Plugs, Pack of 4
USD 19.32
Replacement For Compatible With Autolite Genuine OEM Spark Plug - 4163
Replacement For Compatible With Autolite Genuine OEM Spark Plug - 4163
USD 18.39
8 Pack Spark Plugs 4163 Replacement for Autolite OEM
8 Pack Spark Plugs 4163 Replacement for Autolite OEM
USD 160.94
Autolite Xtreme Sport Iridium Automotive Replacement Spark Plug, XS4163 (1 Pack)
Autolite Xtreme Sport Iridium Automotive Replacement Spark Plug, XS4163 (1 Pack)
USD 15.90
Replacement For Compatible With Autolite 12 Pack of Genuine OEM Spark Plugs - 4163-12PK
Replacement For Compatible With Autolite 12 Pack of Genuine OEM Spark Plugs - 4163-12PK
USD 80.01
Replacement For Compatible With Autolite 8 Pack of Genuine OEM Spark Plugs - 4163-8PK
Replacement For Compatible With Autolite 8 Pack of Genuine OEM Spark Plugs - 4163-8PK
USD 57.51
(8-Pack) Autolite 4163 Spark Plugs
(8-Pack) Autolite 4163 Spark Plugs
USD 35.24
Replacement for Autolite 4 Pack of Spark Plugs - 4163-4PK
Replacement for Autolite 4 Pack of Spark Plugs - 4163-4PK
USD 44.88
0242160501 Spark Plug Replacement for Bosch OEM
0242160501 Spark Plug Replacement for Bosch OEM
USD 28.36
XR2CS, 0242160501 Spark Plug Replacement for Bosch OEM
XR2CS, 0242160501 Spark Plug Replacement for Bosch OEM
USD 28.11
Autolite Xtreme Sport Iridium Automotive Replacement Spark Plug, XS4163 (1 Pack)
Autolite Xtreme Sport Iridium Automotive Replacement Spark Plug, XS4163 (1 Pack)
USD 15.90
NGK Resistor Sparkplug DR8ES-L for Honda ATC 200E BIG RED 1982-1984
NGK Resistor Sparkplug DR8ES-L for Honda ATC 200E BIG RED 1982-1984
USD 7.43
NGK Resistor Sparkplug DR8ES-L for Honda XR200R 1986-2002
NGK Resistor Sparkplug DR8ES-L for Honda XR200R 1986-2002
USD 8.26
NGK Resistor Sparkplug DR8ES-L for Honda TRX 350 4X4 1986-1989
NGK Resistor Sparkplug DR8ES-L for Honda TRX 350 4X4 1986-1989
USD 8.17

Applications for this plug

Make Model Engine Years Engine size HP kW Gap Notes
AJP Enduro 125 2003 - 125 0.8
AJP Enduro 200 2003 - 200 0.8
AJP Super-Moto 125 2003 - 125 0.8
AJP Super-Moto 200 2003 - 200 0.8
BIMOTA HB 1 (Honda) 1975- 1976 750 0.8
BIMOTA HB 2 (Honda) 1982- 1983 900 0.8
BIMOTA HB 3 (Honda) 1983- 1985 1100 0.8
HESKETH V 1000 1000 0.7
HONDA CB 1100 R SC05 1981 - 1983 1100 0.7
HONDA CB 1100F SC11 1982 - 1984 1100 0.7
HONDA CB 125 J CB125J 1975 - 1979 125 0.7
HONDA CB 250 N CB250N 1978 - 1981 250 0.7
HONDA CB 250 RS MC02 1980 - 1981 250 0.7
HONDA CB 400 A CB400A 1979 - 1979 400 0.7
HONDA CB 400 F Four ? CB400F 1974 - 1977 400 0.7
HONDA CB 400 F2 Four ? CB400F 1974 - 1977 400 0.7
HONDA CB 400 N CB400N 1978 - 1985 400 0.7
HONDA CB 400 T CB400T 1977 - 1978 400 0.7
HONDA CB 450 N PC14 1985 - 1985 450 0.7
HONDA CB 750 C Custom RC06 1981 - 1983 750 0.7
HONDA CB 750 F Bol d'Or RC04 1980 - 1982 750 0.7
HONDA CB 750 F Supersport CB750F 1975 - 1976 750 0.7
HONDA CB 750 F Supersport CB750G 1977 - 1978 750 0.7
HONDA CB 750 K Four CB750 1969 - 1976 750 0.7
HONDA CB 900 F / F2 Bol d'Or SC01 1979 - 1981 900 0.7
HONDA CB 900 F / F2 Bol d'Or SC09 1982 - 1983 900 0.7
HONDA CBX 550 F Supersport PC04 1982 - 1984 550 0.7
HONDA CBX 550 F2 Supersport PC04 1982 - 1984 550 0.7
HONDA CM 250 T MC01 1981 - 1981 250 0.7
HONDA CM 400 T NC01 1980 - 1984 400 0.7
JAWA Dandy 125 125 0.8
KAWASAKI BJ 250 Estrella 1993 - 1996 250 0.7
KAWASAKI EN 400 Vulcan 1986 - 1991 400 0.7
KAWASAKI EN 450 A O 1985 - 1989 450 0.7
KAWASAKI EN 500 A 1990 - 1993 500 0.7
KAWASAKI GPX 600 1988 - 1990 600 0.8
KAWASAKI GPX 750 R 1987 - 1988 750 0.7
KAWASAKI GPZ 1000 RX 1986 - 1987 1000 0.7
KAWASAKI GPZ 500 S 1987 - 1993 500 0.7
KAWASAKI GPZ 600 1985 - 1990 600 0.7
KAWASAKI GPZ 750 R 1985 - 1985 750 0.7
KAWASAKI GPZ 900 R 1984 - 1994 900 0.7
KAWASAKI GT 550 1983 - 1989 550 0.7
KAWASAKI GTR 1000 1986 - 1995 1000 0.7
KAWASAKI KLR 600 1984 - 1984 600 0.7
KAWASAKI LTD 250 Belt Drive 1980 - 1982 250 0.7
KAWASAKI Z 250 A 1979 - 1982 250 0.7
KAWASAKI Z 250 J 1981 - 1982 250 0.7
KAWASAKI Z 550 C LTD 1980 - 1985 550 0.7
KAWASAKI ZL 1000 A Eliminator 1987 - 1988 1000 0.7
KAWASAKI ZL 400 Eliminator 1993 - 1993 400 0.7
KAWASAKI ZL 500 Eliminator 1986 - 1989 500 0.7
KAWASAKI ZL 600 Eliminator 1986 - 1988 600 0.7
KAWASAKI ZR 750 C Zephyr 1991 - 1994 750 0.7
SUZUKI GSX 1100 EFG/ESG/EG GV71C 1100 0.7
SUZUKI GSX 1150 EF 1150 0.7
SUZUKI GSX 1150 ES 1150 0.7
SUZUKI GSX 1150E - 1985 1150 0.7
SUZUKI GSX 250 EZ GJ53B 250 0.7
SUZUKI GSX 250 L 250 0.7
SUZUKI GSX 250 T/ET 1 250 0.7
SUZUKI GSX 550 GN71D 550 0.7
SUZUKI GSX 600 F 1988 - 1995 600 0.7
SUZUKI GSX R 750 1985 - 1987 750 0.7

Search spark plug cross reference

Type a plug model. Exclude brand name.

Advanced search

Choose brand and start typing model number.