NGK 2451 - Alternative spark plugs

There are 8 replacement spark plugs for NGK 2451. The cross references are for general reference only, please check specifications for your application.

Specifications for NGK 2451

Thread diameter
14.0 mm
Thread reach
11.2 mm
Hex size
16 mm

NGK 2451 replacement spark plugs

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Replacement spark plugs for NGK 2451 on Amazon

Denso (5027) T16PR-U15 Traditional Spark Plug, Pack of 1
Denso (5027) T16PR-U15 Traditional Spark Plug, Pack of 1
USD 4.58
Ac Delco R44ts8 Spark Plug
Ac Delco R44ts8 Spark Plug
USD 15.69
ACDelco R44TS8 Spark Plug, Pack of 1
ACDelco R44TS8 Spark Plug, Pack of 1
USD 4.92
SupplyMount 666 - Aftermarket Replacement Spark Plugs Box of 4 Compatible with AUTOLITE
SupplyMount 666 - Aftermarket Replacement Spark Plugs Box of 4 Compatible with AUTOLITE
USD 34.00
666 Autolite Automotive Resistor Spark Plug Autolite Resistor Spark Plug Replacement For OEM
666 Autolite Automotive Resistor Spark Plug Autolite Resistor Spark Plug Replacement For OEM
USD 27.99
Autolite 666 Spark Plug Copper Core, Large Gap (4 Pack)
Autolite 666 Spark Plug Copper Core, Large Gap (4 Pack)
USD 15.98
Autolite 666 Copper Resistor Automotive Replacement Spark Plug (1 Pack)
Autolite 666 Copper Resistor Automotive Replacement Spark Plug (1 Pack)
USD 2.67
Autolite 666 Copper Resistor Automotive Replacement Spark Plugs (4 Pack)
Autolite 666 Copper Resistor Automotive Replacement Spark Plugs (4 Pack)
USD 8.09

Applications for this plug

Make Model Engine Years Engine size HP kW Gap Notes
JEEP CJ5 - CJ8 2.5 2.5 1979-1983 2471 88 65

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