NGK R7434-8 Spark Plug

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Rating

4.5 / 5 Overall
NGK	R7434-8
Brand	Code
4.5 / 5 Materials
Platinum	Iridium
Ground electrode	Center electrode
4.5 / 5 Design
Slant	Fine Wire
Ground type	Center type

Specifications

0.7mm (.028")	8
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
19mm (3/4")	16mm (5/8")
Reach	Hex size
Gasket	Solid
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Cross-reference (3)

Alternative spark plugs found in cross-reference docs provided by manufacturers

IK01-24

Iridium-Platinum

-

4.5/ 5

.024"19mm, ⌀14x1.25HR 24

IK02-24

Iridium-Platinum

4.3/ 5

.028"19mm, ⌀14x1.25HR 24

C61

Copper

3.5/ 5

.026"19mm, ⌀14x1.25HR 61

Deep reference (3)

A second level of cross-reference: if A=B and B=C, then A=C

AR2593

Copper

3.3/ 5

.024"19mm, ⌀14x1.25HR 2

AR3934

Copper

3.3/ 5

.024"19mm, ⌀14x1.25HR 4

R5724-8

Copper

3.1/ 5

.020"18mm, ⌀14x1.25HR 8

Same specs (1)

Products that have identical characteristics that impact interchangability

R7436-8

Iridium-Platinum

-

4.5/ 5

.028"19mm, ⌀14x1.25HR 8

One step colder (1)

Colder spark plugs with same characteristics for moderately tuned engines (75–100 hp increase)

R7434-9

Iridium-Platinum

-

4.5/ 5

.028"19mm, ⌀14x1.25HR 9