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NGK BR9HIX 5687 Spark Plug

HomeSpark PlugsNGK → BR9HIX
NGK BR9HIX 5687 image
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Rating
3.8 / 5
Overall
NGKBR9HIX
BrandCode
4.0 / 5
Materials
CopperIridium
Ground electrodeCenter electrode
3.5 / 5
Design
StandardFine Wire
Ground typeCenter type
Specifications
0.8mm (.031")9
GapHeat range
⌀14mm1.25mm
Thread diameterThread pitch
12.7mm (1/2")21mm (13/16")
ReachHex size
GasketRemovable Nut
SeatTerminal
1Non-Projected
Ground countProjection

Cross-reference and alternatives

How we find alternative spark plugs How we rate spark plugs

Cross-reference (4)

Alternative spark plugs found in cross-reference docs provided by manufacturers
Copper-Iridium
4.3/ 5
.031"12.7mm, ⌀14x1.25HR 27
Iridium-Platinum
4.2/ 5
.031"12.7mm, ⌀14x1.25HR 2
Copper
3.2/ 5
.026"12.7mm, ⌀14x1.25HR 57
Copper
2.9/ 5
.031"12.7mm, ⌀14x1.25HR 2

Deep reference (51)

A second level of cross-reference: if A=B and B=C, then A=C
Copper-Iridium
4.3/ 5
.031"12.7mm, ⌀14x1.25HR 27
Copper-Iridium
4.3/ 5
.031"12.7mm, ⌀14x1.25HR 24
Iridium-Platinum
4.2/ 5
.031"12.7mm, ⌀14x1.25HR 2
Gold-Palladium-Platinum
-
3.8/ 5
.026"12.7mm, ⌀14x1.25HR 9
Copper-Iridium
-
3.8/ 5
.031"12.7mm, ⌀14x1.25HR 8
Copper-Iridium
-
3.8/ 5
.031"12.7mm, ⌀14x1.25HR 7
Copper-Iridium
-
3.8/ 5
.031"12.7mm, ⌀14x1.25HR 8
Copper
3.3/ 5
.039"12.7mm, ⌀14x1.25HR 77
Copper
3.3/ 5
.028"12.7mm, ⌀14x1.25HR 24
Copper
3.3/ 5
.039"12.7mm, ⌀14x1.25HR 27
Copper
3.3/ 5
.028"12.7mm, ⌀14x1.25HR 24
Copper
3.3/ 5
.039"12.7mm, ⌀14x1.25HR 27
Copper
3.2/ 5
.026"12.7mm, ⌀14x1.25HR 9
Copper
3.1/ 5
.039"12.7mm, ⌀14x1.25HR 8
Copper
3.1/ 5
.039"12.7mm, ⌀14x1.25HR 8
Copper
2.9/ 5
.028"12.7mm, ⌀14x1.25HR 9
Copper
2.9/ 5
.028"12.7mm, ⌀14x1.25HR 9
Copper
2.9/ 5
.039"12.7mm, ⌀14x1.25HR 1
Copper
2.9/ 5
.039"12.7mm, ⌀14x1.25HR 77
Copper
2.9/ 5
.024"12.7mm, ⌀14x1.25HR 1
Copper
2.9/ 5
.020"12.7mm, ⌀14x1.25HR 4
Copper
2.9/ 5
.030"12.7mm, ⌀14x1.25HR 78
Copper
2.9/ 5
.031"12.7mm, ⌀14x1.25HR 78
Copper
2.9/ 5
.031"12.7mm, ⌀14x1.25HR 78
Copper
2.9/ 5
.024"12.7mm, ⌀14x1.25HR 81
Copper
2.9/ 5
.028"12.7mm, ⌀14x1.25HR 24
Copper
2.9/ 5
.024"12.7mm, ⌀14x1.25HR 8
Copper
2.9/ 5
.039"12.7mm, ⌀14x1.25HR 8
Copper
2.9/ 5
.028"12.7mm, ⌀14x1.25HR 9
Copper
2.9/ 5
.039"12.7mm, ⌀14x1.25HR 9
Copper
2.9/ 5
.028"12.7mm, ⌀14x1.25HR 8
Copper
2.9/ 5
.039"12.7mm, ⌀14x1.25HR 8
Copper
2.9/ 5
.028"12.7mm, ⌀14x1.25HR 8
Copper
2.9/ 5
.028"12.7mm, ⌀14x1.25HR 9
Copper
2.9/ 5
.039"12.7mm, ⌀14x1.25HR 9
Copper
2.9/ 5
.020"12.7mm, ⌀14x1.25HR 4
Copper
2.9/ 5
.030"12.7mm, ⌀14x1.25HR 78
Copper
2.9/ 5
.031"12.7mm, ⌀14x1.25HR 78
Copper
2.9/ 5
.031"12.7mm, ⌀14x1.25HR 78
Copper
2.9/ 5
.024"12.7mm, ⌀14x1.25HR 81
Copper
2.9/ 5
.028"12.7mm, ⌀14x1.25HR 24
Copper
2.9/ 5
.024"12.7mm, ⌀14x1.25HR 8
Copper
2.9/ 5
.039"12.7mm, ⌀14x1.25HR 8
Copper
2.9/ 5
.028"12.7mm, ⌀14x1.25HR 9
Copper
2.9/ 5
.039"12.7mm, ⌀14x1.25HR 9
Copper
2.9/ 5
.028"12.7mm, ⌀14x1.25HR 8
Copper
2.9/ 5
.039"12.7mm, ⌀14x1.25HR 8
Copper
2.9/ 5
.028"12.7mm, ⌀14x1.25HR 8
Copper
2.9/ 5
.028"12.7mm, ⌀14x1.25HR 9
Copper
2.9/ 5
.039"12.7mm, ⌀14x1.25HR 9
Copper
2.9/ 5
.028"12.7mm, ⌀14x1.25HR 7

Bigger gap (2)

0.1..0.3 mm gap increase for better performance given your ignition system can handle it
Copper
2.9/ 5
.039"12.7mm, ⌀14x1.25HR 9
Copper
2.9/ 5
.039"12.7mm, ⌀14x1.25HR 9

One step colder (1)

Colder spark plugs with same characteristics for moderately tuned engines (75–100 hp increase)
Copper-Iridium
-
3.8/ 5
.031"12.7mm, ⌀14x1.25HR 10