NGK LFR7AIX 2309 Spark Plug

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Rating

3.8 / 5 Overall
NGK	LFR7AIX
Brand	Code
4.0 / 5 Materials
Copper	Iridium
Ground electrode	Center electrode
3.5 / 5 Design
Standard	Fine Wire
Ground type	Center type

Specifications

0.8mm (.031")	7
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
26.5mm (1.04")	16mm (5/8")
Reach	Hex size
Gasket	Solid
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Cross-reference (4)

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

IKH22

Copper-Iridium

4.3/ 5

.031"26.5mm, ⌀14x1.25HR 22

VKH22

Iridium-Platinum

4.2/ 5

.031"26.5mm, ⌀14x1.25HR 22

242240619

Platinum

-

3.8/ 5

.031"26.5mm, ⌀14x1.25HR 6

FGR5NQE0

Copper

3.2/ 5

.055"26.5mm, ⌀14x1.25HR 5

Deep reference (12)

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

IKH20

Copper-Iridium

4.3/ 5

.043"26.5mm, ⌀14x1.25HR 20

IKH22

Copper-Iridium

4.3/ 5

.031"26.5mm, ⌀14x1.25HR 22

ILFR7H

Iridium-Platinum

4.2/ 5

.024"26.5mm, ⌀14x1.25HR 7

ILFR7H

Iridium-Platinum

4.2/ 5

.024"26.5mm, ⌀14x1.25HR 7

VKH20

Iridium-Platinum

4.2/ 5

.043"26.5mm, ⌀14x1.25HR 20

VKH22

Iridium-Platinum

4.2/ 5

.031"26.5mm, ⌀14x1.25HR 22

242240637

Platinum

-

3.8/ 5

.028"26.5mm, ⌀14x1.25HR 6

PLFER7A8EG

Platinum

-

3.8/ 5

.031"26.5mm, ⌀14x1.25HR 7

242240637

Platinum

-

3.8/ 5

.028"26.5mm, ⌀14x1.25HR 6

PLFER7A8EG

Platinum

-

3.8/ 5

.031"26.5mm, ⌀14x1.25HR 7

FGR5NQE0

Copper

3.2/ 5

.055"26.5mm, ⌀14x1.25HR 5

FGR5NQE0

Copper

3.2/ 5

.055"26.5mm, ⌀14x1.25HR 5

Bigger gap (1)

0.1..0.3 mm gap increase for better performance given your ignition system can handle it

LFR7A

Copper

3.1/ 5

.035"26.5mm, ⌀14x1.25HR 7