Denso IW27 5317 Spark Plug

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Rating

4.3 / 5 Overall
Denso	IW27
Brand	Code
4.0 / 5 Materials
Copper	Iridium
Ground electrode	Center electrode
4.8 / 5 Design
U-Groove	Fine Wire
Ground type	Center type

Specifications

0.7mm (.028")	27
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
19mm (3/4")	21mm (13/16")
Reach	Hex size
Gasket	Removable Nut
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Cross-reference (16)

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

XS4063

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 3

BR9ECSIX

Copper-Iridium

4.0/ 5

.031"19mm, ⌀14x1.25HR 9

BPR9EIX

Copper-Iridium

3.8/ 5

.031"19mm, ⌀14x1.25HR 9

BR9EIX

Copper-Iridium

3.8/ 5

.031"19mm, ⌀14x1.25HR 9

B9EGV

Copper-Gold-Palladium

3.4/ 5

.026"19mm, ⌀14x1.25HR 9

R4118S-9

Copper-Gold-Palladium

3.4/ 5

.026"19mm, ⌀14x1.25HR 9

R6021E-9

Copper

3.2/ 5

.026"19mm, ⌀14x1.25HR 9

B9EG

Copper

3.2/ 5

.024"19mm, ⌀14x1.25HR 9

BR9EG

Copper

3.2/ 5

.024"19mm, ⌀14x1.25HR 9

BR9ECS

Copper

3.1/ 5

.031"19mm, ⌀14x1.25HR 9

BR9EYA

Copper

3.1/ 5

.031"19mm, ⌀14x1.25HR 9

B9ES

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 9

BP9ES

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 9

BPR9ES

Copper

2.9/ 5

.028"19mm, ⌀14x1.25HR 9

BR9ES

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 9

N2C

Copper

2.9/ 5

.026"19mm, ⌀14x1.25HR 2

Deep reference (57)

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

IW01-27

Iridium-Platinum

4.5/ 5

.024"19mm, ⌀14x1.25HR 27

IW29

Copper-Iridium

-

4.3/ 5

.028"19mm, ⌀14x1.25HR 29

XS4062

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 2

XS4062DP

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 2

XS4062

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 2

XS4062

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 2

XS4062

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 2

XS4063

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 3

XS4062

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 2

XS4063

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 3

XS4062

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 2

XS4063

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 3

BR8EIX

Copper-Iridium

3.8/ 5

.031"19mm, ⌀14x1.25HR 8

W4CS

Copper-Silver

3.5/ 5

.024"19mm, ⌀14x1.25HR 4

241256515

Copper-Silver

3.5/ 5

.024"19mm, ⌀14x1.25HR 3

B8EGV

Copper-Gold-Palladium

3.4/ 5

.026"19mm, ⌀14x1.25HR 8

W27ESR-U

Copper

3.3/ 5

.031"19mm, ⌀14x1.25HR 27

W27ES-U

Copper

3.3/ 5

.028"19mm, ⌀14x1.25HR 27

W27ESR-U

Copper

3.3/ 5

.031"19mm, ⌀14x1.25HR 27

W27ESR-U

Copper

3.3/ 5

.031"19mm, ⌀14x1.25HR 27

W27ES-U

Copper

3.3/ 5

.028"19mm, ⌀14x1.25HR 27

AR2593

Copper

3.3/ 5

.024"19mm, ⌀14x1.25HR 2

AR2594

Copper

3.3/ 5

.024"19mm, ⌀14x1.25HR 3

W27ES-U

Copper

3.3/ 5

.028"19mm, ⌀14x1.25HR 27

AR50

Copper

3.3/ 5

.024"19mm, ⌀14x1.25HR 2

W27ESR-U

Copper

3.3/ 5

.031"19mm, ⌀14x1.25HR 27

W27ESR-U

Copper

3.3/ 5

.031"19mm, ⌀14x1.25HR 27

W27ES-U

Copper

3.3/ 5

.028"19mm, ⌀14x1.25HR 27

AR2594

Copper

3.3/ 5

.024"19mm, ⌀14x1.25HR 3

W27ESR-V

Copper

3.2/ 5

.024"19mm, ⌀14x1.25HR 27

W27ES-V

Copper

3.2/ 5

.024"19mm, ⌀14x1.25HR 27

W29ESR-V

Copper

3.2/ 5

.028"19mm, ⌀14x1.25HR 29

B8EG

Copper

3.2/ 5

.024"19mm, ⌀14x1.25HR 8

BR8EG

Copper

3.2/ 5

.024"19mm, ⌀14x1.25HR 8

W27ES-V

Copper

3.2/ 5

.024"19mm, ⌀14x1.25HR 27

W27ESR-V

Copper

3.2/ 5

.024"19mm, ⌀14x1.25HR 27

BR9EYA

Copper

3.1/ 5

.031"19mm, ⌀14x1.25HR 9

N2C

Copper

2.9/ 5

.026"19mm, ⌀14x1.25HR 2

B8ES

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 8

BPR9ES

Copper

2.9/ 5

.028"19mm, ⌀14x1.25HR 9

BR8ES

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 8

BR8ES SOLID

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 8

BR8ES-11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 8

RN57YC

Copper

2.9/ 5

.024"19mm, ⌀14x1.25HR 57

4062

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 2

4062

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 2

4062

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 2

4062

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 2

2594

Copper

2.9/ 5

.024"19mm, ⌀14x1.25HR 3

W3CC OBS

Copper

2.9/ 5

.020"19mm, ⌀14x1.25HR 3

805C

Copper

2.9/ 5

.026"19mm, ⌀14x1.25HR 2

N2C

Copper

2.9/ 5

.026"19mm, ⌀14x1.25HR 2

4062

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 2

RN57YCC

Copper

2.9/ 5

.024"19mm, ⌀14x1.25HR 57

4062

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 2

818C

Copper

2.9/ 5

.026"19mm, ⌀14x1.25HR 2

B9ES

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 9

Bigger gap (2)

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

IWM27

Copper-Iridium

-

4.3/ 5

.031"19mm, ⌀14x1.25HR 27

W27ESR-U

Copper

3.3/ 5

.031"19mm, ⌀14x1.25HR 27

One step colder (1)

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

IW31

Copper-Iridium

-

4.3/ 5

.028"19mm, ⌀14x1.25HR 31

Two steps colder (1)

Two steps colder spark plugs with same characteristics for heavily modified engines (150-200 hp increase)

IW34

Copper-Iridium

-

4.3/ 5

.028"19mm, ⌀14x1.25HR 34