Denso W27ESR-U Spark Plug

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Rating

3.3 / 5 Overall
Denso	W27ESR-U
Brand	Code
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
4.0 / 5 Design
U-Groove	Standard
Ground type	Center type

Specifications

0.8mm (.031")	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 (5)

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

XS4063

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 3

BR9ECS

Copper

3.1/ 5

.031"19mm, ⌀14x1.25HR 9

BR9EYA

Copper

3.1/ 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

Deep reference (28)

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

IW27

Copper-Iridium

4.3/ 5

.028"19mm, ⌀14x1.25HR 27

IW29

Copper-Iridium

4.3/ 5

.028"19mm, ⌀14x1.25HR 29

IW27

Copper-Iridium

4.3/ 5

.028"19mm, ⌀14x1.25HR 27

IW27

Copper-Iridium

4.3/ 5

.028"19mm, ⌀14x1.25HR 27

IW27

Copper-Iridium

4.3/ 5

.028"19mm, ⌀14x1.25HR 27

IW27

Copper-Iridium

4.3/ 5

.028"19mm, ⌀14x1.25HR 27

XS4063

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 3

XS4063

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 3

XS4062

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 2

BR8EIX

Copper-Iridium

3.8/ 5

.031"19mm, ⌀14x1.25HR 8

W4CS

Copper-Silver

3.5/ 5

.024"19mm, ⌀14x1.25HR 4

B8EGV

Copper-Gold-Palladium

3.4/ 5

.026"19mm, ⌀14x1.25HR 8

W27ES-U

Copper

-

3.3/ 5

.028"19mm, ⌀14x1.25HR 27

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

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

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

Same specs (1)

Products that have identical characteristics that impact interchangability

IWM27

Copper-Iridium

4.3/ 5

.031"19mm, ⌀14x1.25HR 27

One step colder (2)

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

IWM31

Copper-Iridium

4.3/ 5

.031"19mm, ⌀14x1.25HR 31

W31ESR-U

Copper

-

3.3/ 5

.031"19mm, ⌀14x1.25HR 31