Bosch W4CS 7707 Spark Plug

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Rating

3.5 / 5 Overall
Bosch	W4CS
Brand	Code
3.5 / 5 Materials
Copper	Silver
Ground electrode	Center electrode
3.5 / 5 Design
Standard	Fine Wire
Ground type	Center type

Specifications

0.6mm (.024")	4
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 (3)

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

IW24

Copper-Iridium

4.3/ 5

.028"19mm, ⌀14x1.25HR 24

XS4063

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 3

BR8EIX

Copper-Iridium

3.8/ 5

.031"19mm, ⌀14x1.25HR 8

Deep reference (46)

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

IW24

Copper-Iridium

4.3/ 5

.028"19mm, ⌀14x1.25HR 24

XS4064

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 4

XS4063

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 3

XS4063DP

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 3

BR8ECSIX

Copper-Iridium

4.0/ 5

.031"19mm, ⌀14x1.25HR 8

W3DP0

Copper-Platinum

3.9/ 5

.024"19mm, ⌀14x1.25HR 3

242250512

Copper-Platinum

3.9/ 5

.024"19mm, ⌀14x1.25HR 4

BPR8EIX

Copper-Iridium

3.8/ 5

.031"19mm, ⌀14x1.25HR 8

BR8EIX

Copper-Iridium

3.8/ 5

.031"19mm, ⌀14x1.25HR 8

BR8EIX

Copper-Iridium

3.8/ 5

.031"19mm, ⌀14x1.25HR 8

241256515

Copper-Silver

-

3.5/ 5

.024"19mm, ⌀14x1.25HR 3

B8EGV

Copper-Gold-Palladium

3.4/ 5

.026"19mm, ⌀14x1.25HR 8

R4118S-8

Copper-Gold-Palladium

3.4/ 5

.026"19mm, ⌀14x1.25HR 8

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

R6021E-8

Copper

3.2/ 5

.026"19mm, ⌀14x1.25HR 8

B8EG

Copper

3.2/ 5

.024"19mm, ⌀14x1.25HR 8

BR8EG

Copper

3.2/ 5

.024"19mm, ⌀14x1.25HR 8

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

W24ES-V

Copper

3.2/ 5

.024"19mm, ⌀14x1.25HR 24

BR8ECS

Copper

3.1/ 5

.031"19mm, ⌀14x1.25HR 8

BR9EYA

Copper

3.1/ 5

.031"19mm, ⌀14x1.25HR 9

W3CC OBS

Copper

2.9/ 5

.020"19mm, ⌀14x1.25HR 3

B8ES

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 8

BP8ES

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 8

BPR8ES

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 8

BR8ES

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 8

BR8ES-11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 8

2594

Copper

2.9/ 5

.024"19mm, ⌀14x1.25HR 3

4054

Copper

2.9/ 5

.031"19mm, ⌀14x1.25HR 4

N3C

Copper

2.9/ 5

.026"19mm, ⌀14x1.25HR 3

N6YC

Copper

2.9/ 5

.026"19mm, ⌀14x1.25HR 6

RN6YC

Copper

2.9/ 5

.026"19mm, ⌀14x1.25HR 6

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

Same specs (1)

Products that have identical characteristics that impact interchangability

W24ES-V

Copper

3.2/ 5

.024"19mm, ⌀14x1.25HR 24

One step colder (3)

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

241256515

Copper-Silver

-

3.5/ 5

.024"19mm, ⌀14x1.25HR 3

W27ES-V

Copper

3.2/ 5

.024"19mm, ⌀14x1.25HR 27

RN4C

Copper

2.9/ 5

.024"19mm, ⌀14x1.25HR 4

Two steps colder (1)

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

241262506

Copper-Silver

-

3.5/ 5

.024"19mm, ⌀14x1.25HR 2