NGK R5671A-8 Spark Plug

View on

Verify with Amazon ConfirmedFit before buying

Rating

3.1 / 5 Overall
NGK	R5671A-8
Brand	Code
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
3.3 / 5 Design
Standard	V-Cut
Ground type	Center type

Specifications

0.8mm (.031")	8
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
19mm (3/4")	16mm (5/8")
Reach	Hex size
Gasket	Solid
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

IK24

Copper-Iridium

4.3/ 5

.031"19mm, ⌀14x1.25HR 24

C61CX

Copper

3.3/ 5

.035"19mm, ⌀14x1.25HR 61

AR3934

Copper

3.3/ 5

.024"19mm, ⌀14x1.25HR 4

W24ES-U

Copper

3.3/ 5

.031"19mm, ⌀14x1.25HR 24

C61C

Copper

2.9/ 5

.026"19mm, ⌀14x1.25HR 61

Deep reference (15)

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

IK27

Copper-Iridium

4.3/ 5

.031"19mm, ⌀14x1.25HR 27

XS4064

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 4

BKR8EIX

Copper-Iridium

3.8/ 5

.031"19mm, ⌀14x1.25HR 8

C61

Copper

3.5/ 5

.026"19mm, ⌀14x1.25HR 61

AR3934

Copper

3.3/ 5

.024"19mm, ⌀14x1.25HR 4

C61CX

Copper

3.3/ 5

.035"19mm, ⌀14x1.25HR 61

AR3934

Copper

3.3/ 5

.024"19mm, ⌀14x1.25HR 4

R5672A-8

Copper

-

3.1/ 5

.031"19mm, ⌀14x1.25HR 8

C63YC

Copper

2.9/ 5

.026"19mm, ⌀14x1.25HR 63

C61C

Copper

2.9/ 5

.026"19mm, ⌀14x1.25HR 61

W3CC OBS

Copper

2.9/ 5

.020"19mm, ⌀14x1.25HR 3

B8ES

Copper

2.9/ 5

.031"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

One step colder (1)

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

R5671A-9

Copper

-

3.1/ 5

.031"19mm, ⌀14x1.25HR 9