NGK BR6EF 3177 Spark Plug

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Rating

3.1 / 5 Overall
NGK	BR6EF
Brand	Code
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
3.3 / 5 Design
Standard	V-Cut
Ground type	Center type

Specifications

0.7mm (.028")	6
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
18mm (.709")	16mm (5/8")
Reach	Hex size
Tapered	Solid
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

One step colder (2)

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

BR7EF

Copper

-

3.1/ 5

.028"18mm, ⌀14x1.25HR 7

BR7EFS

Copper

2.9/ 5

.028"18mm, ⌀14x1.25HR 7