NGK GR5GP Spark Plug

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Rating

3.5 / 5 Overall
NGK	GR5GP
Brand	Code
3.5 / 5 Materials
Copper	Platinum
Ground electrode	Center electrode
3.5 / 5 Design
Standard	Fine Wire
Ground type	Center type

Specifications

1mm (.039")	5
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
19mm (3/4")	21mm (13/16")
Reach	Hex size
Gasket	Solid
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Same specs (3)

Products that have identical characteristics that impact interchangability

GR5IX

Copper-Iridium

3.8/ 5

.039"19mm, ⌀14x1.25HR 5

BPR5EGP

Copper-Platinum

-

3.5/ 5

.039"19mm, ⌀14x1.25HR 5

GR5

Copper

3.1/ 5

.039"19mm, ⌀14x1.25HR 5

Bigger gap (9)

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

VW16

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

P16PR11

Platinum

3.8/ 5

.043"19mm, ⌀14x1.25HR 16

P16R13

Platinum

3.8/ 5

.050"19mm, ⌀14x1.25HR 16

BPR5EIX-11

Copper-Iridium

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

PGR5A-11

Platinum

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

BPR5EP-11

Platinum

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

PGR5C-11

Platinum

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

BPR5EY-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 5

BPR5ES-11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 5