Champion 851EZ Spark Plug

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Rating

3.8 / 5 Overall
Champion	851EZ
Brand	Code
4.0 / 5 Materials
Copper	Iridium
Ground electrode	Center electrode
3.5 / 5 Design
Standard	Fine Wire
Ground type	Center type

Specifications

0.6mm (.024")	6
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
7.8mm (.307")	16mm (5/8")
Reach	Hex size
Tapered	Solid
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Cross-reference (1)

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

BM7F

Copper

2.9/ 5

.028"9.5mm, ⌀14x1.25HR 7

Deep reference (7)

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

XST2954

Iridium-Platinum

4.2/ 5

.024"8.5mm, ⌀14x1.25HR 1

851C

Copper

3.3/ 5

.024"7.8mm, ⌀14x1.25HR 6

DJ6J

Copper

3.3/ 5

.024"7.8mm, ⌀14x1.25HR 6

T22M-U

Copper

3.3/ 5

.024"7.8mm, ⌀14x1.25HR 22

5851

Copper

3.2/ 5

.024"7.8mm, ⌀14x1.25HR 6

2954

Copper

2.9/ 5

.024"8.5mm, ⌀14x1.25HR 1

HS5E

Copper

2.9/ 5

.020"11mm, ⌀14x1.25HR 5