Champion 847ECO Spark Plug

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Rating

3.3 / 5 Overall
Champion	847ECO
Brand	Code
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
3.8 / 5 Design
Cut Back	Standard
Ground type	Center type

Specifications

0.6mm (.024")	8
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

Same specs (6)

Products that have identical characteristics that impact interchangability

847-1

Copper

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3.3/ 5

.024"7.8mm, ⌀14x1.25HR 8

847S

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.024"7.8mm, ⌀14x1.25HR 8

DJ8J

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.024"7.8mm, ⌀14x1.25HR 8

850C

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.024"7.8mm, ⌀14x1.25HR 7

DJ7J

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.024"7.8mm, ⌀14x1.25HR 7

RDJ8J

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One step colder (4)

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

851ECO

Copper

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3.3/ 5

.024"7.8mm, ⌀14x1.25HR 6

851C

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3.3/ 5

.024"7.8mm, ⌀14x1.25HR 6

DJ6J

Copper

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3.3/ 5

.024"7.8mm, ⌀14x1.25HR 6

RDJ6J

Copper

-

3.3/ 5

.024"7.8mm, ⌀14x1.25HR 6