Champion 89C2 Spark Plug

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Rating
Brand	Code
2.9 / 5 Overall
Champion	89C2
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
2.8 / 5 Design
Standard	Standard
Ground type	Center type

Specifications
Gap	Heat range
1.25mm (.049")	12
⌀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

How we find alternative spark plugs How we rate spark plugs

Cross-reference (1)

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

FR45

Copper

3.1/ 5

.059"19mm, ⌀14x1.25HR 4

Deep reference (3)

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

VK16

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

K16PR-U11

Copper

3.3/ 5

.043"19mm, ⌀14x1.25HR 16

FR8DCY

Copper

2.9/ 5

.059"19mm, ⌀14x1.25HR 8

Same specs (2)

Products that have identical characteristics that impact interchangability

89CC

Copper

2.9/ 5

.049"19mm, ⌀14x1.25HR 12

RC12YC5

Copper

2.9/ 5

.049"19mm, ⌀14x1.25HR 12

Bigger gap (1)

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

FR8DCY

Copper

2.9/ 5

.059"19mm, ⌀14x1.25HR 8

One step colder (3)

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

RC10WYPB5

Iridium-Platinum

4.2/ 5

.049"19mm, ⌀14x1.25HR 10

RN10WYPB5

Iridium-Platinum

4.2/ 5

.049"19mm, ⌀14x1.25HR 10

RC9YC5

Copper

2.9/ 5

.049"19mm, ⌀14x1.25HR 9