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NGK ZFR6F-11G 6987 Spark Plug

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NGK ZFR6F-11G 6987 image
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Rating
3.1 / 5
Overall
NGK ZFR6F-11G
Brand Code
3.0 / 5
Materials
Copper Copper
Ground electrode Center electrode
3.3 / 5
Design
Standard V-Cut
Ground type Center type
Specifications
1.1mm (.043") 6
Gap Heat range
⌀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 (3)

Alternative spark plugs found in cross-reference docs provided by manufacturers
Copper
2.9 / 5
.039" 19mm, ⌀14x1.25 HR 1
Copper
2.9 / 5
.045" 19mm, ⌀14x1.25 HR 3
Copper
2.9 / 5
.039" 19mm, ⌀14x1.25 HR 12

Deep reference (102)

A second level of cross-reference: if A=B and B=C, then A=C
Copper-Iridium
4.3 / 5
.031" 19mm, ⌀14x1.25 HR 22
Copper-Iridium
4.3 / 5
.031" 19mm, ⌀14x1.25 HR 22
Iridium-Platinum
4.3 / 5
.043" 19mm, ⌀14x1.25 HR 22
Iridium-Platinum
4.2 / 5
.043" 19mm, ⌀14x1.25 HR 8
Iridium-Platinum
4.2 / 5
.043" 19mm, ⌀14x1.25 HR 20
Iridium-Platinum
4.2 / 5
.043" 19mm, ⌀14x1.25 HR 16
Copper-Platinum
3.9 / 5
.024" 19mm, ⌀14x1.25 HR 5
Copper-Platinum
3.9 / 5
.043" 19mm, ⌀14x1.25 HR 22
Platinum
3.8 / 5
.028" 19mm, ⌀14x1.25 HR 6
Platinum
3.8 / 5
.043" 19mm, ⌀14x1.25 HR 22
Platinum
3.8 / 5
.031" 19mm, ⌀14x1.25 HR 22
Copper-Iridium
3.8 / 5
.031" 19mm, ⌀14x1.25 HR 7
Platinum
3.8 / 5
.039" 19mm, ⌀14x1.25 HR 7
Copper-Iridium
3.8 / 5
.043" 19mm, ⌀14x1.25 HR 7
Copper-Iridium
3.8 / 5
.043" 19mm, ⌀14x1.25 HR 7
Platinum
3.8 / 5
.043" 19mm, ⌀14x1.25 HR 7
Copper-Iridium
3.8 / 5
.031" 19mm, ⌀14x1.25 HR 7
Platinum
3.8 / 5
.028" 19mm, ⌀14x1.25 HR 7
Platinum
3.8 / 5
.031" 19mm, ⌀14x1.25 HR 7
Copper-Platinum
3.5 / 5
.039" 19mm, ⌀14x1.25 HR 7
Copper-Platinum
3.5 / 5
.043" 19mm, ⌀14x1.25 HR 7
Copper-Platinum
3.5 / 5
.043" 19mm, ⌀14x1.25 HR 7
Copper-Platinum
3.4 / 5
.020" 19mm, ⌀14x1.25 HR 7
Copper
3.3 / 5
.031" 19mm, ⌀14x1.25 HR 5
Copper
3.3 / 5
.031" 19mm, ⌀14x1.25 HR 5
Copper
3.3 / 5
.043" 19mm, ⌀14x1.25 HR 22
Copper
3.3 / 5
.035" 19mm, ⌀14x1.25 HR 22
Copper
3.3 / 5
.031" 19mm, ⌀14x1.25 HR 22
Copper
3.3 / 5
.043" 19mm, ⌀14x1.25 HR 22
Copper
3.3 / 5
.031" 19mm, ⌀14x1.25 HR 22
Copper
3.3 / 5
.043" 19mm, ⌀14x1.25 HR 22
Copper
3.3 / 5
.035" 19mm, ⌀14x1.25 HR 7
Copper
3.3 / 5
.031" 19mm, ⌀14x1.25 HR 7
Copper
3.3 / 5
.035" 19mm, ⌀14x1.25 HR 7
Copper
3.3 / 5
.031" 19mm, ⌀14x1.25 HR 7
Copper
3.3 / 5
.035" 19mm, ⌀14x1.25 HR 6
Copper
3.3 / 5
.035" 19mm, ⌀14x1.25 HR 10
Copper
3.3 / 5
.043" 22mm, ⌀14x1.25 HR 16
Copper
3.3 / 5
.043" 19mm, ⌀14x1.25 HR 16
Copper
3.3 / 5
.031" 19mm, ⌀14x1.25 HR 16
Copper
3.3 / 5
.031" 19mm, ⌀14x1.25 HR 16
Copper
3.3 / 5
.043" 19mm, ⌀14x1.25 HR 5
Copper
3.2 / 5
.039" 19mm, ⌀14x1.25 HR 8
Copper
3.2 / 5
.039" 19mm, ⌀14x1.25 HR 8
Copper
-
3.1 / 5
.035" 19mm, ⌀14x1.25 HR 16
Copper
-
3.1 / 5
.035" 19mm, ⌀14x1.25 HR 22
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 7
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 7
Copper
-
3.1 / 5
.035" 19mm, ⌀14x1.25 HR 7
Copper
-
3.1 / 5
.035" 19mm, ⌀14x1.25 HR 7
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 7
Copper
-
3.1 / 5
.031" 19mm, ⌀14x1.25 HR 7
Copper
-
3.1 / 5
.024" 19mm, ⌀14x1.25 HR 7
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 7
Copper
-
3.1 / 5
.031" 19mm, ⌀14x1.25 HR 7
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 7
Copper
-
3.1 / 5
.020" 19mm, ⌀14x1.25 HR 6
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 6
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 6
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 5
Copper
-
3.1 / 5
.031" 19mm, ⌀14x1.25 HR 5
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 5
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 6
Copper
-
3.1 / 5
.028" 19mm, ⌀14x1.25 HR 5
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 4
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 5
Copper
-
3.1 / 5
.031" 19mm, ⌀14x1.25 HR 5
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 5
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 6
Copper
-
3.1 / 5
.031" 19mm, ⌀14x1.25 HR 7
Copper
-
3.1 / 5
.035" 19mm, ⌀14x1.25 HR 5
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 5
Copper
2.9 / 5
.043" 19mm, ⌀14x1.25 HR 6
Copper
2.9 / 5
.031" 19mm, ⌀14x1.25 HR 5
Copper
2.9 / 5
.026" 19mm, ⌀14x1.25 HR 63
Copper
2.9 / 5
.035" 19mm, ⌀14x1.25 HR 7
Copper
2.9 / 5
.030" 19mm, ⌀14x1.25 HR 7
Copper
2.9 / 5
.035" 19mm, ⌀14x1.25 HR 7
Copper
2.9 / 5
.035" 19mm, ⌀14x1.25 HR 7
Copper
2.9 / 5
.043" 19mm, ⌀14x1.25 HR 7
Copper
2.9 / 5
.043" 19mm, ⌀14x1.25 HR 7
Copper
2.9 / 5
.043" 19mm, ⌀14x1.25 HR 9
Copper
2.9 / 5
.043" 19mm, ⌀14x1.25 HR 9
Copper
2.9 / 5
.043" 19mm, ⌀14x1.25 HR 8
Copper
2.9 / 5
.043" 19mm, ⌀14x1.25 HR 8
Copper
2.9 / 5
.039" 19mm, ⌀14x1.25 HR 9
Copper
2.9 / 5
.039" 19mm, ⌀14x1.25 HR 11
Copper
2.9 / 5
.039" 19mm, ⌀14x1.25 HR 9
Copper
2.9 / 5
.039" 19mm, ⌀14x1.25 HR 12
Copper
2.9 / 5
.039" 19mm, ⌀14x1.25 HR 9
Copper
2.9 / 5
.035" 19mm, ⌀14x1.25 HR 9
Copper
2.9 / 5
.043" 19mm, ⌀14x1.25 HR 14
Copper
2.9 / 5
.043" 19mm, ⌀14x1.25 HR 20
Copper
2.9 / 5
.043" 19mm, ⌀14x1.25 HR 20
Copper
2.9 / 5
.043" 19mm, ⌀14x1.25 HR 20
Copper
2.9 / 5
.043" 19mm, ⌀14x1.25 HR 5
Copper
2.9 / 5
.045" 19mm, ⌀14x1.25 HR 3
Copper
2.8 / 5
.043" 19mm, ⌀14x1.25 HR 14
Copper
2.8 / 5
.043" 19mm, ⌀14x1.25 HR 16
Copper
2.8 / 5
.043" 19mm, ⌀14x1.25 HR 20
Copper
2.8 / 5
.043" 19mm, ⌀14x1.25 HR 16
Copper
2.7 / 5
.043" 19mm, ⌀14x1.25 HR 8

Same specs (17)

Products that have identical characteristics that impact interchangability
Iridium-Platinum
4.2 / 5
.043" 19mm, ⌀14x1.25 HR 6
Iridium-Platinum
4.2 / 5
.043" 19mm, ⌀14x1.25 HR 6
Iridium-Platinum
4.2 / 5
.043" 19mm, ⌀14x1.25 HR 6
Iridium-Platinum
4.2 / 5
.043" 19mm, ⌀14x1.25 HR 6
Copper-Iridium
3.8 / 5
.043" 19mm, ⌀14x1.25 HR 6
Platinum
3.8 / 5
.043" 19mm, ⌀14x1.25 HR 6
Platinum
3.8 / 5
.043" 19mm, ⌀14x1.25 HR 6
Platinum
3.8 / 5
.043" 19mm, ⌀14x1.25 HR 20
Platinum
3.8 / 5
.043" 19mm, ⌀14x1.25 HR 20
Platinum
3.8 / 5
.043" 19mm, ⌀14x1.25 HR 20
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 6
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 6
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 6
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 6
Copper
2.9 / 5
.043" 19mm, ⌀14x1.25 HR 20
Copper
2.9 / 5
.043" 19mm, ⌀14x1.25 HR 20
Copper
2.8 / 5
.043" 19mm, ⌀14x1.25 HR 20

Bigger gap (2)

0.1..0.3 mm gap increase for better performance given your ignition system can handle it
Iridium-Platinum
4.2 / 5
.050" 19mm, ⌀14x1.25 HR 6
Platinum
3.8 / 5
.050" 19mm, ⌀14x1.25 HR 20

One step colder (2)

Colder spark plugs with same characteristics for moderately tuned engines (75–100 hp increase)
Copper
-
3.1 / 5
.043" 19mm, ⌀14x1.25 HR 7
Copper
2.8 / 5
.043" 19mm, ⌀14x1.25 HR 22