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Denso W20P-U Spark Plug

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Rating
3.3 / 5
Overall
DensoW20P-U
BrandCode
3.0 / 5
Materials
CopperCopper
Ground electrodeCenter electrode
4.0 / 5
Design
U-GrooveStandard
Ground typeCenter type
Specifications
0.8mm (.031")20
GapHeat range
⌀14mm1.25mm
Thread diameterThread pitch
9.5mm (3/8")21mm (13/16")
ReachHex size
GasketRemovable Nut
SeatTerminal
1Non-Projected
Ground countProjection

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
Copper
3.1/ 5
.031"9.5mm, ⌀14x1.25HR 6

Deep reference (2)

A second level of cross-reference: if A=B and B=C, then A=C
Copper
-
3.3/ 5
.028"9.5mm, ⌀14x1.25HR 20
Copper
-
3.3/ 5
.024"9.5mm, ⌀14x1.25HR 3

Bigger gap (1)

0.1..0.3 mm gap increase for better performance given your ignition system can handle it
Copper
-
3.3/ 5
.039"9.5mm, ⌀14x1.25HR 20