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Denso W16EPU Spark Plug

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Rating
3.3 / 5
Overall
DensoW16EPU
BrandCode
3.0 / 5
Materials
CopperCopper
Ground electrodeCenter electrode
4.0 / 5
Design
U-GrooveStandard
Ground typeCenter type
Specifications
0.8mm (.031")16
GapHeat range
⌀14mm1.25mm
Thread diameterThread pitch
19mm (3/4")21mm (13/16")
ReachHex size
GasketRemovable Nut
SeatTerminal
1Non-Projected
Ground countProjection

Cross-reference and alternatives

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One step colder (1)

Colder spark plugs with same characteristics for moderately tuned engines (75–100 hp increase)
Copper
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3.3/ 5
.031"19mm, ⌀14x1.25HR 20

Two steps colder (1)

Two steps colder spark plugs with same characteristics for heavily modified engines (150-200 hp increase)
Copper
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3.3/ 5
.031"19mm, ⌀14x1.25HR 22