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Champion RC11WYPB4 Spark Plug

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Champion RC11WYPB4 image
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Rating
4.2 / 5
Overall
ChampionRC11WYPB4
BrandCode
4.5 / 5
Materials
PlatinumIridium
Ground electrodeCenter electrode
3.5 / 5
Design
StandardFine Wire
Ground typeCenter type
Specifications
1.05mm (.041")11
GapHeat range
⌀14mm1.25mm
Thread diameterThread pitch
19mm (3/4")16mm (5/8")
ReachHex size
GasketRemovable Nut
SeatTerminal
1Non-Projected
Ground countProjection

Cross-reference and alternatives

How we find alternative spark plugs How we rate spark plugs

Same specs (1)

Products that have identical characteristics that impact interchangability
Iridium-Platinum
-
4.2/ 5
.041"19mm, ⌀14x1.25HR 11

Bigger gap (3)

0.1..0.3 mm gap increase for better performance given your ignition system can handle it
Copper
2.9/ 5
.049"19mm, ⌀14x1.25HR 12
Copper
2.9/ 5
.049"19mm, ⌀14x1.25HR 12
Copper
2.9/ 5
.049"19mm, ⌀14x1.25HR 12

Two steps colder (2)

Two steps colder spark plugs with same characteristics for heavily modified engines (150-200 hp increase)
Platinum
3.8/ 5
.041"19mm, ⌀14x1.25HR 7
Platinum
3.6/ 5
.041"19mm, ⌀14x1.25HR 8