🔥 Ignitie

Champion RC78WYP11 1218 Spark Plug

HomeSpark PlugsChampion → RC78WYP11
Champion RC78WYP11 1218 image
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Rating
3.7 / 5
Overall
ChampionRC78WYP11
BrandCode
4.5 / 5
Materials
PlatinumIridium
Ground electrodeCenter electrode
2.0 / 5
Design
StandardBar
Ground typeCenter type
Specifications
0.25mm (.010")78
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

Bigger gap (11)

0.1..0.3 mm gap increase for better performance given your ignition system can handle it
Iridium-Platinum
4.2/ 5
.014"19mm, ⌀14x1.25HR 3
Iridium-Platinum
4.2/ 5
.014"19mm, ⌀14x1.25HR 3
Iridium-Platinum
4.2/ 5
.015"19mm, ⌀14x1.25HR 80
Iridium-Platinum
-
3.7/ 5
.014"19mm, ⌀14x1.25HR 78
Platinum
3.6/ 5
.016"19mm, ⌀14x1.25HR 78
Platinum
3.6/ 5
.014"19mm, ⌀14x1.25HR 78
Platinum
3.6/ 5
.022"19mm, ⌀14x1.25HR 78
Platinum
3.6/ 5
.018"19mm, ⌀14x1.25HR 78
Platinum
3.6/ 5
.022"19mm, ⌀14x1.25HR 78
Platinum
3.6/ 5
.014"19mm, ⌀14x1.25HR 78
Copper
2.9/ 5
.014"19mm, ⌀14x1.25HR 78