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Bosch FR8HPP30X 6721 Spark Plug

HomeSpark PlugsBosch → FR8HPP30X
Bosch FR8HPP30X 6721 image
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Rating
3.5 / 5
Overall
BoschFR8HPP30X
BrandCode
3.5 / 5
Materials
CopperPlatinum
Ground electrodeCenter electrode
3.5 / 5
Design
StandardFine Wire
Ground typeCenter type
Specifications
1.1mm (.043")8
GapHeat range
⌀14mm1.25mm
Thread diameterThread pitch
19mm (3/4")16mm (5/8")
ReachHex size
GasketSolid
SeatTerminal
1Non-Projected
Ground countProjection

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
Iridium-Platinum
4.2/ 5
.043"19mm, ⌀14x1.25HR 5
Copper-Platinum
-
3.5/ 5
.039"19mm, ⌀14x1.25HR 5
Copper-Platinum
-
3.5/ 5
.039"19mm, ⌀14x1.25HR 6

Deep reference (18)

A second level of cross-reference: if A=B and B=C, then A=C
Iridium-Platinum
4.3/ 5
.043"19mm, ⌀14x1.25HR 16
Iridium-Platinum
4.2/ 5
.043"19mm, ⌀14x1.25HR 16
Iridium-Platinum
4.2/ 5
.045"19mm, ⌀14x1.25HR 3
Iridium-Platinum
4.2/ 5
.041"20.6mm, ⌀14x1.25HR 10
Iridium-Platinum
4.2/ 5
.043"19mm, ⌀14x1.25HR 16
Iridium-Platinum
4.2/ 5
.043"19mm, ⌀14x1.25HR 16
Copper-Platinum
-
3.5/ 5
.043"19mm, ⌀14x1.25HR 8
Copper-Platinum
-
3.5/ 5
.043"19mm, ⌀14x1.25HR 8
Copper-Platinum
-
3.5/ 5
.043"19mm, ⌀14x1.25HR 7
Copper-Platinum
-
3.5/ 5
.043"19mm, ⌀14x1.25HR 8
Copper-Platinum
3.3/ 5
.039"19mm, ⌀14x1.25HR 12
Copper-Platinum
3.2/ 5
.035"19mm, ⌀14x1.25HR 4
Copper-Platinum
3.2/ 5
.035"19mm, ⌀14x1.25HR 4
Copper-Platinum
3.2/ 5
.045"19mm, ⌀14x1.25HR 3
Copper-Platinum
3.2/ 5
.045"19mm, ⌀14x1.25HR 3
Copper-Platinum
3.2/ 5
.050"19mm, ⌀14x1.25HR 3
Copper-Platinum
3.2/ 5
.050"19mm, ⌀14x1.25HR 3
Copper
2.9/ 5
.039"19mm, ⌀14x1.25HR 9

Bigger gap (1)

0.1..0.3 mm gap increase for better performance given your ignition system can handle it
Platinum
3.8/ 5
.050"19mm, ⌀14x1.25HR 8