Bosch YR8SII33U Spark Plug

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Rating

4.5 / 5 Overall
Bosch	YR8SII33U
Brand	Code
5.0 / 5 Materials
Iridium	Iridium
Ground electrode	Center electrode
3.5 / 5 Design
Standard	Fine Wire
Ground type	Center type

Specifications

1mm (.039")	8
Gap	Heat range
⌀12mm	1.25mm
Thread diameter	Thread pitch
26.5mm (1.04")	16mm (5/8")
Reach	Hex size
Gasket	Solid
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Same specs (1)

Products that have identical characteristics that impact interchangability

YR8SEU

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2.9/ 5

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One step colder (4)

Colder spark plugs with same characteristics for moderately tuned engines (75–100 hp increase)

YR7SII33X

Iridium

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4.5/ 5

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YR7SII33U

Iridium

-

4.5/ 5

.039"26.5mm, ⌀12x1.25HR 7

YR7SII3320U

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4.2/ 5

.039"26.5mm, ⌀12x1.25HR 7

YR7SII302U

Copper-Iridium

3.8/ 5

.039"26.5mm, ⌀12x1.25HR 7