Bosch HR9SPP330X 8161 Spark Plug

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Rating

3.8 / 5 Overall
Bosch	HR9SPP330X
Brand	Code
4.0 / 5 Materials
Platinum	Platinum
Ground electrode	Center electrode
3.5 / 5 Design
Standard	Fine Wire
Ground type	Center type

Specifications

1mm (.039")	9
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
25mm (1")	16mm (5/8")
Reach	Hex size
Tapered	Solid
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Same specs (1)

Products that have identical characteristics that impact interchangability

HR9SE0X

Copper

2.9/ 5

.039"25mm, ⌀14x1.25HR 9

Bigger gap (3)

0.1..0.3 mm gap increase for better performance given your ignition system can handle it

HR9SII330X

Iridium

4.5/ 5

.043"25mm, ⌀14x1.25HR 9

HR9SPP300X

Copper-Platinum

3.5/ 5

.043"25mm, ⌀14x1.25HR 9

HR9SC0X+

Copper

2.9/ 5

.043"25mm, ⌀14x1.25HR 9

Two steps colder (2)

Two steps colder spark plugs with same characteristics for heavily modified engines (150-200 hp increase)

HR7NPP30V

Copper-Platinum

3.5/ 5

.039"25mm, ⌀14x1.25HR 7

242236679

Copper-Platinum

3.5/ 5

.039"25mm, ⌀14x1.25HR 7