Bosch VR8SPP33X 8121 Spark Plug

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Rating

3.8 / 5 Overall
Bosch	VR8SPP33X
Brand	Code
4.0 / 5 Materials
Platinum	Platinum
Ground electrode	Center electrode
3.5 / 5 Design
Standard	Fine Wire
Ground type	Center type

Specifications

1.1mm (.043")	8
Gap	Heat range
⌀12mm	1.25mm
Thread diameter	Thread pitch
26.5mm (1.04")	14mm (9/16")
Reach	Hex size
Gasket	Solid
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Cross-reference (1)

Alternative spark plugs found in cross-reference docs provided by manufacturers

PLZKAR6A-11

Platinum

-

3.8/ 5

.043"26.5mm, ⌀12x1.25HR 6

Deep reference (2)

A second level of cross-reference: if A=B and B=C, then A=C

VR8NII35U

Iridium-Platinum

4.7/ 5

.039"26.5mm, ⌀12x1.25HR 8

APP5683

Platinum

3.5/ 5

.045"26.5mm, ⌀12x1.25HR 5

One step colder (1)

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

VR7NII33X

Iridium

4.5/ 5

.043"26.5mm, ⌀12x1.25HR 7