Denso SC20HR-11 3444 Spark Plug

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Rating

4.2 / 5 Overall
Denso	SC20HR-11
Brand	Code
4.5 / 5 Materials
Platinum	Iridium
Ground electrode	Center electrode
3.5 / 5 Design
Standard	Fine Wire
Ground type	Center type

Specifications

1.1mm (.043")	20
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

ILKAR7B11

Iridium-Platinum

-

4.2/ 5

.043"26.5mm, ⌀12x1.25HR 7

Deep reference (3)

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

VR7NII33X

Iridium

4.5/ 5

.043"26.5mm, ⌀12x1.25HR 7

XP5683

Iridium-Platinum

-

4.2/ 5

.045"26.5mm, ⌀12x1.25HR 5

APP5683

Platinum

3.5/ 5

.045"26.5mm, ⌀12x1.25HR 5

One step colder (2)

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

ILKAR7B11

Iridium-Platinum

-

4.2/ 5

.043"26.5mm, ⌀12x1.25HR 7

ILKAR7L11

Iridium-Platinum

-

4.2/ 5

.043"26.5mm, ⌀12x1.25HR 7