Denso K16PR-U11 Spark Plug

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Rating

3.3 / 5 Overall
Denso	K16PR-U11
Brand	Code
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
4.0 / 5 Design
U-Groove	Standard
Ground type	Center type

Specifications

1.1mm (.043")	16
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
19mm (3/4")	16mm (5/8")
Reach	Hex size
Gasket	Solid
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Cross-reference (9)

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

FR45

Copper

3.1/ 5

.059"19mm, ⌀14x1.25HR 4

FR10DCX

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 10

FR8DCY

Copper

2.9/ 5

.059"19mm, ⌀14x1.25HR 8

BKR5ES-11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 5

BKR5ESA-11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 5

3926

Copper

2.9/ 5

.035"19mm, ⌀14x1.25HR 5

5184

Copper

2.9/ 5

.059"19mm, ⌀14x1.25HR 3

RC10YC4

Copper

2.9/ 5

.039"19mm, ⌀14x1.25HR 10

RC10YCC4

Copper

2.9/ 5

.039"19mm, ⌀14x1.25HR 10

Deep reference (36)

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

VK16

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

VK16

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

VK16

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

VK16

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

VK16

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

VK16

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

VK16

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

VK16

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

VK16

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

FR5DTC

Copper

-

3.3/ 5

.031"19mm, ⌀14x1.25HR 5

K16R-U11

Copper

-

3.3/ 5

.043"19mm, ⌀14x1.25HR 16

AR3923

Copper

-

3.3/ 5

.045"19mm, ⌀14x1.25HR 2

BKR4E-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 4

FR45

Copper

3.1/ 5

.059"19mm, ⌀14x1.25HR 4

BKR4E-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 4

BKR4E

Copper

3.1/ 5

.035"19mm, ⌀14x1.25HR 4

FR4

Copper

3.1/ 5

.039"19mm, ⌀14x1.25HR 4

BKR5E

Copper

3.1/ 5

.035"19mm, ⌀14x1.25HR 5

BKR5E

Copper

3.1/ 5

.035"19mm, ⌀14x1.25HR 5

BKR6E-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 6

FR8DCY

Copper

2.9/ 5

.059"19mm, ⌀14x1.25HR 8

89C2

Copper

2.9/ 5

.049"19mm, ⌀14x1.25HR 12

3926

Copper

2.9/ 5

.035"19mm, ⌀14x1.25HR 5

5184

Copper

2.9/ 5

.059"19mm, ⌀14x1.25HR 3

3926

Copper

2.9/ 5

.035"19mm, ⌀14x1.25HR 5

3926BP

Copper

2.9/ 5

.035"19mm, ⌀14x1.25HR 5

3926DP2

Copper

2.9/ 5

.035"19mm, ⌀14x1.25HR 5

FR10DCX

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 10

RC14YC

Copper

2.9/ 5

.039"19mm, ⌀14x1.25HR 14

RC14YC4

Copper

2.9/ 5

.039"19mm, ⌀14x1.25HR 14

XC92YC

Copper

2.9/ 5

.030"19mm, ⌀14x1.25HR 92

BCP4ES-11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 4

BKR4ESA-11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 4

BKR5ES-11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 5

FR8DCY

Copper

2.9/ 5

.059"19mm, ⌀14x1.25HR 8

RC12YC5

Copper

2.9/ 5

.049"19mm, ⌀14x1.25HR 12

Same specs (5)

Products that have identical characteristics that impact interchangability

IQ16

Copper-Iridium

4.3/ 5

.043"19mm, ⌀14x1.25HR 16

IK16G

Copper-Iridium

4.3/ 5

.043"19mm, ⌀14x1.25HR 16

Q16R-U11

Copper

-

3.3/ 5

.043"19mm, ⌀14x1.25HR 16

K16R-U11

Copper

-

3.3/ 5

.043"19mm, ⌀14x1.25HR 16

Q16PR-U11

Copper

-

3.3/ 5

.043"19mm, ⌀14x1.25HR 16

One step colder (6)

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

IQ20

Copper-Iridium

4.3/ 5

.043"19mm, ⌀14x1.25HR 20

IK20G

Copper-Iridium

4.3/ 5

.043"19mm, ⌀14x1.25HR 20

Q20R-U11

Copper

-

3.3/ 5

.043"19mm, ⌀14x1.25HR 20

Q20PR-U11

Copper

-

3.3/ 5

.043"19mm, ⌀14x1.25HR 20

K20PR-U11

Copper

-

3.3/ 5

.043"19mm, ⌀14x1.25HR 20

K20R-U11

Copper

-

3.3/ 5

.043"19mm, ⌀14x1.25HR 20

Two steps colder (3)

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

K22PRZU11

Copper-Platinum

3.9/ 5

.043"19mm, ⌀14x1.25HR 22

K22PRU11

Copper

-

3.3/ 5

.043"19mm, ⌀14x1.25HR 22

Q22PR-U11

Copper

-

3.3/ 5

.043"19mm, ⌀14x1.25HR 22