Denso PQ16R 3005 Spark Plug

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Rating

3.8 / 5 Overall
Denso	PQ16R
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")	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 (1)

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

BCPR5EP-11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

Deep reference (5)

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

IQ16TT

Iridium-Platinum

4.7/ 5

.039"19mm, ⌀14x1.25HR 16

PQ16R8

Platinum

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 16

PQ16TT

Platinum-Titanium

3.7/ 5

.039"19mm, ⌀14x1.25HR 16

APP5503

Platinum

3.5/ 5

.045"19mm, ⌀14x1.25HR 2

AP5503

Copper-Platinum

3.2/ 5

.045"19mm, ⌀14x1.25HR 2

Same specs (11)

Products that have identical characteristics that impact interchangability

IZFR5K11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 5

IZFR5L11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 5

PKJ16CR-L11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 16

ZFR5FIX-11

Copper-Iridium

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

PZFR5F-11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

ZFR5E-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 5

ZFR5A-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 5

ZFR5J-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 5

KJ16CR11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 16

ZFR5D-11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 5

KJ16CR-L11

Copper

2.8/ 5

.043"19mm, ⌀14x1.25HR 16

One step colder (18)

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

IZFR6K-11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 6

IZFR6K-11S

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 6

IZFR6H-11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 6

IZFR6F-11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 6

ZFR6FIX-11

Copper-Iridium

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 6

PZFR6E-11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 6

PZFR6F-11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 6

PQ20R-P11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 20

PKJ20CR-L11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 20

PQ20R

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 20

ZFR6A-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 6

ZFR6F-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 6

ZFR6J-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 6

ZFR6F-11 BLYB

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 6

ZFR6F-11G

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 6

KJ20CR11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 20

QJ20CR11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 20

KJ20CR-L11

Copper

2.8/ 5

.043"19mm, ⌀14x1.25HR 20

Two steps colder (2)

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

ZFR7F-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 7

KJ22CR-L11

Copper

2.8/ 5

.043"19mm, ⌀14x1.25HR 22