Denso PK16R8 3301 Spark Plug

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Rating

3.8 / 5 Overall
Denso	PK16R8
Brand	Code
4.0 / 5 Materials
Platinum	Platinum
Ground electrode	Center electrode
3.5 / 5 Design
Standard	Fine Wire
Ground type	Center type

Specifications

0.8mm (.031")	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 (2)

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

PFR5B-11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

BKR6EP-8

Copper-Platinum

3.5/ 5

.031"19mm, ⌀14x1.25HR 6

Deep reference (3)

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

SVK20RZ8

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 20

PK16PR11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 16

PK20R8

Platinum

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 20

Same specs (9)

Products that have identical characteristics that impact interchangability

SK16R-P8

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 16

SKJ16CR-A8

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 16

K16PSRB8

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 16

SK16PR-F8

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 16

FR5EI

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 5

IFR5T-8N

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 5

BCPR5EP-8

Platinum

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 5

BCPR5EIX

Copper-Iridium

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 5

BKR5EYA

Copper

3.1/ 5

.031"19mm, ⌀14x1.25HR 5

Bigger gap (54)

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

IFR5J11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 5

IFR5G-11K

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 5

IFR5T11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 5

VK16G

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

VK16PRZ-11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

VQ16

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

VK16

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

SK16PR-L11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

SKJ16CR-L11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

SK16PR-E11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

SK16PR-A11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

SK16R11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

SK16R-P11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

IFR5L-11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 5

IFR5E-11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 5

IFR5N-10

Iridium-Platinum

4.2/ 5

.039"19mm, ⌀14x1.25HR 5

IFR5G11

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 5

PFR5N-11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

FR5AP-11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

PFR5L-11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

PFR5J11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

PFR5A-11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

BCPR5EIX-11

Copper-Iridium

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

PK16R11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 16

PFR5B-11B

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

PFR5G-11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

FR5AP-10

Platinum

-

3.8/ 5

.039"19mm, ⌀14x1.25HR 5

K16PR-TP11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 16

PK16PR-P11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 16

PK16PR-L11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 16

PK16PR11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 16

K16PR-P11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 16

BCPR5EP-11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

PFR5C-11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

PFR5B-11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

BKR5EP-11

Copper-Platinum

3.5/ 5

.043"19mm, ⌀14x1.25HR 5

BCPR5EGP

Copper-Platinum

3.5/ 5

.039"19mm, ⌀14x1.25HR 5

FR5GP

Copper-Platinum

3.5/ 5

.039"19mm, ⌀14x1.25HR 5

BKR5E BLYB

Copper

3.1/ 5

.035"19mm, ⌀14x1.25HR 5

BKR5EY-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 5

FR5

Copper

3.1/ 5

.039"19mm, ⌀14x1.25HR 5

BKR5EY

Copper

3.1/ 5

.035"19mm, ⌀14x1.25HR 5

BKR5EYA-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 5

BCPR5EY-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 5

BKR5E-N-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 5

BKR5E

Copper

3.1/ 5

.035"19mm, ⌀14x1.25HR 5

BCPR5EY

Copper

3.1/ 5

.035"19mm, ⌀14x1.25HR 5

BCPR5E-11

Copper

3.1/ 5

.043"19mm, ⌀14x1.25HR 5

BKR5E S100

Copper

3.1/ 5

.035"19mm, ⌀14x1.25HR 5

BCPR5ES

Copper

2.9/ 5

.035"19mm, ⌀14x1.25HR 5

BCPR5ES-11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 5

BKR5ESA-11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 5

BKR5ES-11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 5

K16PR-L11

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 16

One step colder (20)

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

IFR6B

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 6

SKJ20CR-A8

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 20

SVK20RZ8

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 20

SK20R8

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 20

SK20PR-A8

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 20

K20PSR-B8

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 20

VK20T

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 20

IFR6F8DN

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 6

FR6EI

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 6

IFR6B-K

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 6

BKR6EIX

Copper-Iridium

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 6

PK20R8

Platinum

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 20

BCPR6EIX

Copper-Iridium

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 6

BCPR6EP-N-8

Platinum

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 6

PFR6G

Platinum

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 6

PK20GR8

Platinum

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 20

PK20PR-P8

Platinum

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 20

BKR6EP-8

Copper-Platinum

3.5/ 5

.031"19mm, ⌀14x1.25HR 6

BKR6EYA

Copper

3.1/ 5

.031"19mm, ⌀14x1.25HR 6

BKR6E

Copper

3.1/ 5

.031"19mm, ⌀14x1.25HR 6

Two steps colder (7)

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

VQ22

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 22

IFR7F-8DS

Iridium-Platinum

4.2/ 5

.031"19mm, ⌀14x1.25HR 7

PK22PR8

Platinum

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 22

BKR7EIX

Copper-Iridium

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 7

BCPR7EIX

Copper-Iridium

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 7

PFR7N8DS

Platinum

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 7

PFR7AB

Platinum

-

3.8/ 5

.031"19mm, ⌀14x1.25HR 7