Denso PK16PR8 3300 Spark Plug

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Rating
Brand	Code
3.8 / 5 Overall
Denso	PK16PR8
4.0 / 5 Materials
Platinum	Platinum
Ground electrode	Center electrode
3.5 / 5 Design
Standard	Fine Wire
Ground type	Center type

Specifications
Gap	Heat range
0.8mm (.031")	16
⌀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

How we find alternative spark plugs How we rate spark plugs

Cross-reference (1)

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

PFR5G-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

RC10PYPB4

Platinum

3.8/ 5

.039"19mm, ⌀14x1.25HR 10

RC11PYPB4

Platinum

3.8/ 5

.039"19mm, ⌀14x1.25HR 11

PK16PR-L11

Platinum

3.8/ 5

.043"19mm, ⌀14x1.25HR 16

RC10PYP4

Platinum

3.7/ 5

.039"19mm, ⌀14x1.25HR 10

APP3926

Platinum

3.5/ 5

.035"19mm, ⌀14x1.25HR 5

Bigger gap (2)

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

BKR5EVX-11

Copper-Platinum

3.5/ 5

.043"19mm, ⌀14x1.25HR 5

BKR5EVXA-11

Copper-Platinum

3.5/ 5

.043"19mm, ⌀14x1.25HR 5

One step colder (1)

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

PK20PR8

Platinum

3.8/ 5

.031"19mm, ⌀14x1.25HR 20