Autolite AP666DP2 Spark Plug

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Rating

3.2 / 5 Overall
Autolite	AP666DP2
Brand	Code
3.5 / 5 Materials
Copper	Platinum
Ground electrode	Center electrode
2.5 / 5 Design
Standard	Necked Down
Ground type	Center type

Specifications

1.5mm (.059")	5
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
9.5mm (3/8")	16mm (5/8")
Reach	Hex size
Tapered	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

UR45GP

Copper-Platinum

3.5/ 5

.059"11.6mm, ⌀14x1.25HR 4

Deep reference (8)

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

APP666

Platinum

3.5/ 5

.059"9.5mm, ⌀14x1.25HR 5

HR9BPP30V

Copper-Platinum

3.5/ 5

.050"11mm, ⌀14x1.25HR 9

HR9BPZ+

Copper-Platinum

3.3/ 5

.079"12.7mm, ⌀14x1.25HR 9

HR9BPY

Copper-Platinum

3.3/ 5

.059"11mm, ⌀14x1.25HR 9

HR9BPZ

Copper-Platinum

3.3/ 5

.079"11mm, ⌀14x1.25HR 9

HR9BPY+

Copper-Platinum

3.3/ 5

.059"12.7mm, ⌀14x1.25HR 9

AP26DP2

Copper-Platinum

-

3.2/ 5

.045"11mm, ⌀14x1.25HR 5

AP666

Copper-Platinum

-

3.2/ 5

.059"9.5mm, ⌀14x1.25HR 5

Same specs (5)

Products that have identical characteristics that impact interchangability

XP666

Iridium-Platinum

4.2/ 5

.059"9.5mm, ⌀14x1.25HR 5

AP666

Copper-Platinum

-

3.2/ 5

.059"9.5mm, ⌀14x1.25HR 5

666

Copper

2.9/ 5

.059"9.5mm, ⌀14x1.25HR 5

666BP

Copper

2.9/ 5

.059"9.5mm, ⌀14x1.25HR 5

666DP2

Copper

2.9/ 5

.059"9.5mm, ⌀14x1.25HR 5