Autolite 766 Spark Plug

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Rating

2.9 / 5 Overall
Autolite	766
Brand	Code
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
2.8 / 5 Design
Standard	Standard
Ground type	Center type

Specifications

1.15mm (.045")	4
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
17.5mm (.689")	16mm (5/8")
Reach	Hex size
Tapered	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

VT16

Iridium-Platinum

4.2/ 5

.043"17.5mm, ⌀14x1.25HR 16

T16EPR-U

Copper

3.3/ 5

.031"18mm, ⌀14x1.25HR 16

Deep reference (34)

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

TR5AI-13

Iridium-Platinum

4.2/ 5

.050"18mm, ⌀14x1.25HR 5

TR4IX

Copper-Iridium

3.8/ 5

.039"18mm, ⌀14x1.25HR 4

TR4IX

Copper-Iridium

3.8/ 5

.039"18mm, ⌀14x1.25HR 4

RS12PYP

Platinum

3.7/ 5

.049"17.5mm, ⌀14x1.25HR 12

HGR9DQP

Copper-Platinum

3.5/ 5

.063"17.5mm, ⌀14x1.25HR 9

RS17YX

Copper

3.5/ 5

.024"17.5mm, ⌀14x1.25HR 17

RS17YX

Copper

3.5/ 5

.024"17.5mm, ⌀14x1.25HR 17

HR8DPX

Copper-Platinum

3.3/ 5

.043"17.5mm, ⌀14x1.25HR 8

HR9DPX

Copper-Platinum

3.3/ 5

.043"17.5mm, ⌀14x1.25HR 9

RS14PMC4

Copper-Platinum

3.3/ 5

.039"17.5mm, ⌀14x1.25HR 14

RS14PMC4

Copper-Platinum

3.3/ 5

.039"17.5mm, ⌀14x1.25HR 14

TR4

Copper

3.1/ 5

.039"18mm, ⌀14x1.25HR 4

TR4

Copper

3.1/ 5

.039"18mm, ⌀14x1.25HR 4

HR8LPX

Copper-Platinum

3.0/ 5

.043"17.5mm, ⌀14x1.25HR 8

HR9DPY

Copper-Platinum

3.0/ 5

.059"17.5mm, ⌀14x1.25HR 9

HR9LPX

Copper-Platinum

3.0/ 5

.043"17.5mm, ⌀14x1.25HR 9

H9DC

Copper

-

2.9/ 5

.031"17.5mm, ⌀14x1.5HR 9

HR10DCX

Copper

-

2.9/ 5

.043"17.5mm, ⌀14x1.25HR 10

HR8DCX

Copper

-

2.9/ 5

.043"17.5mm, ⌀14x1.25HR 8

106

Copper

-

2.9/ 5

.050"17.5mm, ⌀14x1.25HR 4

2545

Copper

-

2.9/ 5

.045"18mm, ⌀14x1.25HR 3

2546

Copper

-

2.9/ 5

.055"18mm, ⌀14x1.25HR 4

605

Copper

-

2.9/ 5

.059"17.5mm, ⌀14x1.25HR 3

765

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 3

RS14LC

Copper

-

2.9/ 5

.043"18mm, ⌀14x1.25HR 14

RS14YC

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 14

RS15LYC

Copper

-

2.9/ 5

.039"17.5mm, ⌀14x1.25HR 15

H9DC

Copper

-

2.9/ 5

.031"17.5mm, ⌀14x1.5HR 9

HR10DCX

Copper

-

2.9/ 5

.043"17.5mm, ⌀14x1.25HR 10

HR8DCX

Copper

-

2.9/ 5

.043"17.5mm, ⌀14x1.25HR 8

106

Copper

-

2.9/ 5

.050"17.5mm, ⌀14x1.25HR 4

765

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 3

RS14YC

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 14

104

Copper

-

2.9/ 5

.050"17.5mm, ⌀14x1.25HR 2

Same specs (12)

Products that have identical characteristics that impact interchangability

AP764

Copper-Platinum

3.2/ 5

.045"17.5mm, ⌀14x1.25HR 2

AP764DP2

Copper-Platinum

3.2/ 5

.045"17.5mm, ⌀14x1.25HR 2

AP765

Copper-Platinum

3.2/ 5

.045"17.5mm, ⌀14x1.25HR 3

AP765DP2

Copper-Platinum

3.2/ 5

.045"17.5mm, ⌀14x1.25HR 3

AP766

Copper-Platinum

3.2/ 5

.045"17.5mm, ⌀14x1.25HR 4

764

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 2

764BP

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 2

764DP2

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 2

765

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 3

765BP

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 3

765DP2

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 3

766BP

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 4

Bigger gap (9)

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

XP104

Iridium-Platinum

4.2/ 5

.050"17.5mm, ⌀14x1.25HR 2

XP104DP2

Iridium-Platinum

4.2/ 5

.050"17.5mm, ⌀14x1.25HR 2

APP104

Platinum

3.5/ 5

.050"17.5mm, ⌀14x1.25HR 2

APP104DP2

Platinum

3.5/ 5

.050"17.5mm, ⌀14x1.25HR 2

AP104

Copper-Platinum

3.2/ 5

.050"17.5mm, ⌀14x1.25HR 2

AP104DP2

Copper-Platinum

3.2/ 5

.050"17.5mm, ⌀14x1.25HR 2

104

Copper

-

2.9/ 5

.050"17.5mm, ⌀14x1.25HR 2

104BP

Copper

-

2.9/ 5

.050"17.5mm, ⌀14x1.25HR 2

104DP2

Copper

-

2.9/ 5

.050"17.5mm, ⌀14x1.25HR 2