Autolite AP5144 Spark Plug

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Rating

3.2 / 5 Overall
Autolite	AP5144
Brand	Code
3.5 / 5 Materials
Copper	Platinum
Ground electrode	Center electrode
2.5 / 5 Design
Standard	Necked Down
Ground type	Center type

Specifications

1.4mm (.055")	2
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
18mm (.709")	16mm (5/8")
Reach	Hex size
Tapered	Solid
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Cross-reference (4)

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

TR5-1IX

Copper-Iridium

3.8/ 5

.039"18mm, ⌀14x1.25HR 5

TR5-1GP

Copper-Platinum

3.5/ 5

.039"18mm, ⌀14x1.25HR 5

TR55-1GP

Copper-Platinum

3.5/ 5

.059"18mm, ⌀14x1.25HR 5

HR9LPX

Copper-Platinum

3.0/ 5

.043"17.5mm, ⌀14x1.25HR 9

Deep reference (57)

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

HR8JII33V

Iridium

4.5/ 5

.050"17.5mm, ⌀14x1.25HR 8

IT20

Copper-Iridium

4.3/ 5

.043"17.5mm, ⌀14x1.25HR 20

XP5143

Iridium-Platinum

4.2/ 5

.055"18mm, ⌀14x1.25HR 1

XP5144

Iridium-Platinum

4.2/ 5

.055"18mm, ⌀14x1.25HR 2

XP5144DP2

Iridium-Platinum

4.2/ 5

.055"18mm, ⌀14x1.25HR 2

XP5145

Iridium-Platinum

4.2/ 5

.055"18mm, ⌀14x1.25HR 3

XP5145DP2

Iridium-Platinum

4.2/ 5

.055"18mm, ⌀14x1.25HR 3

VT20

Iridium-Platinum

4.2/ 5

.043"17.5mm, ⌀14x1.25HR 20

VT16

Iridium-Platinum

4.2/ 5

.043"17.5mm, ⌀14x1.25HR 16

RS14PLP

Platinum

3.8/ 5

.053"18mm, ⌀14x1.25HR 14

HR8JPP33V

Platinum

3.8/ 5

.050"17.5mm, ⌀14x1.25HR 8

TR5-1IX

Copper-Iridium

3.8/ 5

.039"18mm, ⌀14x1.25HR 5

RS12PLP

Platinum

3.6/ 5

.059"18mm, ⌀14x1.25HR 12

APP5145

Platinum

3.5/ 5

.055"18mm, ⌀14x1.25HR 3

APP2544

Platinum

3.5/ 5

.045"18mm, ⌀14x1.25HR 2

APP2545

Platinum

3.5/ 5

.045"18mm, ⌀14x1.25HR 3

APP2546

Platinum

3.5/ 5

.055"18mm, ⌀14x1.25HR 4

APP5144

Platinum

3.5/ 5

.055"18mm, ⌀14x1.25HR 2

APP5144DP2

Platinum

3.5/ 5

.055"18mm, ⌀14x1.25HR 2

APP5143

Platinum

3.5/ 5

.055"18mm, ⌀14x1.25HR 1

APP5144

Platinum

3.5/ 5

.055"18mm, ⌀14x1.25HR 2

HR8JPP302V

Copper-Platinum

3.5/ 5

.050"17.5mm, ⌀14x1.25HR 8

TR5-1GP

Copper-Platinum

3.5/ 5

.039"18mm, ⌀14x1.25HR 5

HR8LPX+

Copper-Platinum

3.3/ 5

.043"19mm, ⌀14x1.25HR 8

HR9LPX+

Copper-Platinum

3.3/ 5

.043"19mm, ⌀14x1.25HR 9

T16NR-U11

Copper

3.3/ 5

.043"18mm, ⌀14x1.25HR 16

AP2544

Copper-Platinum

-

3.2/ 5

.045"18mm, ⌀14x1.25HR 2

AP2545

Copper-Platinum

-

3.2/ 5

.045"18mm, ⌀14x1.25HR 3

AP2546

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 4

AP5143

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 1

AP764

Copper-Platinum

-

3.2/ 5

.045"17.5mm, ⌀14x1.25HR 2

AP765

Copper-Platinum

-

3.2/ 5

.045"17.5mm, ⌀14x1.25HR 3

AP766

Copper-Platinum

-

3.2/ 5

.045"17.5mm, ⌀14x1.25HR 4

AP2544

Copper-Platinum

-

3.2/ 5

.045"18mm, ⌀14x1.25HR 2

AP2545

Copper-Platinum

-

3.2/ 5

.045"18mm, ⌀14x1.25HR 3

AP2546

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 4

AP5143

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 1

AP5144DP2

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 2

AP5145

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 3

AP5145DP2

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 3

AP764

Copper-Platinum

-

3.2/ 5

.045"17.5mm, ⌀14x1.25HR 2

AP765

Copper-Platinum

-

3.2/ 5

.045"17.5mm, ⌀14x1.25HR 3

AP766

Copper-Platinum

-

3.2/ 5

.045"17.5mm, ⌀14x1.25HR 4

AP5143

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 1

AP5145

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 3

AP605

Copper-Platinum

-

3.2/ 5

.059"17.5mm, ⌀14x1.25HR 3

AP2544

Copper-Platinum

-

3.2/ 5

.045"18mm, ⌀14x1.25HR 2

AP5143

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 1

HR8LPX

Copper-Platinum

3.0/ 5

.043"17.5mm, ⌀14x1.25HR 8

HR9LPX

Copper-Platinum

3.0/ 5

.043"17.5mm, ⌀14x1.25HR 9

HR9LPX

Copper-Platinum

3.0/ 5

.043"17.5mm, ⌀14x1.25HR 9

HR8LPX

Copper-Platinum

3.0/ 5

.043"17.5mm, ⌀14x1.25HR 8

2544

Copper

2.9/ 5

.045"18mm, ⌀14x1.25HR 2

2545

Copper

2.9/ 5

.045"18mm, ⌀14x1.25HR 3

2546

Copper

2.9/ 5

.055"18mm, ⌀14x1.25HR 4

5143

Copper

2.9/ 5

.055"18mm, ⌀14x1.25HR 1

RS10LC

Copper

2.9/ 5

.043"21mm, ⌀14x1.25HR 10

Same specs (19)

Products that have identical characteristics that impact interchangability

XP5145DP2

Iridium-Platinum

4.2/ 5

.055"18mm, ⌀14x1.25HR 3

XP5145

Iridium-Platinum

4.2/ 5

.055"18mm, ⌀14x1.25HR 3

XP5144DP2

Iridium-Platinum

4.2/ 5

.055"18mm, ⌀14x1.25HR 2

XP5144

Iridium-Platinum

4.2/ 5

.055"18mm, ⌀14x1.25HR 2

XP5143

Iridium-Platinum

4.2/ 5

.055"18mm, ⌀14x1.25HR 1

APP5145

Platinum

3.5/ 5

.055"18mm, ⌀14x1.25HR 3

APP5144DP2

Platinum

3.5/ 5

.055"18mm, ⌀14x1.25HR 2

APP5144

Platinum

3.5/ 5

.055"18mm, ⌀14x1.25HR 2

APP5143

Platinum

3.5/ 5

.055"18mm, ⌀14x1.25HR 1

AP5145DP2

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 3

AP5145

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 3

AP5144DP2

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 2

AP5143DP2

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 1

AP5143

Copper-Platinum

-

3.2/ 5

.055"18mm, ⌀14x1.25HR 1

5143

Copper

2.9/ 5

.055"18mm, ⌀14x1.25HR 1

5144DP2

Copper

2.9/ 5

.055"18mm, ⌀14x1.25HR 2

5144BP

Copper

2.9/ 5

.055"18mm, ⌀14x1.25HR 2

5144

Copper

2.9/ 5

.055"18mm, ⌀14x1.25HR 2

5143BP

Copper

2.9/ 5

.055"18mm, ⌀14x1.25HR 1