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Autolite 4123 Spark Plug

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Rating
2.9 / 5
Overall
Autolite 4123
Brand Code
3.0 / 5
Materials
Copper Copper
Ground electrode Center electrode
2.8 / 5
Design
Standard Standard
Ground type Center type
Specifications
0.7mm (.028") 4
Gap Heat range
⌀14mm 1.25mm
Thread diameter Thread pitch
12.7mm (1/2") 21mm (13/16")
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 (29)

Alternative spark plugs found in cross-reference docs provided by manufacturers
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 22
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 24
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 20
Copper-Iridium
3.8 / 5
.031" 12.7mm, ⌀14x1.25 HR 6
Copper-Iridium
3.8 / 5
.031" 12.7mm, ⌀14x1.25 HR 7
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 16
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 16
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 20
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 20
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 22
Copper
-
2.9 / 5
.031" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 87
Copper
-
2.9 / 5
.030" 12.7mm, ⌀14x1.25 HR 92
Copper
-
2.9 / 5
.035" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 87
Copper
-
2.9 / 5
.035" 12.7mm, ⌀14x1.25 HR 95
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 4
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 5
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 4
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 5
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 7

Deep reference (149)

A second level of cross-reference: if A=B and B=C, then A=C
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 20
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 22
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 22
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 20
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 16
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 22
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 20
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 16
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 20
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 22
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 16
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 20
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 20
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 22
Copper-Iridium
4.3 / 5
.031" 12.7mm, ⌀14x1.25 HR 22
Iridium-Platinum
4.2 / 5
.031" 12.7mm, ⌀14x1.25 HR 4
Iridium-Platinum
4.2 / 5
.031" 12.7mm, ⌀14x1.25 HR 4
Iridium-Platinum
4.2 / 5
.028" 12.7mm, ⌀14x1.25 HR 4
Copper-Iridium
3.8 / 5
.031" 12.7mm, ⌀14x1.25 HR 7
Copper-Iridium
3.8 / 5
.031" 12.7mm, ⌀14x1.25 HR 6
Copper-Iridium
3.8 / 5
.031" 12.7mm, ⌀14x1.25 HR 7
Copper-Iridium
3.8 / 5
.031" 12.7mm, ⌀14x1.25 HR 8
Copper-Iridium
3.8 / 5
.031" 12.7mm, ⌀14x1.25 HR 8
Copper-Iridium
3.8 / 5
.031" 12.7mm, ⌀14x1.25 HR 6
Copper-Iridium
3.8 / 5
.031" 12.7mm, ⌀14x1.25 HR 6
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 22
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 20
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 16
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 22
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 20
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 16
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 20
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 22
Copper
3.3 / 5
.039" 12.7mm, ⌀14x1.25 HR 14
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 16
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 20
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 22
Copper
3.3 / 5
.028" 12.7mm, ⌀14x1.25 HR 22
Copper
3.2 / 5
.026" 12.7mm, ⌀14x1.25 HR 7
Copper
3.2 / 5
.026" 12.7mm, ⌀14x1.25 HR 8
Copper
3.2 / 5
.016" 12.7mm, ⌀14x1.25 HR 8
Copper
3.2 / 5
.016" 12.7mm, ⌀14x1.25 HR 8
Copper
3.2 / 5
.059" 12.7mm, ⌀14x1.25 HR 16
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.031" 12.7mm, ⌀14x1.25 HR 4
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 5
Copper
-
2.9 / 5
.031" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.031" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.035" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.030" 12.7mm, ⌀14x1.25 HR 86
Copper
-
2.9 / 5
.030" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.035" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 86
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.020" 12.7mm, ⌀14x1.25 HR 4
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 8
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 8
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 8
Copper
-
2.9 / 5
.059" 12.7mm, ⌀14x1.25 HR 8
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 8
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 8
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 8
Copper
-
2.9 / 5
.031" 12.7mm, ⌀14x1.25 HR 2
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 1
Copper
-
2.9 / 5
.031" 12.7mm, ⌀14x1.25 HR 78
Copper
-
2.9 / 5
.030" 12.7mm, ⌀14x1.25 HR 78
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 78
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 81
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.031" 12.7mm, ⌀14x1.25 HR 4
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 87
Copper
-
2.9 / 5
.030" 12.7mm, ⌀14x1.25 HR 87
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 87
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 5
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 5
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.030" 12.7mm, ⌀14x1.25 HR 92
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.030" 12.7mm, ⌀14x1.25 HR 87
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 87
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 87
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.035" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.035" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 5
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 4
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.030" 12.7mm, ⌀14x1.25 HR 92
Copper
-
2.9 / 5
.031" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 87
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 78
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 78
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 5
Copper
-
2.9 / 5
.031" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 92
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 16
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.031" 12.7mm, ⌀14x1.25 HR 7
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 87
Copper
-
2.9 / 5
.035" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.030" 12.7mm, ⌀14x1.25 HR 87
Copper
-
2.9 / 5
.035" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.039" 12.7mm, ⌀14x1.25 HR 87
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 20
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 6
Copper
-
2.9 / 5
.024" 12.7mm, ⌀14x1.25 HR 78
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 5
Copper
-
2.9 / 5
.028" 12.7mm, ⌀14x1.25 HR 5
Copper
-
2.9 / 5
.035" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.035" 12.7mm, ⌀14x1.25 HR 82
Copper
-
2.9 / 5
.059" 12.7mm, ⌀14x1.25 HR 78

Same specs (1)

Products that have identical characteristics that impact interchangability
Iridium-Platinum
4.2 / 5
.028" 12.7mm, ⌀14x1.25 HR 4