Autolite 373 Spark Plug

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Rating

2.9 / 5 Overall
Autolite	373
Brand	Code
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
2.8 / 5 Design
Standard	Standard
Ground type	Center type

Specifications

0.6mm (.024")	1
Gap	Heat range
⌀18mm	1.5mm
Thread diameter	Thread pitch
12.7mm (1/2")	21mm (13/16")
Reach	Hex size
Gasket	Removable Nut
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Cross-reference (5)

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

D14N .025

Copper

3.1/ 5

.024"12.7mm, ⌀18x1.5HR 14

M22

Copper

-

2.9/ 5

.028"12mm, ⌀18x1.5HR 22

AB-7

Copper

-

2.9/ 5

.028"11mm, ⌀18x1.5HR 7

D6

Copper

2.8/ 5

.026"12.7mm, ⌀18x1.5HR 6

D9

Copper

2.8/ 5

.026"12.7mm, ⌀18x1.5HR 9

Deep reference (7)

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

AB-7

Copper

-

2.9/ 5

.028"11mm, ⌀18x1.5HR 7

M22

Copper

-

2.9/ 5

.028"12mm, ⌀18x1.5HR 22

AB-8

Copper

-

2.9/ 5

.028"11mm, ⌀18x1.5HR 8

M22

Copper

-

2.9/ 5

.028"12mm, ⌀18x1.5HR 22

AB-6

Copper

-

2.9/ 5

.028"11mm, ⌀18x1.5HR 6

D9

Copper

2.8/ 5

.026"12.7mm, ⌀18x1.5HR 9

RD16

Copper

2.8/ 5

.026"12.7mm, ⌀18x1.5HR 16