Champion S59HX Spark Plug

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Rating

3.3 / 5 Overall
Champion	S59HX
Brand	Code
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
3.8 / 5 Design
Cut Back	Standard
Ground type	Center type

Specifications

0.75mm (.030")	59
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

One step colder (1)

Colder spark plugs with same characteristics for moderately tuned engines (75–100 hp increase)

S55HX

Copper

-

3.3/ 5

.030"17.5mm, ⌀14x1.25HR 55