Denso X20EP-U9 Spark Plug

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Rating

3.3 / 5 Overall
Denso	X20EP-U9
Brand	Code
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
4.0 / 5 Design
U-Groove	Standard
Ground type	Center type

Specifications

0.9mm (.035")	20
Gap	Heat range
⌀12mm	1.25mm
Thread diameter	Thread pitch
19mm (3/4")	18mm ()
Reach	Hex size
Gasket	Threaded Stud
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

DPR6EA-9

Copper

2.9/ 5

.035"19mm, ⌀12x1.25HR 6

DP6EA-9

Copper

2.9/ 5

.035"19mm, ⌀12x1.25HR 6

Deep reference (1)

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

X20EPR-U9

Copper

-

3.3/ 5

.035"19mm, ⌀12x1.25HR 20

One step colder (1)

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

X22EP-U9

Copper

-

3.3/ 5

.035"19mm, ⌀12x1.25HR 22

Two steps colder (1)

Two steps colder spark plugs with same characteristics for heavily modified engines (150-200 hp increase)

X24EP-U9

Copper

-

3.3/ 5

.035"19mm, ⌀12x1.25HR 24