Denso MA20R-U11 Spark Plug

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Rating
Brand	Code
3.3 / 5 Overall
Denso	MA20R-U11
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
4.0 / 5 Design
U-Groove	Standard
Ground type	Center type

Specifications
Gap	Heat range
1.1mm (.043")	20
⌀18mm	1.5mm
Thread diameter	Thread pitch
12mm (.472")	21mm (13/16")
Reach	Hex size
Tapered	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 (2)

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

124

Copper

2.9/ 5

.037"11.6mm, ⌀18x1.5HR 1

AR6FS

Copper

2.9/ 5

.035"11mm, ⌀18x1.5HR 6

Deep reference (9)

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

MA20PR-U

Copper

3.3/ 5

.035"11.6mm, ⌀18x1.5HR 20

MA20PR-U

Copper

3.3/ 5

.035"11.6mm, ⌀18x1.5HR 20

MA20P-U

Copper

3.3/ 5

.035"11.6mm, ⌀18x1.5HR 20

RF10C

Copper

2.9/ 5

.030"11mm, ⌀18x1.5HR 10

A6FS

Copper

2.9/ 5

.035"11mm, ⌀18x1.5HR 6

AR6FS

Copper

2.9/ 5

.035"11mm, ⌀18x1.5HR 6

AR6FS-11

Copper

2.9/ 5

.043"11mm, ⌀18x1.5HR 6

124

Copper

2.9/ 5

.037"11.6mm, ⌀18x1.5HR 1

RF10C

Copper

2.9/ 5

.030"11mm, ⌀18x1.5HR 10