Champion RS15LYC Spark Plug

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Rating

2.9 / 5 Overall
Champion	RS15LYC
Brand	Code
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
2.8 / 5 Design
Standard	Standard
Ground type	Center type

Specifications

1mm (.039")	15
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

Cross-reference (4)

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

VT16

Iridium-Platinum

4.2/ 5

.043"17.5mm, ⌀14x1.25HR 16

T16NR-U11

Copper

3.3/ 5

.043"18mm, ⌀14x1.25HR 16

TR4

Copper

3.1/ 5

.039"18mm, ⌀14x1.25HR 4

5245

Copper

-

2.9/ 5

.045"18mm, ⌀14x1.25HR 3

Deep reference (43)

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

TR5AI-13

Iridium-Platinum

4.2/ 5

.050"18mm, ⌀14x1.25HR 5

VT16

Iridium-Platinum

4.2/ 5

.043"17.5mm, ⌀14x1.25HR 16

TR4IX

Copper-Iridium

3.8/ 5

.039"18mm, ⌀14x1.25HR 4

RS12PYP

Platinum

3.7/ 5

.049"17.5mm, ⌀14x1.25HR 12

HGR9DQP

Copper-Platinum

3.5/ 5

.063"17.5mm, ⌀14x1.25HR 9

RS17YX

Copper

3.5/ 5

.024"17.5mm, ⌀14x1.25HR 17

RS17YX

Copper

3.5/ 5

.024"17.5mm, ⌀14x1.25HR 17

HR8DPX

Copper-Platinum

3.3/ 5

.043"17.5mm, ⌀14x1.25HR 8

HR9DPX

Copper-Platinum

3.3/ 5

.043"17.5mm, ⌀14x1.25HR 9

RS14PMC4

Copper-Platinum

3.3/ 5

.039"17.5mm, ⌀14x1.25HR 14

T16EPR-U

Copper

3.3/ 5

.031"18mm, ⌀14x1.25HR 16

TR4

Copper

3.1/ 5

.039"18mm, ⌀14x1.25HR 4

TR4

Copper

3.1/ 5

.039"18mm, ⌀14x1.25HR 4

HR8LPX

Copper-Platinum

3.0/ 5

.043"17.5mm, ⌀14x1.25HR 8

HR9DPY

Copper-Platinum

3.0/ 5

.059"17.5mm, ⌀14x1.25HR 9

HR9LPX

Copper-Platinum

3.0/ 5

.043"17.5mm, ⌀14x1.25HR 9

HR8LPX

Copper-Platinum

3.0/ 5

.043"17.5mm, ⌀14x1.25HR 8

HR9LPX

Copper-Platinum

3.0/ 5

.043"17.5mm, ⌀14x1.25HR 9

H9DC

Copper

-

2.9/ 5

.031"17.5mm, ⌀14x1.5HR 9

HR10DCX

Copper

-

2.9/ 5

.043"17.5mm, ⌀14x1.25HR 10

HR8DCX

Copper

-

2.9/ 5

.043"17.5mm, ⌀14x1.25HR 8

106

Copper

-

2.9/ 5

.050"17.5mm, ⌀14x1.25HR 4

2545

Copper

-

2.9/ 5

.045"18mm, ⌀14x1.25HR 3

2546

Copper

-

2.9/ 5

.055"18mm, ⌀14x1.25HR 4

605

Copper

-

2.9/ 5

.059"17.5mm, ⌀14x1.25HR 3

765

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 3

766

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 4

RS14LC

Copper

-

2.9/ 5

.043"18mm, ⌀14x1.25HR 14

RS14YC

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 14

2545

Copper

-

2.9/ 5

.045"18mm, ⌀14x1.25HR 3

2546

Copper

-

2.9/ 5

.055"18mm, ⌀14x1.25HR 4

RS14LC

Copper

-

2.9/ 5

.043"18mm, ⌀14x1.25HR 14

HR10DCX

Copper

-

2.9/ 5

.043"17.5mm, ⌀14x1.25HR 10

15C2

Copper

-

2.9/ 5

.039"17.5mm, ⌀14x1.25HR 15

401C2

Copper

-

2.9/ 5

.039"17.5mm, ⌀14x1.25HR 12

5245

Copper

-

2.9/ 5

.045"18mm, ⌀14x1.25HR 3

5245BP

Copper

-

2.9/ 5

.045"18mm, ⌀14x1.25HR 3

5245DP2

Copper

-

2.9/ 5

.045"18mm, ⌀14x1.25HR 3

HR10DCX+

Copper

-

2.9/ 5

.043"17.5mm, ⌀14x1.25HR 10

RS14YC

Copper

-

2.9/ 5

.045"17.5mm, ⌀14x1.25HR 14

HR9LCX

Copper

-

2.9/ 5

.043"17.5mm, ⌀14x1.5HR 9

HR9LCY

Copper

-

2.9/ 5

.059"17.5mm, ⌀14x1.25HR 9

RS13LYC5

Copper

-

2.9/ 5

.049"17.5mm, ⌀14x1.25HR 13

Same specs (2)

Products that have identical characteristics that impact interchangability

15C2

Copper

-

2.9/ 5

.039"17.5mm, ⌀14x1.25HR 15

15CC

Copper

-

2.9/ 5

.039"17.5mm, ⌀14x1.25HR 15

Bigger gap (1)

0.1..0.3 mm gap increase for better performance given your ignition system can handle it

RS13LYC5

Copper

-

2.9/ 5

.049"17.5mm, ⌀14x1.25HR 13