Bosch HR9LCY 7704 Spark Plug

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Rating

2.9 / 5 Overall
Bosch	HR9LCY
Brand	Code
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
2.8 / 5 Design
Standard	Standard
Ground type	Center type

Specifications

1.5mm (.059")	9
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
17.5mm (.689")	16mm (5/8")
Reach	Hex size
Tapered	Removable Nut
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

TR55-1

Copper

3.1/ 5

.059"18mm, ⌀14x1.25HR 5

5245

Copper

-

2.9/ 5

.045"18mm, ⌀14x1.25HR 3

Deep reference (5)

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

TR4

Copper

3.1/ 5

.039"18mm, ⌀14x1.25HR 4

605

Copper

-

2.9/ 5

.059"17.5mm, ⌀14x1.25HR 3

HR9LCX

Copper

-

2.9/ 5

.043"17.5mm, ⌀14x1.5HR 9

RS13LYC5

Copper

-

2.9/ 5

.049"17.5mm, ⌀14x1.25HR 13

RS15LYC

Copper

-

2.9/ 5

.039"17.5mm, ⌀14x1.25HR 15

Same specs (4)

Products that have identical characteristics that impact interchangability

RS14PYP6

Platinum

3.6/ 5

.059"17.5mm, ⌀14x1.25HR 14

HR9DCY+ NS

Copper

-

2.9/ 5

.059"17.5mm, ⌀14x1.25HR 9

13CC

Copper

-

2.9/ 5

.059"17.5mm, ⌀14x1.25HR 14

13C2

Copper

-

2.9/ 5

.059"17.5mm, ⌀14x1.25HR 14