Bosch WR6BC+ Spark Plug

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Rating

2.9 / 5 Overall
Bosch	WR6BC+
Brand	Code
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
2.8 / 5 Design
Standard	Standard
Ground type	Center type

Specifications

0.7mm (.028")	6
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
12.7mm (1/2")	21mm (13/16")
Reach	Hex size
Gasket	Removable Nut
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Cross-reference (1)

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

BPR6HS

Copper

-

2.9/ 5

.028"12.7mm, ⌀14x1.25HR 6

Deep reference (11)

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

IWF20

Copper-Iridium

4.3/ 5

.031"12.7mm, ⌀14x1.25HR 20

W20FPR-U

Copper

3.3/ 5

.028"12.7mm, ⌀14x1.25HR 20

4123

Copper

-

2.9/ 5

.028"12.7mm, ⌀14x1.25HR 4

WR6BC

Copper

-

2.9/ 5

.028"12.7mm, ⌀14x1.25HR 6

WR7BC+

Copper

-

2.9/ 5

.031"12.7mm, ⌀14x1.25HR 7

327C

Copper

-

2.9/ 5

.039"12.7mm, ⌀14x1.25HR 87

QL82YC

Copper

-

2.9/ 5

.035"12.7mm, ⌀14x1.25HR 82

QL87YC

Copper

-

2.9/ 5

.030"12.7mm, ⌀14x1.25HR 87

RL82YC

Copper

-

2.9/ 5

.035"12.7mm, ⌀14x1.25HR 82

RL87YC

Copper

-

2.9/ 5

.039"12.7mm, ⌀14x1.25HR 87

WR6BC NS

Copper

-

2.9/ 5

.028"12.7mm, ⌀14x1.25HR 6

Same specs (1)

Products that have identical characteristics that impact interchangability

WR6BC

Copper

-

2.9/ 5

.028"12.7mm, ⌀14x1.25HR 6

Bigger gap (1)

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

WR7BC+

Copper

-

2.9/ 5

.031"12.7mm, ⌀14x1.25HR 7

One step colder (1)

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

WR5BC

Copper

-

2.9/ 5

.028"12.7mm, ⌀14x1.25HR 5