NGK BPM7Y 4921 Spark Plug

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Rating

3.1 / 5 Overall
NGK	BPM7Y
Brand	Code
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
3.3 / 5 Design
Standard	V-Cut
Ground type	Center type

Specifications

0.7mm (.028")	7
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
9.5mm (3/8")	19mm (3/4")
Reach	Hex size
Gasket	Removable Nut
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Cross-reference (5)

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

XST2974

Iridium-Platinum

4.2/ 5

.024"9.5mm, ⌀14x1.25HR 2

W22MP-U

Copper

3.3/ 5

.024"9.5mm, ⌀14x1.25HR 22

853-1

Copper

2.9/ 5

.020"9.5mm, ⌀14x1.25HR 7

CJ7Y

Copper

2.9/ 5

.020"9.5mm, ⌀14x1.25HR 7

2974

Copper

2.9/ 5

.024"9.5mm, ⌀14x1.25HR 2

Deep reference (36)

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

XST2974

Iridium-Platinum

4.2/ 5

.024"9.5mm, ⌀14x1.25HR 2

XST2974

Iridium-Platinum

4.2/ 5

.024"9.5mm, ⌀14x1.25HR 2

WS7F SE

Copper

3.3/ 5

.020"9.5mm, ⌀14x1.25HR 7

WSR6F

Copper

3.3/ 5

.020"9.5mm, ⌀14x1.25HR 6

WS7F SS

Copper

3.3/ 5

.020"9.5mm, ⌀14x1.25HR 7

T22MP-U

Copper

3.3/ 5

.024"7.8mm, ⌀14x1.25HR 22

W22MP-U

Copper

3.3/ 5

.024"9.5mm, ⌀14x1.25HR 22

W22MP-U

Copper

3.3/ 5

.024"9.5mm, ⌀14x1.25HR 22

WS7F SE

Copper

3.3/ 5

.020"9.5mm, ⌀14x1.25HR 7

WSR6F

Copper

3.3/ 5

.020"9.5mm, ⌀14x1.25HR 6

WS7F SS

Copper

3.3/ 5

.020"9.5mm, ⌀14x1.25HR 7

T22MP-U

Copper

3.3/ 5

.024"7.8mm, ⌀14x1.25HR 22

W22MP-U

Copper

3.3/ 5

.024"9.5mm, ⌀14x1.25HR 22

BPMR8Y

Copper

-

3.1/ 5

.028"9.5mm, ⌀14x1.25HR 8

BPMR8Y

Copper

-

3.1/ 5

.028"9.5mm, ⌀14x1.25HR 8

CJ6Y

Copper

2.9/ 5

.026"9.5mm, ⌀14x1.25HR 6

CJ7Y

Copper

2.9/ 5

.020"9.5mm, ⌀14x1.25HR 7

RCJ6Y

Copper

2.9/ 5

.024"9.5mm, ⌀14x1.25HR 6

RCJ7Y

Copper

2.9/ 5

.026"9.5mm, ⌀14x1.25HR 7

BPM7A

Copper

2.9/ 5

.028"9.5mm, ⌀14x1.25HR 7

BPMR6A-10

Copper

2.9/ 5

.039"9.5mm, ⌀14x1.25HR 6

BPMR7A

Copper

2.9/ 5

.028"9.5mm, ⌀14x1.25HR 7

BPM7A

Copper

2.9/ 5

.028"9.5mm, ⌀14x1.25HR 7

2974

Copper

2.9/ 5

.024"9.5mm, ⌀14x1.25HR 2

CJ6Y

Copper

2.9/ 5

.026"9.5mm, ⌀14x1.25HR 6

CJ7Y

Copper

2.9/ 5

.020"9.5mm, ⌀14x1.25HR 7

RCJ6Y

Copper

2.9/ 5

.024"9.5mm, ⌀14x1.25HR 6

2974

Copper

2.9/ 5

.024"9.5mm, ⌀14x1.25HR 2

BPM7A

Copper

2.9/ 5

.028"9.5mm, ⌀14x1.25HR 7

CJ6Y

Copper

2.9/ 5

.026"9.5mm, ⌀14x1.25HR 6

CJ7Y

Copper

2.9/ 5

.020"9.5mm, ⌀14x1.25HR 7

RCJ6Y

Copper

2.9/ 5

.024"9.5mm, ⌀14x1.25HR 6

RCJ7Y

Copper

2.9/ 5

.026"9.5mm, ⌀14x1.25HR 7

BPM7A

Copper

2.9/ 5

.028"9.5mm, ⌀14x1.25HR 7

BPMR6A-10

Copper

2.9/ 5

.039"9.5mm, ⌀14x1.25HR 6

BPMR7A

Copper

2.9/ 5

.028"9.5mm, ⌀14x1.25HR 7

Same specs (2)

Products that have identical characteristics that impact interchangability

BPM7A SOLID

Copper

2.9/ 5

.028"9.5mm, ⌀14x1.25HR 7

BPM7A

Copper

2.9/ 5

.028"9.5mm, ⌀14x1.25HR 7

One step colder (1)

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

BPM8Y SOLID

Copper

-

3.1/ 5

.028"9.5mm, ⌀14x1.25HR 8