NGK BKR4E-11 5424 Spark Plug

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Rating
Brand	Code
3.1 / 5 Overall
NGK	BKR4E-11
3.0 / 5 Materials
Copper	Copper
Ground electrode	Center electrode
3.3 / 5 Design
Standard	V-Cut
Ground type	Center type

Specifications
Gap	Heat range
1.1mm (.043")	4
⌀14mm	1.25mm
Thread diameter	Thread pitch
19mm (3/4")	16mm (5/8")
Reach	Hex size
Gasket	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 (4)

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

XST3926

Iridium-Platinum

4.2 / 5

.035" 19mm, ⌀14x1.25 HR 5

FR10DCX

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 10

FR10DCX+

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 10

3926

Copper

2.9 / 5

.035" 19mm, ⌀14x1.25 HR 5

Deep reference (24)

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

IQ16

Copper-Iridium

4.3 / 5

.043" 19mm, ⌀14x1.25 HR 16

VK16

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 16

VK16

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 16

Q16PR-U11

Copper

3.3 / 5

.043" 19mm, ⌀14x1.25 HR 16

K16PR-U11

Copper

3.3 / 5

.043" 19mm, ⌀14x1.25 HR 16

FR5DTC

Copper

3.3 / 5

.031" 19mm, ⌀14x1.25 HR 5

K16PR-U11

Copper

3.3 / 5

.043" 19mm, ⌀14x1.25 HR 16

K16R-U11

Copper

3.3 / 5

.043" 19mm, ⌀14x1.25 HR 16

BKR4E

Copper

3.1 / 5

.035" 19mm, ⌀14x1.25 HR 4

BKR5EY

Copper

3.1 / 5

.035" 19mm, ⌀14x1.25 HR 5

BKR4E

Copper

3.1 / 5

.035" 19mm, ⌀14x1.25 HR 4

FR4

Copper

3.1 / 5

.039" 19mm, ⌀14x1.25 HR 4

BKR5E

Copper

3.1 / 5

.035" 19mm, ⌀14x1.25 HR 5

RC14YC

Copper

2.9 / 5

.039" 19mm, ⌀14x1.25 HR 14

BCP4ES-11

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 4

BKR4ESA-11

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 4

3926

Copper

2.9 / 5

.035" 19mm, ⌀14x1.25 HR 5

FR10DCX

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 10

RC14YC

Copper

2.9 / 5

.039" 19mm, ⌀14x1.25 HR 14

RC14YC4

Copper

2.9 / 5

.039" 19mm, ⌀14x1.25 HR 14

XC92YC

Copper

2.9 / 5

.030" 19mm, ⌀14x1.25 HR 92

BCP4ES-11

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 4

BKR4ESA-11

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 4

BKR5ES-11

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 5

Same specs (1)

Products that have identical characteristics that impact interchangability

BKR4ESA-11

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 4

One step colder (43)

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

SK16PR-L11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 16

IFR5G11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 5

IFR5J11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 5

IFR5E-11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 5

IFR5G-11K

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 5

VK16G

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 16

VK16PRZ-11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 16

VQ16

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 16

VK16

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 16

SKJ16CR-L11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 16

SK16PR-E11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 16

SK16PR-A11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 16

SK16R11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 16

SK16R-P11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 16

IFR5T11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 5

IFR5L-11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 5

PFR5N-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 5

PFR5A-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 5

PFR5J11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 5

BCPR5EIX-11

Copper-Iridium

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 5

PFR5B-11B

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 5

PFR5G-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 5

PFR5L-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 5

FR5AP-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 5

PK16R11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 16

PFR5B-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 5

PFR5C-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 5

BCPR5EP-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 5

K16PR-P11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 16

PK16PR11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 16

PK16PR-L11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 16

PK16PR-P11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 16

K16PR-TP11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 16

BKR5EP-11

Copper-Platinum

3.5 / 5

.043" 19mm, ⌀14x1.25 HR 5

BKR5EY-11

Copper

3.1 / 5

.043" 19mm, ⌀14x1.25 HR 5

BKR5E-N-11

Copper

3.1 / 5

.043" 19mm, ⌀14x1.25 HR 5

BKR5EYA-11

Copper

3.1 / 5

.043" 19mm, ⌀14x1.25 HR 5

BCPR5EY-11

Copper

3.1 / 5

.043" 19mm, ⌀14x1.25 HR 5

BCPR5E-11

Copper

3.1 / 5

.043" 19mm, ⌀14x1.25 HR 5

BKR5ESA-11

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 5

BKR5ES-11

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 5

BCPR5ES-11

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 5

K16PR-L11

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 16

Two steps colder (42)

Two steps colder spark plugs with same characteristics for heavily modified engines (150-200 hp increase)

IFR6E-11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 6

IFR6L-11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 6

IFR6T-11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 6

IFR6G-11K

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 6

VK20G

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 20

VK20PRZ-11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 20

VK20

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 20

VQ20

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 20

SK20PR-L11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 20

SK20BGR11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 20

SVK20RZ11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 20

SK20PR-A11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 20

SK20R11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 20

SK20R-P11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 20

IFR6B11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 6

IFR6J11

Iridium-Platinum

4.2 / 5

.043" 19mm, ⌀14x1.25 HR 6

PFR6G-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 6

ZFR6AIX-11S

Copper-Iridium

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 6

BCPR6EIX-11

Copper-Iridium

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 6

PFR6L-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 6

BCPR6EP-N-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 6

PFR6A-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 6

PK20PR-P11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 20

PFR6B-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 6

BKR6EIX-11

Copper-Iridium

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 6

PFR6N-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 6

BCPR6EP-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 6

PFR6J-11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 6

K20PRTP11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 20

PK20PR11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 20

PK20R11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 20

PK20PR-L11

Platinum

3.8 / 5

.043" 19mm, ⌀14x1.25 HR 20

BKR6EP-11

Copper-Platinum

3.5 / 5

.043" 19mm, ⌀14x1.25 HR 6

BCPR6EY-11

Copper

3.1 / 5

.043" 19mm, ⌀14x1.25 HR 6

BCPR6EY-N-11

Copper

3.1 / 5

.043" 19mm, ⌀14x1.25 HR 6

ZFR6K-11

Copper

3.1 / 5

.043" 19mm, ⌀14x1.25 HR 6

BKR6E-N-11

Copper

3.1 / 5

.043" 19mm, ⌀14x1.25 HR 6

BCPR6E-11

Copper

3.1 / 5

.043" 19mm, ⌀14x1.25 HR 6

BKR6E-11

Copper

3.1 / 5

.043" 19mm, ⌀14x1.25 HR 6

K20PR-L11

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 20

BCPR6ES-11

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 6

BKR6ES-11

Copper

2.9 / 5

.043" 19mm, ⌀14x1.25 HR 6