Bosch 242236528 FR7NI33 Spark Plug

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Rating

4.5 / 5 Overall
Bosch	242236528
Brand	Code
5.0 / 5 Materials
Iridium	Iridium
Ground electrode	Center electrode
3.5 / 5 Design
Standard	Fine Wire
Ground type	Center type

Specifications

0.7mm (.028")	7
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
26.5mm (1.04")	16mm (5/8")
Reach	Hex size
Gasket	Solid
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Cross-reference (3)

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

IKH20

Copper-Iridium

4.3/ 5

.043"26.5mm, ⌀14x1.25HR 20

VKH20

Iridium-Platinum

4.2/ 5

.043"26.5mm, ⌀14x1.25HR 20

ILFR6B

Iridium-Platinum

4.2/ 5

.031"26.5mm, ⌀14x1.25HR 6

Deep reference (28)

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

IKH20TT

Iridium-Platinum

4.7/ 5

.039"26.5mm, ⌀14x1.25HR 20

SILFR6A11

Iridium-Platinum

4.4/ 5

.043"26.5mm, ⌀14x1.25HR 6

SILFR6A11

Iridium-Platinum

4.4/ 5

.043"26.5mm, ⌀14x1.25HR 6

SILFR6C11

Iridium-Platinum

4.3/ 5

.043"26.5mm, ⌀14x1.25HR 6

SILFR6C11

Iridium-Platinum

4.3/ 5

.043"26.5mm, ⌀14x1.25HR 6

IKH20

Copper-Iridium

4.3/ 5

.043"26.5mm, ⌀14x1.25HR 20

LZFR6AI

Iridium-Platinum

4.2/ 5

.031"26.5mm, ⌀14x1.25HR 6

ILFR6A

Iridium-Platinum

4.2/ 5

.031"26.5mm, ⌀14x1.25HR 6

ILFR6B

Iridium-Platinum

4.2/ 5

.031"26.5mm, ⌀14x1.25HR 6

ILFR6A

Iridium-Platinum

4.2/ 5

.031"26.5mm, ⌀14x1.25HR 6

ILFR6B

Iridium-Platinum

4.2/ 5

.031"26.5mm, ⌀14x1.25HR 6

LZFR6AI

Iridium-Platinum

4.2/ 5

.031"26.5mm, ⌀14x1.25HR 6

ILZFR6D11

Iridium-Platinum

4.2/ 5

.043"26.5mm, ⌀14x1.25HR 6

VKH20

Iridium-Platinum

4.2/ 5

.043"26.5mm, ⌀14x1.25HR 20

VKH20Y

Iridium-Platinum

4.2/ 5

.031"26.5mm, ⌀14x1.25HR 20

242235769

Copper-Iridium

3.8/ 5

.039"26.5mm, ⌀14x1.25HR 7

242240619

Platinum

3.8/ 5

.031"26.5mm, ⌀14x1.25HR 6

242236510

Platinum

3.8/ 5

.039"26.5mm, ⌀14x1.25HR 7

PLZFR6A-11S

Platinum

3.8/ 5

.043"26.5mm, ⌀14x1.25HR 6

LFR6AIX-11

Copper-Iridium

3.8/ 5

.043"26.5mm, ⌀14x1.25HR 6

242240619

Platinum

3.8/ 5

.031"26.5mm, ⌀14x1.25HR 6

PLZFR6A-11S

Platinum

3.8/ 5

.043"26.5mm, ⌀14x1.25HR 6

242236510

Platinum

3.8/ 5

.039"26.5mm, ⌀14x1.25HR 7

242235769

Copper-Iridium

3.8/ 5

.039"26.5mm, ⌀14x1.25HR 7

LFR6AIX-11

Copper-Iridium

3.8/ 5

.043"26.5mm, ⌀14x1.25HR 6

PKH20TT

Platinum-Titanium

3.7/ 5

.039"26.5mm, ⌀14x1.25HR 20

242235743

Copper-Platinum

3.5/ 5

.028"26.5mm, ⌀14x1.25HR 7

242235743

Copper-Platinum

3.5/ 5

.028"26.5mm, ⌀14x1.25HR 7

Same specs (3)

Products that have identical characteristics that impact interchangability

FR6NII332S

Iridium-Platinum

4.2/ 5

.028"26.5mm, ⌀14x1.25HR 6

242240637

Platinum

3.8/ 5

.028"26.5mm, ⌀14x1.25HR 6

242235743

Copper-Platinum

3.5/ 5

.028"26.5mm, ⌀14x1.25HR 7

Bigger gap (7)

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

FR7SI332

Iridium-Platinum

4.2/ 5

.031"26.5mm, ⌀14x1.25HR 7

FR6SI300T

Copper-Iridium

3.8/ 5

.031"26.5mm, ⌀14x1.25HR 6

242240619

Platinum

3.8/ 5

.031"26.5mm, ⌀14x1.25HR 6

242235769

Copper-Iridium

3.8/ 5

.039"26.5mm, ⌀14x1.25HR 7

242236510

Platinum

3.8/ 5

.039"26.5mm, ⌀14x1.25HR 7

FR7SPP302U

Copper-Platinum

3.5/ 5

.039"26.5mm, ⌀14x1.25HR 7

FR7NEU

Copper

2.9/ 5

.039"26.5mm, ⌀14x1.25HR 7

One step colder (1)

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

FR5NPP332S

Platinum

3.8/ 5

.028"26.5mm, ⌀14x1.25HR 5