Bosch FR8DPP33+ Spark Plug

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Rating

3.8 / 5 Overall
Bosch	FR8DPP33+
Brand	Code
4.0 / 5 Materials
Platinum	Platinum
Ground electrode	Center electrode
3.5 / 5 Design
Standard	Fine Wire
Ground type	Center type

Specifications

1mm (.039")	8
Gap	Heat range
⌀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

Cross-reference (2)

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

IFR5D10

Iridium-Platinum

4.2/ 5

.039"19mm, ⌀14x1.25HR 5

PFR5R-11

Platinum

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

Deep reference (3)

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

VK16

Iridium-Platinum

4.2/ 5

.043"19mm, ⌀14x1.25HR 16

FR8DPP33+ OSN

Platinum

-

3.8/ 5

.039"19mm, ⌀14x1.25HR 8

KC10PYPB4

Platinum

-

3.8/ 5

.039"19mm, ⌀14x1.25HR 10

Same specs (3)

Products that have identical characteristics that impact interchangability

RC11PYPB4

Platinum

-

3.8/ 5

.039"19mm, ⌀14x1.25HR 11

ZFR5BGP

Copper-Platinum

3.5/ 5

.039"19mm, ⌀14x1.25HR 5

RC11ZYC4

Copper

2.9/ 5

.039"19mm, ⌀14x1.25HR 11

Bigger gap (9)

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

ZFR5AIX-11

Copper-Iridium

-

3.8/ 5

.043"19mm, ⌀14x1.25HR 5

FR8DPX+

Copper-Platinum

3.3/ 5

.043"19mm, ⌀14x1.25HR 8

FR8LPX+

Copper-Platinum

3.3/ 5

.043"19mm, ⌀14x1.25HR 8

FR8DPX

Copper-Platinum

3.3/ 5

.043"19mm, ⌀14x1.25HR 8

FR8LPX

Copper-Platinum

3.3/ 5

.043"19mm, ⌀14x1.25HR 8

FR8DCX+ NS

Copper

2.9/ 5

.043"19mm, ⌀14x1.25HR 8

89CC

Copper

2.9/ 5

.049"19mm, ⌀14x1.25HR 12

89C2

Copper

2.9/ 5

.049"19mm, ⌀14x1.25HR 12

RC12YC5

Copper

2.9/ 5

.049"19mm, ⌀14x1.25HR 12

One step colder (12)

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

RC10WYPB4

Iridium-Platinum

4.2/ 5

.039"19mm, ⌀14x1.25HR 10

FR6DPP22U

Platinum

-

3.8/ 5

.039"19mm, ⌀14x1.25HR 6

FR7DPP22U

Platinum

-

3.8/ 5

.039"19mm, ⌀14x1.25HR 7

RC10PYPB4

Platinum

-

3.8/ 5

.039"19mm, ⌀14x1.25HR 10

RC10PYP4

Platinum

3.7/ 5

.039"19mm, ⌀14x1.25HR 10

346C2

Copper

2.9/ 5

.039"19mm, ⌀14x1.25HR 10

RC10YC4

Copper

2.9/ 5

.039"19mm, ⌀14x1.25HR 10

418CC

Copper

2.9/ 5

.039"19mm, ⌀14x1.25HR 9

430C2

Copper

2.9/ 5

.039"19mm, ⌀14x1.25HR 9

RC9YCN4

Copper

2.9/ 5

.039"19mm, ⌀14x1.25HR 9

RC9YC4

Copper

2.9/ 5

.039"19mm, ⌀14x1.25HR 9

RC10YCC4

Copper

2.9/ 5

.039"19mm, ⌀14x1.25HR 10

Two steps colder (5)

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

RC8WYPB4

Iridium-Platinum

4.2/ 5

.039"19mm, ⌀14x1.25HR 8

RC8PYPB4

Platinum

-

3.8/ 5

.039"19mm, ⌀14x1.25HR 8

RC7PYCB4 -2

Copper-Platinum

3.5/ 5

.039"19mm, ⌀14x1.25HR 7

RC7PYCB4

Copper-Platinum

3.5/ 5

.039"19mm, ⌀14x1.25HR 7

RC8YC4

Copper

2.9/ 5

.039"19mm, ⌀14x1.25HR 8