Champion RC10WMPB4 Spark Plug

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Rating

4.2 / 5 Overall
Champion	RC10WMPB4
Brand	Code
4.5 / 5 Materials
Platinum	Iridium
Ground electrode	Center electrode
3.5 / 5 Design
Standard	Fine Wire
Ground type	Center type

Specifications

1mm (.039")	10
Gap	Heat range
⌀14mm	1.25mm
Thread diameter	Thread pitch
19mm (3/4")	16mm (5/8")
Reach	Hex size
Gasket	Removable Nut
Seat	Terminal
1	Non-Projected
Ground count	Projection

Cross-reference and alternatives

Same specs (8)

Products that have identical characteristics that impact interchangability

RC10PLPB4

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436C2

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436CC

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QC9MC4

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Bigger gap (1)

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

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One step colder (3)

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

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9803S

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RC8WMPB4

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4.2/ 5

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