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RY4C 978 Spark Plug

Champion 978 Spark Plug RY4C

Part#:  RY4C
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Champion OEM Part



978 Spark Plug

Fits Model


Also Fits Model


Replaces OEM



Type Resistor
Reach: 9.5mm
Seat Type: Tapered
Heat Range: 4
Terminal Type: Solid
REF. NO. 978
Thread 10mm
Hex Size 5/8"

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