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Small Engine Spark Plugs

Small Engine Spark Plugs: Jack’s is your place! We have the Small Engine Spark Plugs you need, with fast shipping and great prices. For Small Engine parts and accessories, think Jack’s!

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978 Spark Plug RY4C
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more info

978 spark plug

Part Number: RY4C
Type: Resistor
REF. NO.: 978
Thread: 10mm
Hex Size: 5/8"

Reach: 9.5mm Seat Type: Tapered Heat Range: 4 Terminal Type: Solid
Fits Model

Replaces OEM
Champion : RY4C
Your Price: