The Champion 965 Spark Plug (RZ7C) is a compact copper-core spark plug designed for STIHL trimmers and brush cutters, offering reliable ignition, strong combustion, and resistance to fouling in high-revving two-stroke engines.
🔧 Copper core provides excellent heat dissipation and conductivity
🔧 Short reach design fits tight engine configurations
🔧 Resistor technology reduces interference and ensures stable spark
🔧 Engineered for handheld tools and extended use in rough conditions
Brand & Part Number: Champion 965 RZ7C
Material: Copper
Thread Size: 14mm
Reach: 9.5mm (3/8 in.)
Hex Size: 3/4 in. (19mm)
Seat Type: Gasket
Resistor: Yes
Gap: 0.030 in. (0.76mm)
Use Champion RZ7C for reliable starts, clean combustion, and lasting performance in your STIHL trimmer—order now!
At TXN Supply, we’re driven by a passion for quality and reliability. Whether you’re a DIY mechanic, an automotive professional, or just looking for top-notch essentials, we provide premium spark plugs, oil filters, fluids, and more from trusted brands like Champion, NGK, and ACDelco.
Our mission is simple: to deliver high-quality auto parts and everyday must-haves with fast shipping and great prices!
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We offer a 30-day return period. Items must be in original condition. Buyer is responsible for return shipping unless the item is defective or incorrect. Refunds are processed once the item is received. Contact us for any return assistance.



