2 Pack Champion Spark Plug - For MS391 Stihl Chainsaw

The Champion 852 Spark Plug (RCJ6Y) is a reliable copper-core plug engineered for consistent ignition, smooth idling, and dependable performance in STIHL chainsaws and small two-cycle engines.

Features & Benefits:

🔧 Copper core improves conductivity and heat control
🔧 Built to resist fouling and carbon buildup
🔧 Solid terminal fits securely in handheld equipment
🔧 Engineered for rugged outdoor power applications

Specifications:

Brand & Part Number: Champion 852 RCJ6Y
Material: Copper
Thread Size: 14mm
Reach: 9.5mm (3/8 in.)
Hex Size: 13/16 in. (20.6mm)
Seat Type: Gasket
Resistor: Yes
Gap: 0.030 in. (0.76mm)

Choose Champion RCJ6Y for reliable starts and strong performance in your STIHL chainsaw—order now!