PACK OF 4 CHAMPION RN12YC SPARK PLUGS EQUIVALENT TO 5R6A

The Champion Copper Plus RN12YC 4-Pack Spark Plugs is a classic choice for maintaining Harley and V-Twin engines using the 5R6A equivalent.

Specifications

• Equivalent to 5R6A.
• 14 mm thread with a long reach of 19 mm (3/4").
• Designed for use with a 21 mm spark plug wrench.
• Copper core with SAC-9 resistance.
• Comes in a 4-pack for complete sets in twin-cylinder engines.

Benefits of the 4-Pack

• Perfect for replacing the entire set in a Harley V-Twin.
• Always have replacements on hand in the garage for future maintenance.
• A great balance of price, performance, and durability.

Typical Applications

Widely used in numerous carbureted and fuel-injected Harley-Davidsons that share the 5R6A family. Ideal for daily use, long rides, and trips.

Installation Recommendations

• Verify the RN12YC / 5R6A equivalence with your bike's manual.
• Adjust the electrode gap with a gauge before installation.
• Tighten using the appropriate tool following the recommended torque.

Champion Copper Plus in Pack Format

With this RN12YC pack, you'll have spark plugs ready to keep your V-Twin smooth and reliable for many miles.

Compatibility

L79-80 Big Twin (NU); Indian: 02-08 Chief/Deluxe/Springfield/Roadmaster/Vintage; 2009 Chief Classic (Brembo calipers); 2009 Chief Standard (Brembo calipers); 2009 Chief Roadmaster (Brembo calipers)