Champion RC12YC Spark Plug, Pack of 1

Champion RC12YC (71G) Copper Plus Small Engine Spark Plug, Pack of 1

Champion (5071) RC12YC EZ Start Small Engine Spark Plug, Pack of 1

Champion J8C (841) Copper Plus Small Engine Spark Plug, Pack of 1

E3 Spark Plugs E3.20 Small Engine and Lawn & Garden Spark Plug , Pack of 1

Champion Copper Plus Small Engine Spark Plug, Stk No. 946, Plug Type No.QC12YC (Pack of 1)

Briggs & Stratton Spark Plug #491055/ Compares to Champion RC12Y

Champion RN12YC (404) Copper Plus Spark Plug, Pack of 1

Champion RS12YC (401) Copper Plus Spark Plug, Pack of 1

Stens 130-191 Mega-Fire SE-12RCY Spark Plug Champion/RC12YC

NGK PRO-V Small Engine Spark Plug 5393 BKR5E

Champion Carded Spark Plug CHAMPION/RC12YC

Champion (71S) RC12YC Shop Pack Spark Plug, Case of 24

Champion XC12YC (982) Copper Plus Small Engine Spark Plug, Pack of 1

Genuine Champion RC12YC Spark Plug Replaces Ariens 08811700, 21531100, 21534100, 21536800, Briggs & Stratton 491055, 491055S, 499608, 692051, 72347GS, 792015, 805015 Cub Cadet 759-3336 Gravely 21531100, 21534100, 21536800 Husqvarna 531 30 81-28 John Deere M78543 Kohler 12 132 02, 12 132 02-S MTD 759-3336

Champion 3071 (3071) Platinum Power Spark Plug, Pack of 1

Champion Copper Plus Spark Plug, Stk No. 431, Plug Type No.RC14YC (Pack of 1)

Champion RC12YC-8pk Copper Plus Small Engine Spark Plug # 71G Pack of 8

Champion RC12YC5 (89) Copper Plus Spark Plug, Pack of 1

CD Champion Sparkplug 71-1 RC12YC

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Rc12yc Popular Q&A

Q: What is the difference insparkplugs rc12yc and rc12yc5?
A: the rc12yc5 has an extended gap for newer applications. Read More »

Q: What is the gap setting on a champion spark plug rc12yc?
A: GAP .030" Read More »

Q: What ngk replaces rc12yc? What plug replaces rc12yc.
A: Bkrse-11. bkr5egp. fr4. bkrse. Read More »

Q: What can happen if you use the wrong spark plug for a riding lawn...
A: The 14yc is hotter than the 12yc. won't cause much difference. but I'd still use the same as what came with the engine. Read More »

Q: Can i use a UR 4 NGK plug to replaces a rc12yc
A: No, the UR4 will not work. NKG replacement is a FR4 for a medium heat range. Read More »