Learn how & where to find the right spark plug and a gap chart to guide you through … maintenance and when troubleshooting problems with your lawn mower.
How do I know which spark plug for my lawn mower?
|Replacement Part Type||Briggs & Stratton Spark Plug Part Number||Spark Plug Gap|
|Extended Life Series® OHV Spark Plug Platinum (Replaces Champion RC12YC)||696202 5066 (5066D, 5066H)||.030”|
|Resistor Spark plug – hotter spark (Replaces Champion RC14YC)||496018S 5092||.030”|
What should the gap be on a lawn mower spark plug?
The gap, or distance between the electrodes, should be between 0.028 and 0.031 inches. Check the gap with a gap gauge and adjust the ground electrode until the gap falls between the two numbers.