What spark plug does a Craftsman lawn mower use?
Replacement Plug
The Craftsman 4.5hp mower uses either a Champion model RJ19LM or J19LM spark plug, or equivalent, with the gap set at .
Furthermore, what is the spark plug for a 6.75 HP Craftsman lawn mower?
Compatible Spark Plug for Craftsman Lawn Mower & Garden Tractor with Tecumseh 6.75 hp OHV - Compatible Champion RJ19LM & NGK BR2LM Spark Plugs.
Correspondingly, can I use any spark plug for lawn mower? The spark plugs in both types of engine work on the same basic principle. ... Some automotive and lawn mower spark plugs may be interchangeable, but many others are not because of physical differences.
Consequently, what spark plug do I need for my Briggs and Stratton?
Flathead Engine Spark Plugs & Gaps
| 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” |
| Resistor | 692051 | .020” |
Do lawn mower spark plugs come pre gapped?
Check the gap on the new spark plug before installing it. A new plug will often come pre-gapped to match your specific engine, but use a spark plug gauge to verify that it matches the manufacturer's specifications.
