What spark plug does a Craftsman lawn mower use?
The Craftsman 4.5hp mower uses either a Champion model RJ19LM or J19LM spark plug, or equivalent, with the gap set at .
Subsequently, what size spark plug does a craftsman?
The Craftsman 4 piece spark plug socket set features the following sizes: 5/8, 3/4, 13/16 inch and 18mm. Each one has 6 contact points, is high quality and versatile.
Correspondingly, can you 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.
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.Spark plugs that are gapped incorrectly can cause an engine to miss, or run erratically, especially during idle. The incorrect spark plug gaps can cause uneven firing of individual spark plugs and delay engine combustion; both of which can cause an engine to miss or idle erratically.Lumix GC NGK Spark Plug For John Deere LA135 Craftsman LT1000 YT4000 YTS3000 Tractors.NGK Spark Plugs for Briggs & Stratton Engines
|Fits||BRIGGS & STRATTON GAS ENGINES -- All models except twin cylinder, Vanguard Intek, 19A400-19G400 series|