Autolite Small Engine Spark Plug, 3924 for Select Briggs & Stratton and Kohler Engine Power Equipment and Lawn Mowers

<p>Autolite Small Engine Spark Plug, 3924 is designed for Select Briggs &amp; Stratton and Kohler Engine Power Equipment and Lawn Mowers. Autolite Copper Small Engine Spark Plugs are engineered for long life and cover lawn mowers, motorcycles, recreational vehicles, and other small power equipment. Small engines work under dirty, demanding conditions. Replace your spark plugs often in your mower, tractor, chainsaw, blower and more to keep them running better and working harder. Autolite is the leading supplier of spark plugs; offering the best alternative to OE spark plugs. Because you take working outdoors seriously, Autolite small engine spark plugs feature a nickel alloy center and side electrode, nickel-plated rolled threads and a steel shell. If you take care of your engine once a year, it will take care of you all season long.</p>

Autolite Copper Spark Plug 3924 for Select Briggs & Stratton and Kohler Engine Power Equipment and Lawn Mowers:

• The Autolite Small Engine Spark Plug, 3924 replaces the following spark plugs: Champion (RC12YC, RN9YC, RN11YC4): NGK (BCPR5EY, BKR5E, BKR5EY, BKR6E): Briggs&Stratton (496018S): E3 (E3.20)
• Fits select models of these popular applications. Check your owner's manual for the spark plug to replace. 
  • Engine power equipment: Briggs & Stratton, Kohler. 
  • Lawn mowers/garden tractors: Husqvarna, Gravely, Cub Cadet, Poulan, Ariens, John Deere, Agco Allis, Toro, Massey Ferguson, Bobcat. 
  • Other power equipment: Toro, Simplicity, Cub Cadet, Snapper, Gravely, Craftsman.
• Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof).
• Multi-rib insulator reduces danger of "flash-over".
• One-piece terminal post adds strength to spark plug.
• Resistor reduces radio frequency interference (RFI) and electrode erosion.
• Cold-formed steel shell precision rolled threads
• Full copper core electrode provides better performance in all conditions
• Autolite highly recommends that you consult with your equipment's repair manual for specific instructions for changing the spark plug.