E3.20 SPARK PLUG (MORE POWER N
Have a Model Number?
- Lifetime Guarantee, Quicker Starts, Saves on fuel, and Reduces emissions
- Replaces Autolite 3924, 3926, 5224, AP3924, APP3924, AP5224, APP5224, XP3924, XP5224, XST3924, ZST3926
- Replaces Champion RC12YC, RC14YC
- Replaces NGK BCP4ES-11, BKR4E, BKR4E-11, BKR4EIX, BKR5E, BKR5E-11, BKR5EIX, BKR5EK, BKR5ES, BKR5ES-11, BKR5EYA, BKR5EYA-11, BKR6EKB-11, FR4, FR45, FR5
Specs & Pledge
Specifications
- Series Spark Plug

Shop with Confidence
Avoid frustration when buying parts, attachments, and accessories with the Troy-Bilt Right Part Pledge. If you purchase the wrong part from Troy-Bilt or a Troy-Bilt authorized online reseller, Troy-Bilt, or your Troy-Bilt authorized online reseller will work with you to identify the correct part for your equipment and initiate a free exchange. See full terms and conditions.

Fast, Free Shipping
Parts orders over $50 ship free.*All orders placed before 5 pm ship next day. Standard shipping averages 3 business days for delivery. Expedited shipping is available.
*Some exclusions apply. Read full shipping policy.

Hassle Free Returns
We'll make sure you get the right part. Enjoy 90-day returns for unused parts and we won't penalize you for ordering the wrong part when you follow our return policy.*
*Some exclusions apply. Read full returns policy.

Chat with Experts
Our outdoor power equipment experts are just one click away through Live Chat. Available Mon-Fri 8:30am - 5pm EDT.
Phone support also available:
1-800-828-5500