MOTORCRAFT produces the SP521, a spark plug in their product line. Need a substitute? There are 38 compatible replacements, with popular options like the AUTOLITE FAP5184 and the BOSCH 6706.
| Distributor | Price | Last Checked | |
|---|---|---|---|
 Search for MOTORCRAFT SP521 on AmazonAs an Amazon Associate we earn from qualifying purchases | |||
No image available
Specifications
Specifications are still being gathered for this part. Check back soon.
Looking for detailed specs? Try a cross-reference equivalent below — they may have more information.Looking for detailed specs? Check the cross-reference equivalents — they may have more information.