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โก Ignite Your Tractorโs Power with Precision & Reliability!
The AL437 Pack of Four Spark Plugs offers a perfect fit for classic Ford tractors, featuring a 7/16" reach and 14mm thread size. Crafted with durable copper or nickel cores, these plugs replace multiple OEM models, ensuring reliable ignition and enhanced engine performance. Highly rated by users, this pack delivers professional-grade quality for maintaining your tractorโs peak power.


| Asin | B07ZDK81TS |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #54,132 in Automotive (See Top 100 in Automotive) #387 in Automotive Replacement Spark Plugs |
| Brand Name | Reliable Aftermarket Parts |
| Compatible With Vehicle Type | Tractor |
| Core Material | Copper or Nickel |
| Customer Reviews | 4.4 4.4 out of 5 stars (102) 4.4 out of 5 stars |
| Item Weight | 7.2 ounces |
| Manufacturer | Aftermarket |
| Manufacturer Part Number | AL437_x4-IRT |
| Model Number | various |
| Thread Size | 14Mm |
| Top Material Type | Copper or Nickel |
| Unit Count | 1.0 Count |
User
Perfect!
Worked wonderfully!
User
New spark plugs
Plugs look good. autolite plugs
User
Work good
Match the ones that were in there
User
They are definitely spark plugs.
They sparked when I put the spark plug wire on the skinny end and turned the key. I was thinking about putting it in my mouth but my daddy said don't do that. So I didn't. I really feel like I missed out. Good plugs though.
User
good price
works great
User
spark plug
got what i ordered, did not take long to arrive ,
User
Got them fast.
Worked on my 8n Ford tractor
User
Not to Spec
junk. not to spec. reach is considerably shorter than a true autolite 437. yes they fit into the engine, but are not correct
Trustpilot
2 weeks ago
5 days ago