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Almost perfect
these spark plug wires seem pretty well made and should hold up good for my old motorcycle but the fit could be better and they might cause some radio noise issues still decent for the price though
Carl | 1/16/2025 9:50 PM
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Satisfied with purchase
These copper core spark plug wires are fantastic, delivering reliable performance and impressive heat resistance - an enthusiast-quality upgrade for my old Harley V-Twin.
Darin | 1/4/2025 8:03 AM
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Would purchase again
These copper core wires are sick, my '69 XL is running smoother than ever with no more misfires since I threw these on.
Carl | 11/26/2024 6:06 AM
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Almost perfect
These copper core spark plug wires are just what my old Harley needed. I had some trouble with the shipping but the quality wires were worth the wait.
Abel | 11/22/2024 7:29 AM
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Highly recommend
I recently put some new Copper Core XXX spark plug wires on my old '58 Harley and I couldn't be happier, they were easy to install and really woke up the old v-twin, after a few weeks they're holding up great and my bike is running better than it has in years.
Carl | 11/20/2024 1:03 AM
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Highly recommend
The Copper Core XXX 8 mm Spark Plug Wire set is great for '58-'69 vintage Harleys, they're made in the USA, perform well, and were easy to install on my '69 Shovelhead though not too fancy they provide good durability and value for us casual vintage bike tinkerers.
Carl | 11/13/2024 9:34 PM
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