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COMP Cams Valve Locks 3/8in Four Groove

Marsoni M251S
Sale price$29.84
Pay 4 payments of $7.46 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
COMP Cams Valve Locks 3/8in Four Groovelock angle and 3 8" valve stem size are a perfect replacement lock for stock engine rebuilds. They are recommended only for street Applications with lighter valve spring loads. It is critically important to make sure valve locks match the valve size. There should always be a small gap between the two halves of the lock when they are properly positioned on the valve stem. If the two halves fit together without a gap, they are too large. If the locks
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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4.7 ★★★★★
Based on 1406 reviews
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brettjl
Whiting, US
★★★★★ 5
Filter that Fits
Perfect fit for my F350, 6.7L Powerstroke.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 22, 2025
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De Jesus
Alexandria, US
★★★★★ 5
Great starter!
Excellent! A year later and it is still going strong! It will probably outlast the truck.
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Reviewed in the United States on May 22, 2026
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Stephanie Quintana
Grantham, US
★★★★★ 5
I got exactly what I ordered!
It was the correct part as listed.
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Reviewed in the United States on April 30, 2026
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sandra vines
Lake Worth, US
★★★★★ 5
Starter
Great product
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Reviewed in the United States on April 2, 2026
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robert posey
Massapequa, US
★★★★★ 5
STARTER
WORKS LIKE IT SHOULD
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Reviewed in the United States on October 5, 2025

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