Skip to content

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
Easy Shipping

Quick Dispatch:

Your COMP Cams Valve Locks 3/8in Four Groove orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your COMP Cams Valve Locks 3/8in Four Groove ships.

Need Help?
Questions about COMP Cams Valve Locks 3/8in Four Groove, sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for COMP Cams Valve Locks 3/8in Four Groove in your area.

Get Shipping Estimates

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]
  • Please click here for more details>>> Return & Exchange Policy
4.2 ★★★★★
Based on 258 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
N
Verified Purchase
Namalene
Boise, US
★★★★★ 5
Honda Crv 2019
Who's took my 2019 Honda CRV in for an oil change and to get the engine and cabin filters replaced. They fit and worked great!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 1, 2026
T
Verified Purchase
Thomas M Hrabar
Phoenix, US
★★★★★ 5
Great value for the price
Perfect fit,good quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 11, 2025
A
Verified Purchase
Allen
Fort Morgan, US
★★★★★ 5
Power steering leak
Worked great. No problem at all.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 16, 2026
C
Verified Purchase
ChrisA
Boise, US
★★★★★ 5
perfect fit for 2005 acura rsx s-type
Why did you pick this product vs others?: fixed my PS pump leak fast.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 7, 2025
J
Verified Purchase
J.P.
Alexandria, US
★★★★★ 5
So good. No more whine!
Worked like a charm on a 2007 & 2009 Accord 4cyl
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 18, 2025

recommand products