SKU: 56433564138

Comp Cams 3/8 7 DEG MACH STEEL LOCK

Sale price$53.10 Regular price$59.00
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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15

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Description

Comp Cams 3/8 7 DEG MACH STEEL LOCKMachined Steel Race Locks: 1 Groove, 7 Angle, 3 8" Stem Size These single groove Machined Steel Street Locks with 7 lock angle and 3 8" valve stem size are perfect replacement locks for street applications. 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

Machined Steel Race Locks: 1 Groove, 7° Angle, 3/8" Stem Size

These single groove Machined Steel Street Locks with 7° lock angle and 3/8" valve stem size are perfect replacement locks for street applications. 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 fit tight to the stem and leave a gap between the middle of the lock and the O.D. of the stem, the locks are too small.

Most people believe that the tang inside a valve lock holds the retainer and valve spring in place while the engine is running. This is not the case. The cross-section of material in the tang is not strong enough to withstand open spring loads of 1000 lbs. or more. The sole purpose of the tang is to temporarily locate the lock, retainer and spring relative to the valve until the taper of the retainer can nest around the outside surface of the lock. This creates a "collet" effect that binds the two together. The more spring force exerted on the retainer (as the valve opens), the more force applied by the "collet" effect to keep the retainer and lock in place.



Vehicle Fitments:

Year Make Model Submodel
1979 Buick Century Custom, Special
1980 Buick Century Estate, Base
1979 - 1980 Buick Century Limited, Sport
1980 Buick Electra Park Avenue, Estate Wagon, Limited
1980 Buick Estate Wagon Base
1977 - 1980 Buick LeSabre Base
1977 - 1978 Buick LeSabre Custom
1977 Buick LeSabre Custom Sport
1979 - 1980 Buick LeSabre Limited
1978 - 1980 Buick LeSabre Sport
1979 - 1980 Buick Regal Sport, Base, Limited
1977 Buick Skylark Base, S, SR
1979 Oldsmobile Delta 88 Royale, Base
1976 - 1980 Pontiac Bonneville Brougham
1959 - 1962 Pontiac Bonneville Custom
1959 - 1980 Pontiac Bonneville Safari, Base
1964 - 1967 Pontiac Catalina 2+2
1971 - 1972 Pontiac Catalina Brougham
1959 - 1980 Pontiac Catalina Safari, Base
1962 - 1970 Pontiac Catalina Ventura
1967 - 1970 Pontiac Executive Safari, Base
1967 Pontiac Firebird 326
1968 - 1969 Pontiac Firebird 350
1969 Pontiac Firebird 350 HO
1967 - 1981 Pontiac Firebird Base
1970 - 1981 Pontiac Firebird Esprit, Formula
1967 - 1968 Pontiac Firebird HO
1967 - 1969 Pontiac Firebird Sprint, 400
1969 - 1981 Pontiac Firebird Trans Am
1973 - 1980 Pontiac Grand Am Base
1975 - 1981 Pontiac Grand LeMans Base, Safari
1976 Pontiac Grand LeMans BR
1976 - 1981 Pontiac Grand LeMans LE
1981 Pontiac Grand LeMans SA
1962 - 1980 Pontiac Grand Prix Base
1975 - 1980 Pontiac Grand Prix SJ, LJ
1971 - 1978 Pontiac Grand Safari Base
1971 - 1974 Pontiac Grandville Base
1975 Pontiac Grandville Brougham
1964 - 1973 Pontiac GTO Base
1970 - 1971 Pontiac GTO The Judge
1963 - 1981 Pontiac LeMans Base
1972 - 1974 Pontiac LeMans Luxury
1969 - 1981 Pontiac LeMans Safari
1974 Pontiac LeMans Safari Luxury
1970 - 1977 Pontiac LeMans Sport
1976 - 1977 Pontiac LeMans Sport Coupe
1971 Pontiac LeMans T37
1959 - 1966 Pontiac Star Chief Base
1966 Pontiac Star Chief Executive
1961 - 1970 Pontiac Tempest Base
1970 Pontiac Tempest GT
1961 - 1962 Pontiac Tempest LeMans
1961 - 1969 Pontiac Tempest Safari, Custom
1960 - 1977 Pontiac Ventura Base
1973 - 1975 Pontiac Ventura Custom
1974 Pontiac Ventura GTO
1975 Pontiac Ventura S
1975 - 1977 Pontiac Ventura SJ
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
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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.
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SKU: 56433564138

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raymond jones
Phoenix, US
★★★★★ 1
Not worth the time or money
Never buy these, they causes feet cramps and bad pain even if you use foot pain cream
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026
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Verified Purchase
Greg from MidW
Louisville, US
★★★★★ 3
Does the job but dangerous to walk with!
Does the job but dangerous to walk with: foot is sliding inside the sock if the foot was treated with cream or lotion prior. It is uncomfortable to sleep with but a necessary hurdle to heal your heels!
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Reviewed in the United States on December 24, 2025
T
Verified Purchase
Texgurl
Boise, US
★★★★★ 4
Does the trick
Bought it with urea cream for my senior dad who was diabetes. Careful with it, it will tear
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Reviewed in the United States on April 6, 2026
A
Verified Purchase
Amazon Customer
Charlottesville, US
★★★★★ 5
The really work!
Bought these or a friend with severely dry cracked feet. The change was significant and immediate. They wore them around the house for a day and that night they could already feel the difference.
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Reviewed in the United States on January 12, 2026
L
Lina
Lowell, US
★★★★★ 5
Fabulously bizarre and effective
These silicone socks have to be the strangest item I have ever ordered from Amazon. However strange they are, I was pleasantly surprised with them. My order came with two pairs, and I took one pair out to wash before use. I laughed at handling them then because they were a cross between hospital socks and leftover mannequin skin…trippy. The socks dried fast, so I put on foot lotion and put the socks on. The socks are beige skin tones that cover the entire foot up to the ankle, basically booties. The silicone is very soft and makes putting on and taking off the socks easy. They are also surprisingly easy to walk around in because the bottoms have grips, again, like hospital socks. I walked on tile, hardwood, and carpet with no slipping. The booties also stayed in place with no issues. I was concerned my feet would sweat, but that didn't happen. I was able to wear them for 3 hours without sweaty feet. When I took them off, my feet were a lot more soft than before or if I had used regular socks. For reference, my feet are not terrible, but the skin around my toes is dry and peeling from my picking(gross, I know). The socks I got are a size large, which worried me because they are big, but the site said for my shoe size (9) that's what I should order, and they were right. They are the perfect size and stretchy for room. I can't believe how cool and well-thought-out these socks are, on top of working. Honestly, these are among the top 20 favorite items I've ordered from Amazon. They may look incredibly strange, and they are, but they work wonders.
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Reviewed in the United States on June 5, 2025

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