Best Engine Valve Locks in 2026

Daisy
Last Updated: Feb 6, 2026

At a Glance: Our Top Picks for Engine Valve Locks

COMP Cams 648-16 Machined Steel Set of 16-7 Degree, 11/32", Single Groove Race Locks , Black
#TOP1
Comp Cams 648-16 Machined Steel Set Of 16-7
8.8
PM SCORE
COMP Cams 601-16 Hardened Steel Set of 16 - 7 Degree, 11/32", Single Groove Street Locks
#TOP2
Comp Cams 601-16 Hardened Steel Set Of 16
8.7
PM SCORE
Skunk2 Racing 312-05-0150 Black Valve Keeper/Lock for Honda
#TOP3
Skunk2 Racing 312-05-0150 Black Valve Keeper/Lock For Honda
5.6
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Engine Valve Locks of 2026

Comp Cams 648-16 Machined Steel Set Of 16-7 Degree, 11/32", Single Groove Race Locks , Black

COMP CAMS
648-16
6.00 X 4.00 X 0.31 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Machined steel single groove

7 degree lock angle, 11/32 inch valve stem diameter

Features a single groove

7 degree lock angle

Easy installation

Comp Cams 601-16 Hardened Steel Set Of 16 - 7 Degree, 11/32", Single Groove Street Locks

COMP CAMS
601-16
6.00 X 4.00 X 0.20 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Stamped And Hardened For Superior Wear Resistance

Item Package Height:15.5 Centimeters

Item Package Length:1.4 Centimeters

Item Package Width:8.8 Centimeters

Skunk2 Racing 312-05-0150 Black Valve Keeper/Lock For Honda

SKUNK2 RACING
312-05-0150
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

32 Pieces (Enough for 16 Valves)

Work w/ Factory and Aftermarket 5.5mm Valves

7 Degree Tapper

Work w/ Most OEM and Aftermarket Retainers

Fit type: Vehicle Specific

Comp Cams 603-16 Hardened Steel Set Of 16 - 7 Degree, 3/8", Single Groove Street Locks

COMP CAMS
603-16
5.40 X 4.00 X 0.01 Inches
0.13 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Performance Parts Racing 9.67

Features

Package Dimensions: 0.508 H x 13.462 L x 10.16 W (centimeters)

Country of Origin : United States

Package Weight: 0.15 pounds

Fit type: Vehicle Specific

Howards Valve Lock, 7 Deg, 11/32", 050 93010

HOWARDS CAMS
93010
4.50 X 2.75 X 0.75 Inches
0.13 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Crazy4Performance 9.33

Features

Howards Valve Lock, 7 Deg., 11/32", +.050 93010

#TOP6

Comp Cams 607-16 Valve Lock Set For Dodge Hemi

COMP CAMS
607-16
7.40 X 4.00 X 1.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Quality Material - Made from hardened steel, COMP Cams Street Locks are stamped and hardened for superior wear resistance.

Street Performance Ready - Designed to withstand abuse from OE rebuilds and street performance engines.

Fits Dodge 5. 7, 6. 2 and 6. 4L HEMI

Fit type: Vehicle Specific

Comp Cams 623-16 Machined Steel Set Of 16-7 Degree, 8Mm, Single Groove Race Locks

COMP CAMS
623-16
3.20 X 4.00 X 0.10 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Package Dimensions: 0.762 H x 7.62 L x 12.7 W (centimeters)

Country of Origin : United States

Package Weight: 0.1 pounds

Fit type: Vehicle Specific

Comp Cams 6111 11/32" Valve Stem Lock

COMP CAMS
6111
0.00 X 0.00 X 0.00 Inches
0.09 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
AsaPerformance direct 9.44

Features

Product Type :Auto Part

Package Dimensions :0.5 Cm L X3.2 Cm W X9.1 Cm H

Country Of Origin :United States

Package Quantity :1

Manley 1319416 Engine Valve Lock

MANLEY PERF
13194-16
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Crazy4Performance 9.33

Features

Product Type :Auto Part

Package Dimensions :8.0" L X4.75" W X1.0" H

Package Weight :0.5Lbs

Package Quantity :1

#TOP10

Xbwei 1Set (1 Lock + 2 Keys) Electric Car Scooter Tail Box Lock Trunk Lock Accessories Motorcycle Rear Locks

DDSFD-369
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Jianzaoxing 3.05

Features

1Set (1 Lock + 2 Keys) .

Condition: Brand New.

Material: Metal.

Size: As Pictures Shown.

Fitment:For Red five-star tail box lock.

#TOP11

Hydraulic Pilot Safety Lock Lever Assy Fits Caterpillar Excavator (234-6613 307D 312D 320D 324D 336D 330D)

MAKO AIRTEK
234-6613 307D 312D 320D 324D 336D 330D
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
MAKO AIRTEK 5.02

Features

Service: 24/7 for your after-sale problems.

Easy installation: Perfect match for the original machine.

RELIABLE MAINTENANCE: The item can directly replace damaged or faulty original item to achieve reliable maintenance

LONG SERVICE LIFE: Excavator wire cable come with stable structure, excellent performance and long service life

LONG SERVICE LIFE:Excellent performance and long service life

Melling 476104 Engine Valve Lock, Pack Of 4

MELLING
476104
14.50 X 1.00 X 0.10 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Shop Eddies 🏁✳️🚚 9.60

Features

MELLING ENGINE PRODUCTS 476104 LOCK ENGINE VALVE 4PK

Manley 10 Degree +.050 .3110 Bead Valve Lock (Set Of 8)

MANLEY PERFORMANCE
13152-8
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Crazy4Performance 9.33

Features

Package Dimensions: 8.0 L x 1.0 H x 4.75 W (inches)

Package Weight : 0.5 pounds

Country of Origin : United States

Part number: 13152-8

Top 10 engine valve locks Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Comp Cams 6
1
Howards Cams 1
Mako Airtek 1
Manley Perf 1
Manley Performance 1
Melling 1
Skunk2 Racing 1

Top 10 engine valve locks Brands Pie Chart


We've carried out a comprehensive analysis of 244 reviews on engine valve locks, using our selection criteria to identify the best options in the automotive replacement parts. Our findings reveal that most customers typically select engine valve locks priced around $52.57, with top brands including michigan motorsports, z whip, comp cams, tyfyb, yoursme, skunk2 racing, blackhorse-racing, royalo and manley performance and crower cams

Our team of expert editors reviewed these high-quality items and handpicked the top 13 engine valve locks for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the automotive replacement parts category. These include michigan motorsports, z whip, asaperformance direct, kaqiusha, performance parts racing, yoursme, amazon.com, blackhorseracing and royalo and king won store .

We are dedicated to assisting our users in finding the right locks Products based on their needs, saving them considerable time when choosing which engine valve locks to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.