Spark Plug Sockets(693)
Overall pick Hyper Tough Spark Plug Socket Set for Garden Tools, Motorcycles, Cars and Trucks - 3 Piece $7.38 $2.46/ea

Hyper Tough Spark Plug Socket Set for Garden Tools, Motorcycles, Cars and Trucks - 3 Piece
Best seller Hyper Tough 3/8-inch Drive 5/8-inch Magnetic Wobble Spark Plug Socket $8.97

Hyper Tough 3/8-inch Drive 5/8-inch Magnetic Wobble Spark Plug Socket
Hyper Tough 3/8-inch Drive 9/16-inch Magnetic Wobble Spark Plug Socket $8.97

Hyper Tough 3/8-inch Drive 9/16-inch Magnetic Wobble Spark Plug Socket
Hyper Tough 3-Piece 3/8-In Drive Spark Plug Socket Set, Includes 5/8 In, 3/4 In, and 13/16 In Sizes $8.63

Hyper Tough 3-Piece 3/8-In Drive Spark Plug Socket Set, Includes 5/8 In, 3/4 In, and 13/16 In Sizes
Best seller CASOMAN 8-Piece 3/8" Drive Spark Plug Socket Set, 6-Point with Extension Bar, Universal Joint & Gap Tool, CR-V Steel $18.97

CASOMAN 8-Piece 3/8" Drive Spark Plug Socket Set, 6-Point with Extension Bar, Universal Joint & Gap Tool, CR-V Steel
Performance Tool W38160 3/8-Inch Drive 5/8-Inch Spark Plug Socket $6.66 Was $7.92 $6.66/count

Performance Tool W38160 3/8-Inch Drive 5/8-Inch Spark Plug Socket
LEXIVON 5/8" Swivel Magnetic Spark Plug Socket, 3/8" Drive x 10" Total Length | Enhanced Magnetic Design with Thin Wall Socket, Cr-v Steel (LX-122)

LEXIVON 5/8" Swivel Magnetic Spark Plug Socket, 3/8" Drive x 10" Total Length | Enhanced Magnetic Design with Thin Wall Socket, Cr-v Steel (LX-122)
TecoTek 11PCS Spark Plug Socket Set, 3/8" Drive Ratchet Handle, Universal Joint Extension Bar, CR-V Sockets 5/8",3/4",13/16",14mm,18mm with Rubber Retaining Rings & Spark Plug Gapper From $26.97

TecoTek 11PCS Spark Plug Socket Set, 3/8" Drive Ratchet Handle, Universal Joint Extension Bar, CR-V Sockets 5/8",3/4",13/16",14mm,18mm with Rubber Retaining Rings & Spark Plug Gapper
Performance Tool W38170 3/8-Inch Drive 9/16-Inch Spark Plug Socket $5.81 $5.81/count

Performance Tool W38170 3/8-Inch Drive 9/16-Inch Spark Plug Socket
Performance Tool W38168 3/8-Inch Drive 18mm Spark Plug Socket $7.50 $7.50/count

Performance Tool W38168 3/8-Inch Drive 18mm Spark Plug Socket
OEMTools 5/8 Inch 3/8" Drive Magnetic Spark Plug Socket $12.99 Was $15.98

OEMTools 5/8 Inch 3/8" Drive Magnetic Spark Plug Socket
14mm Car Spark Plug Socket Wrench 12 Point Thin Wall 3/8" Drive Sleeve Mag UK R8N0

14mm Car Spark Plug Socket Wrench 12 Point Thin Wall 3/8" Drive Sleeve Mag UK R8N0
Automotive 14mm Sparks Plugs Socket Thin Wall Designs Fit for Secure Grip Easy Access in Tight Space with 3/8Inch Drives $8.63

Automotive 14mm Sparks Plugs Socket Thin Wall Designs Fit for Secure Grip Easy Access in Tight Space with 3/8Inch Drives
OEMTools 3/8 Drive Magnetic Spark Plug Socket Set, 3 Pieces $18.99 Was $21.99

OEMTools 3/8 Drive Magnetic Spark Plug Socket Set, 3 Pieces
Powerbuilt 3/8 Inch Drive 14 MM Spark Plug Socket - 643007 $10.95

Powerbuilt 3/8 Inch Drive 14 MM Spark Plug Socket - 643007
Performance Tool W80533 Spark Plug Socket, 3/8-Inch Drive, 5/8

Performance Tool W80533 Spark Plug Socket, 3/8-Inch Drive, 5/8
Performance Tool Spark Plug Socket (W38163)

Performance Tool Spark Plug Socket (W38163)
NEIKO 02500A 3/8" Drive Spark Plug Socket Set, 5 Piece, SAE And Metric, Rubber Retaining Inserts, Cr-V Steel, 14mm, 18mm, 9/16, 13/16, 5/8 Spark Plug Socket, Deep Well Socket Set, Spark Plug Tool $24.99

NEIKO 02500A 3/8" Drive Spark Plug Socket Set, 5 Piece, SAE And Metric, Rubber Retaining Inserts, Cr-V Steel, 14mm, 18mm, 9/16, 13/16, 5/8 Spark Plug Socket, Deep Well Socket Set, Spark Plug Tool
Universal 14mm & 16mm Magnetic Spark Plug Socket Wrench Point 12 Thin Tool. SP From $4.99
Universal 14mm & 16mm Magnetic Spark Plug Socket Wrench Point 12 Thin Tool. SP
5-Pcs 3/8-inch Drive Spark Plug Socket Set - 5/8" 3/4", 13/16", 14mm, 18mm, SAE & Metric $19.79

5-Pcs 3/8-inch Drive Spark Plug Socket Set - 5/8" 3/4", 13/16", 14mm, 18mm, SAE & Metric
Surtek 1/2" Socket for 5/8", Spark Plug, Steel $8.50

Surtek 1/2" Socket for 5/8", Spark Plug, Steel
Powerbuilt 3/8 Inch Drive 18 MM Spark Plug Socket - 643009 $11.95

Powerbuilt 3/8 Inch Drive 18 MM Spark Plug Socket - 643009
TecoTek 5 Piece 3/8-Inch Drive Magnetic Spark Plug Socket Set, Includes 14mm, 16mm Thin Wall Sockets and 9/16-inch, 5/8-inch, 13/16-inch Sockets, 6-Point and 12-Point, CR-V, Enhanced Magnetic Design $23.97

TecoTek 5 Piece 3/8-Inch Drive Magnetic Spark Plug Socket Set, Includes 14mm, 16mm Thin Wall Sockets and 9/16-inch, 5/8-inch, 13/16-inch Sockets, 6-Point and 12-Point, CR-V, Enhanced Magnetic Design
KKmoon 14mm Thin Wall Spark Plug Socket 3/8-Inch Drive 12-Point Spark Plug Sockets $7.31

KKmoon 14mm Thin Wall Spark Plug Socket 3/8-Inch Drive 12-Point Spark Plug Sockets
5PCS 5/8-Inch Drive Magnetic Swivel Spark Plug Socket Set, Include 9/16-Inch, 5/8-Inch, 14mm Socket, Length: 3.8-Inch, 5.9-Inch, 11.4-Inch, 12-Point, CR-V

5PCS 5/8-Inch Drive Magnetic Swivel Spark Plug Socket Set, Include 9/16-Inch, 5/8-Inch, 14mm Socket, Length: 3.8-Inch, 5.9-Inch, 11.4-Inch, 12-Point, CR-V
Mayouko 6PCS 3/8" Drive Thin Wall Magnetic Swivel Spark Plug Socket, 12 Point, 1MM Thin Wall, 14MM, 9/16", 5/8", 13/16" $32.97

Mayouko 6PCS 3/8" Drive Thin Wall Magnetic Swivel Spark Plug Socket, 12 Point, 1MM Thin Wall, 14MM, 9/16", 5/8", 13/16"
OEMTools 9/16 Inch 3/8" Drive Magnetic Spark Plug Socket $11.99

OEMTools 9/16 Inch 3/8" Drive Magnetic Spark Plug Socket
Magnetic Swivel Spark Plug Socket with 14mm Thin Wall Design Practical Removal Tool $14.88 Was $21.38

Magnetic Swivel Spark Plug Socket with 14mm Thin Wall Design Practical Removal Tool
Clearance Universal 14mm & 16mm Magnetic Spark Plug Socket Wrench 12 Point Thin Wall Was $6.18

Universal 14mm & 16mm Magnetic Spark Plug Socket Wrench 12 Point Thin Wall
OEMTools 5/8 Inch 1/2" Drive Magnetic Spark Plug Socket $12.99

OEMTools 5/8 Inch 1/2" Drive Magnetic Spark Plug Socket
Sunex 8845 7 Piece 3/8" Drive Spark Plug Socket Set $57.99 $57.99/count

Sunex 8845 7 Piece 3/8" Drive Spark Plug Socket Set
Powerbuilt 3/8 Inch Drive 5/8 Inch Inch Spark Plug Socket - 643000 $10.95

Powerbuilt 3/8 Inch Drive 5/8 Inch Inch Spark Plug Socket - 643000
14mm&16mm Spark Plug Socket Set, Thin Wall 3/8Inch Drive Spark Plug Socket Removal Tool, 12 Point, for Most Car Models,1set * spark plug socket $12.09

14mm&16mm Spark Plug Socket Set, Thin Wall 3/8Inch Drive Spark Plug Socket Removal Tool, 12 Point, for Most Car Models,1set * spark plug socket
STANLEY CONSUMER TOOLS 3/8" Drive 5/8" Spark Plug Socket DWMT86380OSP $19.90

STANLEY CONSUMER TOOLS 3/8" Drive 5/8" Spark Plug Socket DWMT86380OSP
Do it Best 1/2" Drive Spark Plug Socket, 5/8" SPARK PLUG SOCKET $12.63

Do it Best 1/2" Drive Spark Plug Socket, 5/8" SPARK PLUG SOCKET
Expert - E200302B Spark Plug Socket Set 3/8in Drive 16mm $33.95

Expert - E200302B Spark Plug Socket Set 3/8in Drive 16mm
Nepros NPNTB305SPA 0.375 in. Drive Spark Plug Socket Set - 5 Piece $185.38

Nepros NPNTB305SPA 0.375 in. Drive Spark Plug Socket Set - 5 Piece
Universal Spark Plug Socket Wrench Set, T-Handle Swivel Tool with 14mm 16mm 21mm Sockets for Motorcycles, Lawn Mowers, Small Engines $15.99

Universal Spark Plug Socket Wrench Set, T-Handle Swivel Tool with 14mm 16mm 21mm Sockets for Motorcycles, Lawn Mowers, Small Engines
Westward Spark Plug Socket,5/8 in, Steel 54PR23 $13.20

Westward Spark Plug Socket,5/8 in, Steel 54PR23
FAQ
How do I pick the right spark plug socket size?
Choosing the right spark plug socket starts with the plug’s hex size. A quick check can save time and prevent damage.
- Check your manual: Your vehicle or equipment manual usually lists the plug size.
- Verify on the plug: Many replacement plugs note the hex; you can also measure the existing plug’s hex.
- Know common sizes: 5/8 in, 13/16 in, 9/16 in, 14 mm, 16 mm, and 18 mm appear frequently.
- Consider thin-wall: For recessed plug wells, thin-wall sockets may help with clearance.
- On-site filters: Use size and drive filters to narrow options; a set can cover multiple vehicles.
Matching the socket to the exact hex can reduce rounding and make install/removal smoother.
Magnetic vs rubber insert sockets—what’s better for spark plugs?
Both styles are designed to hold and protect plugs during removal and installation, but they do it differently.
- Magnetic sockets: Use a magnet to grip the plug’s hex. They offer a firm hold, are less affected by oil, and release cleanly. They may attract small metal debris, so a quick wipe helps.
- Rubber-insert sockets: Use a cushioned sleeve that grips the plug’s ceramic body for gentle handling. Over time, rubber can wear or get slippery with oil.
- Thin-wall options: Available in both styles for tight plug tubes.
Either approach can work well; choose the retention method you prefer and consider your engine’s access and cleanliness. Results can vary based on plug well depth and working angle.
When should I use a wobble or swivel spark plug socket?
Wobble and swivel spark plug sockets can help when plugs are tucked behind components or sit at an angle.
- Wobble sockets: Provide a small, controlled offset that helps navigate slight misalignment while maintaining better stability.
- Swivel/universal sockets: Offer greater articulation for sharply offset or hard-to-reach plugs.
- Use with extensions: Pair the socket with the right-length extension to keep the ratchet clear of obstacles.
- Thread by hand: Start plugs by hand to reduce cross-threading risk, then snug and torque to spec.
- Gentle angles: Avoid heavy side-loading, which can stress the plug or threads.
These designs can improve access and control, but working slowly and adjusting the angle gradually typically provides the best results.
What happens if I use a regular socket on plugs?
A standard deep socket may work in open-access situations, but it can introduce avoidable risks.
- Less protection: Without a rubber or magnetic retainer, the ceramic insulator has less support, increasing the chance of cracks or drops.
- Fit limitations: Thicker walls may not fit narrow plug tubes, and the grip on the hex may be less secure.
- Handling challenges: Lifting a loosened plug out of a deep well is harder without a retainer.
Dedicated spark plug sockets are designed to address these issues and can reduce the likelihood of damage. If you choose a regular socket, use the exact size, work on a cool engine, and apply gentle, steady force. Outcomes can vary by engine design and clearance.
What drive size should I use, 3/8 or 1/2 inch?
Both drive sizes can work for spark plug service; the better fit depends on your tools and space.
- 3/8-inch drive: Compact and maneuverable, often preferred for modern engine bays where clearance is tight.
- 1/2-inch drive: Offers more leverage and pairs well with larger torque tools; helpful if you handle stubborn fasteners elsewhere.
- Adapters: Let you mix and match, though they add length that may affect access.
- Torque wrench: Match your torque wrench to the drive size you choose and follow your manual’s spec.
Many users start with 3/8-inch for access, while 1/2-inch suits heavier setups. Pick the drive that aligns with your existing tools and the space around your plugs.
Popular in Shop Spark Plug Sockets for Automotive Maintenance with Easy Shopping
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