If you prefer to torque the spark plugs, you’ll need a 3/8 inch drive torque wrench with torque range in the region of 5 plus ft. lbs. Anyway, here’s a few tools to get the job done as painlessly as possible.
What is the best torque wrench for spark plugs?
Best for Spark Plugs: HUSKY 564464 Torque Wrench
The Husky ½-inch drive torque wrench has a wide range of 50 to 250 fee pounds. Husky designed the slender wrench to produce an audible click when the desired setting is reached so it takes the guesswork out of the job.
How tight should spark plugs be with torque wrench?
Tighten the spark plug finger-tight until the gasket reaches the cylinder head, then tighten about ½ – ⅔ turn more with a spark plug wrench.
What size wrench Do I need to remove a spark plug?
You’ll need just a few tools to change out the spark plugs on your car. The most important tool is a socket wrench with an extension and a spark plug socket. Spark plug sockets come in two sizes: 5/8 inches and 13/16 inches.
What happens if you dont torque spark plugs?
Not using a torque wrench when installing plugs can lead to over-torquing or under-torquing a spark plug, which will cause damage to the plug and possibly the engine. … An under-torqued spark plug will not make full contact with the cylinder head.
Should I use a torque wrench to change spark plugs?
Always use a torque wrench and the manufacturer’s spark plug torque specs. Insufficient torque can result in a plug blowing right out of the cylinder head, taking the threads with it. Too much torque distorts the plug.
Should you oil spark plug threads?
Thread breakage can sometimes involve removing the cylinder head for repair. Metal shell stretch changes the heat rating of the spark plug and can result in serious engine damage caused by pre-ignition. Do not use anti-seize or lubricant on NGK spark plugs. It is completely unnecessary and can be detrimental.
Is torque wrench necessary?
If you plan to do any major work on your engine or on some major powertrain components, you absolutely need a torque wrench. Overtightening cylinder-head bolts, for instance, can easily cause expensive damage and catastrophic coolant loss. Too-tight exhaust manifold bolts can cause the manifold to crack.
What can I use instead of a spark plug wrench?
if you happen to have just the right sized hose and socket you can make your own spark plug socket. just use a little rtv silicon or epoxy to secure the hose into the socket, and presto you are in business. personally i hate sockets with the hose in them, but thats more of a long term thing.
Can I use a regular socket for spark plugs?
no you don’t need a spark plug socket to remove and install spark plugs. A deep socket in the correct size will work in most cases, if enough patience is used and maybe some pliers to go along with the socket.
How much does a spark plug wrench cost?
Compare with similar items
|This item Briggs & Stratton Spark Plug Wrench 5402K||MIKKUPPA Spark Plug Socket Wrench, T-handle Universal Spark Plug Wrench 16mm (5/8″) & 21mm (13/16″) Remover Installer|
|Item Dimensions||1 x 7 x 8 inches||8.98 x 1.1 x 3.6 inches|
What happens if you over torque a spark plug?
Over tighten will cause the spark plug to freeze and break when trying to remove. The worst that can happen is to overtorque and separate the metal part from the ceramic. Then you have a plugged spark plug hole and have to pull the head. Over torque, you risk stripping the threads on the head.
Should battery be disconnected when changing spark plugs?
No. The battery will not cause any problems when changing the plugs. … With the engine not running, and the computer off, the ignition system will not generate the high voltage for the spark plugs, and thus you can change them without incident.