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TIME-SERT 55522 M18x1.5x15mm Triple Oversize Insert

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  • TIME-SERT 55522 M18x1.5x15mm Triple Oversize Insert
  • TIME-SERT 55522 M18x1.5x15mm Triple Oversize Insert O.D. (Outside Diameter) Demensions


This listing is for ONE insert. It's size is an oversize M18x1.5x15mm insert that accepts a Big Sert pn 51457 that allows a M14x1.25 spark plug to be used. *Note the M18x1.5 is created on the inside when the proper installation driver is used. Please do NOT purchase this insert unless you already have the Time Sert 5588 or the 5600 kit. Tooling is not sold individually, a kit is required to use this insert. The purpose of this insert is to increase the outside diameter when a spark plug hole has been damaged and made too large for a BIg Sert insert alone. Triple oversize insert for use in the 5600 kit and the 5588 kit. A Big Sert insert is required to go inside this insert.

See the Time Sert 5600 stand alone kit or the 5588 add on kit for more information.

Mouse over the images above for a more detailed view of the kit components. Also notice our bulk discount prices on TIME-SERT replacement inserts for thread repair kits. Need more information on TIME-SERT thread repair kits? Visit our auto repair blog section on thread repair kits for tips, advice and all your thread repair questions answered. Just comment and we will be quick to respond.

See the pdficon-small.png TIME-SERT products pdf for more information on thread repair kits and inserts. Some are listed for certain applications on cars, trucks and motorcycles. The pdf is a partial application list so feel free to email or call if we can assist with your particular need. We also accept inquiries regarding our daily TIME-SERT specials. Remember TIME-SERT is recommended by leading car manufacturers like the General Motors Corporation. In fact TIME-SERT is GM's only authorized repair for head bolt threads.

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