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TIME-SERT 4900 M12x1.75 Head Bolt Hole Thread Repair Kit

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6.00 LBS


Includes Free Shipping. Time-Sert 4900 universal thread insert repair kit used to install solid steel thread inserts for 12.0 x 1.75 applications.

Note that this kit uses 12179 inserts which 10 are included. They are for first time repairs (holes that have not been repaired previously). If doing a 2nd time repair use the Time Sert 4900BS. Since this is a universal kit, the instructions must be followed because of several applications are covered. Marking the depth on the drill tap and driver is very important. The drill bit (Core Drill) is approximately 7" long which allows use on recessed holes.

Time Sert 4900 Kit Includes

Drill Fixture 56111

Drill Bushing 4904

Alignment Pin 4905

Core Drill 4901

Tap 4902

Insert Driver 4903

Bolts Short (2) 4906

Bolts Medium (2) 4907

Bolts Long (2) 4908

Ink Marker 7586

Metal Rule 7587

Inserts (10) 12179

Loctite 6020

Driver Oil 6010


Laminated Instructions 

pdficon-small.png See the pdf instructions for details.- Also see the YouTube video linked above for more tips for a proper repair.

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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