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TIME-SERT 1812CORE-PLATE M8x1.25 GM Main Bolt Thread Repair

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2.00 LBS
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M8 Extended Tooling. This kit was originally designed for GM main bearing thread repairs which use M8x1.25. The plate included in this kit is for main bolt thread repair. It can be used for Chevy LS small M8x1.25 head bolts using the line-up plate from the M11x2.0 kit must be used (not included). The kit that works for the M11x2.0 Head Bolt Thread Repair is the 3700

The bushing and line pin are very important to get everything square for drilling. The depth of the tooling must be set by using the instructions provided.

M8x1.25 kit includes: 5″ length tools



Installation Driver

10 inserts no flange 16.2mm length PN 18125162N

Line Up Plate for Main Bearing Repair

Line-up Bushing

See instructions pdf for 1812ECORE-PLATE.

*The mechanic doing the repair will need to set the counterbore depth manually by hand.      



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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