Time-Sert 4010EXT-133 M10 X 1.0 Extended Spark Plug Thread Repair Kit - Free Shipping

Uh-oh—stripped a spark plug hole?

It happens.

This Time-Sert kit is the professional fix.

It's the extended version, M10 x 1.0 thread size, part number 4010EXT-133.

Made in the USA, Time-Sert is top-tier thread repair—better than a Heli-Coil.

You get the tools and inserts to permanently repair that damaged head.

No more compression loss, no more misfires.

This is for spark plugs specifically, so it's designed to handle the heat and pressure.

Brand new in the package, and shipping's free.

If you're a mechanic or a DIYer who messed up (we've all been there), this kit saves the day.

Don't gamble with cheap fixes—get the good stuff from Time-Sert.