TIME-SERT Kit 0381F Harley Davidson Head Bolt thread repair kit. Application for Harley Davidson 3/8-16 head bolt thread repair. 1st time, meaning Heli-Coil was NOT used previously. See our entire Time Sert Kits section. *Note – The drill bit is not designed to remove the stud (only to prepare the hole for the tap). See our Rescue Bits which are commonly used to remove hardened steel and broken tooling which normally cannot be drilled. Special Note:Used in Harley Davidson where the depth of hole must be at least 1.00″ deep. This allows the driver enough room to pass through and expand the insert properly. Kit Includes Drill Bit Counterbore Tap Driver 5 inserts .90 inch length PN 038190 Tap guide PN 33816 High temp thread locker 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 ourauto repair blogsection on thread repair kits for tips, advice and all your thread repair questions answered. Just comment and we will be quick to respond. See theTIME-SERT products pdffor 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.