TIME-SERT Big Sert 51459 Replacement Insert for 5553 Kit

TIME-SERT replacement taper seat Big-Sert insert for use in 5553 and 5141 series spark plug thread repair kits. 

Outside diameter .686" or 17.43mm - this is measuring on the outside threads like shown in the 2nd image.

Mouse over the images above for a more detailed view of the kit components. 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  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.