Aluminum M14 x 1.25 Washer Seat Inserts

Time-Sert 44111A M14 x 1.25mm x .660/16.8mm Aluminum Washer Seat Spark Plug Insert. Time Sert Alumin.....

Time-Sert 44112A M14 x 1.25mm x .905/23.0mm Aluminum Washer Seat Spark Plug Insert. Time Sert Alumin.....

Time-Sert 44113A M14 x 1.25mm x .530/13.5mm Aluminum Washer Seat Spark Plug Inserts. Time Sert Alumi.....

Time-Sert 44121A M14 x 1.25mm x .270/7.0mm Aluminum Washer Seat Spark Plug Insert. Time Sert Aluminu.....

Time-Sert 44123A M14 x 1.25mm x .320/8.0mm Aluminum Washer Seat Spark Plug Insert. Time Sert Aluminu.....

Time-Sert 44125A M14 x 1.25mm x .370/9.4mm Aluminum Washer Seat Spark Plug Insert. Time Sert Aluminu.....

Time-Sert 44127A M14 x 1.25mm x .430/11.0mm Aluminum Washer Seat Spark Plug Inserts. Time Sert Alumi.....

Time-Sert 44129A M14 x 1.25mm x .600/15.0mm Aluminum Washer Seat Spark Plug Insert. Time Sert Alumin.....