Big-Sert 51401A M14 x 1.25 x 9.4mm Aluminum Washer Seat Spark Plug Insert



Big-Sert M14 x 1.25 x 9.4mm Washer Seat Aluminum Part #51401A

normally used in racing applications, where Nitromethane is used as a fuel. Steel inserts typically have a higher tensile strength than aluminum.

Metric Insert Size M14 x 1.25 x 9.4mm

Professional Thread Repair

Time Sert inserts self locking. On installation the bottom internal threads of the insert are cold rolled to expand the mating external threads into the base material locking the insert in place.

Inserts are sold in 2 packs.

Additional information

Weight 0.08 lbs
Dimensions 1 × 1 × 1 in


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