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Casting repair products are eveloped and manufactured by LOCK-N-STITCH Inc.,the world leader in casting repair metal stitching technology. We use the latest state-of-the-art CNC machining and grinding equipment. We even manufacture our own special patented taps.
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Casting Repair Products > Full-Torque Products > Spark Plug Hole Thread Inserts > Spark Plug Thread Repair Kits > View Items  
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Spark Plug Thread Repair Kits

 
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Inserts used for cast iron cylinder heads are made of steel for proper heat transfer. Inserts used for aluminum heads are made of aluminum and hard anodized for proper heat transfer and thread strength.

Basic Kit contains: 5 Inserts, Tap, Core Drill, Counterbore Cutter, Drill Tube, Drill Bit, Locking Pins, Tapping Fluid, Thread Locker, Installation Tool Kit and Instructions.


   
  Results 1 - 17 of 17 1 

Thread Size

A

B

Kit Order #

Piloted Tap

Type

Inserts

Install Kit

Core Drill

Core Drill Size
10mm x 1.00 14.5 mm 17.8 mm FFT410100LK FT4R Aluminum FFT410100L-5, Spark Plug Thread Repair Kits - Inserts
 		FT410100T, Installation Tool Kits
 		FT3364CD, Drill Bits
 		13.1 mm
10mm x 1.00 14.5 mm 11.4 mm FFT4S10100LK FT4R Aluminum (SHORT) FFT4S10100L-5, Spark Plug Thread Repair Kits - Inserts
 		FT410100T, Installation Tool Kits
 		FT3364CD, Drill Bits
 		13.1 mm
12mm x 1.25 16.2 mm 16.4 mm FFT4.512125LK FT4.5 Aluminum FFT4.512125L-5, Spark Plug Thread Repair Kits - Inserts
 		FT4.512125T, Installation Tool Kits
 		FT3764CD, Drill Bits
 		14.7 mm
12mm x 1.25 16.2 mm 1.2 mm FFT4.5S12125LK FT4.5 Aluminum (SHORT) FFT4.5S12125L-5, Spark Plug Thread Repair Kits - Inserts
 		FT4.512125T, Installation Tool Kits
 		FT3764CD, Drill Bits
 		14.7 mm
14mm x 1.25 17.8 mm 17.8 mm FFT514125K FT5R Cast Iron FFT514125-5, Spark Plug Thread Repair Kits - Inserts
 		FT514125T, Installation Tool Kits
 		FT4164CD, Drill Bits
 		16.3 mm
14mm x 1.25 17.8 mm 17.8 mm FFT514125LK FT5R Aluminum FFT514125L-5, Spark Plug Thread Repair Kits - Inserts
 		FT514125T, Installation Tool Kits
 		FT4164CD, Drill Bits
 		16.3 mm
14mm x 1.25 17.8 mm 17.8 mm FFT514125LDK FT5R Deep Reach Aluminum FFT514125LD-5, Spark Plug Thread Repair Kits - Inserts
 		FT514125T, Installation Tool Kits
 		FT4164CD, Drill Bits
 		16.3 mm
14mm x 1.25 17.8 mm 17.8 mm FFT514125DK FT5R Deep Reach Cast Iron FFT514125D-5, Spark Plug Thread Repair Kits - Inserts
 		FT514125T, Installation Tool Kits
 		FT4164CD, Drill Bits
 		16.3 mm
14mm x 1.25 17.8 mm 11.4 mm FFT5S14125K FT5R Cast Iron (SHORT) FFT5S14125-5, Spark Plug Thread Repair Kits - Inserts
 		FT514125T, Installation Tool Kits
 		FT4164CD, Drill Bits
 		16.3 mm
14mm x 1.25 17.8 mm 11.4 mm FFT5S14125LK FT5R Aluminum (SHORT) FFT5S14125L-5, Spark Plug Thread Repair Kits - Inserts
 		FT514125T, Installation Tool Kits
 		FT4164CD, Drill Bits
 		16.3 mm
14mm x 1.25 17.8 mm 25.4 mm FFT514125LAK FT5R Aluminum FFT514125LA-5, Spark Plug Thread Repair Kits - Inserts
 		FT514125T, Installation Tool Kits
 		FT4164CD, Drill Bits
 		16.3 mm
14mm x 1.25 18.8 mm 17.8 mm FFT514125LOK FT5 Aluminum Oversized FFT514125LO-5, Spark Plug Thread Repair Kits - Inserts
 		FT514125T, Installation Tool Kits
 		FT4164CD, Drill Bits
 		16.3 mm
14mm x 1.25 18.8 mm 17.8 mm FFT514125LDOK FT5 Aluminum Oversized FFT514125LDO-5, Spark Plug Thread Repair Kits - Inserts
 		FT514125T, Installation Tool Kits
 		FT4164CD, Drill Bits
 		16.3 mm
18mm x 1.50 21.7 mm 1.7 mm FFT618150K FT6 Cast Iron FFT618150-5, Spark Plug Thread Repair Kits - Inserts
 		FT618150T, Installation Tool Kits
 		FT5164CD, Drill Bits
 		20.3 mm
18mm x 1.50 21.7 mm 1.7 mm FFT618150LK FT6 Aluminum FFT618150L-5, Spark Plug Thread Repair Kits - Inserts
 		FT618150T, Installation Tool Kits
 		FT5164CD, Drill Bits
 		20.3 mm
7/8"-18 27.8 mm 25.4 mm FST8SP002K FT12 Cast Iron FST8SP002-5, Spark Plug Thread Repair Kits - Inserts
 		FT87818T, Installation Tool Kits
 		FT8DB-1, Drill Bits
 		28.9 mm
7/8"-18 27.8 mm 27.9 mm FST8SP003K FT12 Cast Iron FST8SP003-5, Spark Plug Thread Repair Kits - Inserts
 		FT87818T, Installation Tool Kits
 		FT8DB-1, Drill Bits
 		28.9 mm
  Results 1 - 17 of 17 1