Big-Sert Spark Plug Kits - Mechanics Tools & Bits https://www.mechanicstoolsandbits.com Time-Sert Thread Repair & Walton Tap Extractors Fri, 26 Jun 2026 14:11:30 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 Big-Sert 5141S-457 M14 x 1.25mm Spark Plug Thread Repair Kit https://www.mechanicstoolsandbits.com/product/big-sert-5141s-457-m14-x-1-25mm-spark-plug-thread-repair-kit/ https://www.mechanicstoolsandbits.com/product/big-sert-5141s-457-m14-x-1-25mm-spark-plug-thread-repair-kit/#respond Fri, 01 Dec 2023 17:31:55 +0000 https://www.mechanicstoolsandbits.com/?post_type=product&p=4397 Big-Sert 5141S-457 M14 x 1.25MM Spark Plug Thread Repair Kit The Big-Sert 5141S-457 kit includes 8 assorted length inserts 1 51401 Washer seat 9.4mm (copper) 2 51407 Washer seat 16.8mm (copper) 1 51409 Washer seat 23mm (copper) 1 51453 Taper seat 11mm (silver) 2 51457 Taper seat 16.8mm (silver) 1 51469 Taper seat 24mm (silver) […]

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]]> Big-Sert 5141S-457 M14 x 1.25MM Spark Plug Thread Repair Kit

The Big-Sert 5141S-457 kit includes 8 assorted length inserts 1 51401 Washer seat 9.4mm (copper) 2 51407 Washer seat 16.8mm (copper) 1 51409 Washer seat 23mm (copper) 1 51453 Taper seat 11mm (silver) 2 51457 Taper seat 16.8mm (silver) 1 51469 Taper seat 24mm (silver) Reliable fast permanent repair. Used after helicoil failure or inserts .660 or smaller in diameter.

” OVERSIZED HOLES” For Spark plugs that have been previously repaired.

The outside thread of the BIG-SERT is M18x1.5, the stripped hole should not be larger than 16.8mm or .660 inches.

SPARK PLUG KITS DO NOT INCLUDE INSERTS

Order Aluminum Taper Seat Inserts Click Here
Order Aluminum Washer Seat Inserts Click Here
Order Carbon Steel Taper Seat Inserts Click Here
Order Carbon Steel Washer Seat Inserts Click Here
 

Get Useful Tools, Tap Guides, and More Click Here

Click Here For Big-Sert 5141S-457 Installation Instructions

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]]> https://www.mechanicstoolsandbits.com/product/big-sert-5141s-457-m14-x-1-25mm-spark-plug-thread-repair-kit/feed/ 0 Big-Sert 5141S M14 x 1.25mm Spark Plug Thread Repair Kit https://www.mechanicstoolsandbits.com/product/big-sert-5141s-m14-x-1-25mm-spark-plug-thread-repair-kit/ https://www.mechanicstoolsandbits.com/product/big-sert-5141s-m14-x-1-25mm-spark-plug-thread-repair-kit/#respond Fri, 01 Dec 2023 17:22:55 +0000 https://www.mechanicstoolsandbits.com/?post_type=product&p=4389 Big-Sert 5141S M14 x 1.25mm Spark Plug Thread Repair Kit Big Sert 5141S Spark Plug Thread Repair Kits Made in US ” OVERSIZED HOLES” For Spark plugs that have been previously repaired. The outside thread of the BIG-SERT is M18x1.5, the stripped hole should not be larger than 16.8mm or .660 inches. THIS KIT DOES […]

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]]> Big-Sert 5141S M14 x 1.25mm Spark Plug Thread Repair Kit

Big Sert 5141S Spark Plug Thread Repair Kits Made in US

” OVERSIZED HOLES” For Spark plugs that have been previously repaired.

The outside thread of the BIG-SERT is M18x1.5, the stripped hole should not be larger than 16.8mm or .660 inches.

THIS KIT DOES NOT CONTAIN INSERTS.

PLEASE ORDER YOUR INSERTS FROM THE LINKS BELOW.

Order Aluminum Taper Seat Inserts Click Here
Order Aluminum Washer Seat Inserts Click Here
Order Carbon Steel Taper Seat Inserts Click Here
Order Carbon Steel Washer Seat Inserts Click Here
 

Get Useful Tools, Tap Guides, and More Click Here

Click Here For Big-Sert 5141S Installation Instructions

The post Big-Sert 5141S M14 x 1.25mm Spark Plug Thread Repair Kit first appeared on Mechanics Tools & Bits.

]]> https://www.mechanicstoolsandbits.com/product/big-sert-5141s-m14-x-1-25mm-spark-plug-thread-repair-kit/feed/ 0 Big-Sert 5141E-469 M14 x 1.25mm Deep Hole Spark Plug Thread Repair Kit https://www.mechanicstoolsandbits.com/product/big-sert-5141e-469-m14-x-1-25mm-deep-hole-spark-plug-thread-repair-kit/ https://www.mechanicstoolsandbits.com/product/big-sert-5141e-469-m14-x-1-25mm-deep-hole-spark-plug-thread-repair-kit/#respond Fri, 01 Dec 2023 17:17:23 +0000 https://www.mechanicstoolsandbits.com/?post_type=product&p=4381 The Big-Sert 5141E-469 M14 x 1.25 is an extended reach oversized spark plug thread repair kit. The extended tooling in the 5141E kit makes working down into a deep port much easier. The Big Sert 5141E-469 thread repair kit is for second time repair where the previous repair has failed. The outside thread of the […]

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]]> The Big-Sert 5141E-469 M14 x 1.25 is an extended reach oversized spark plug thread repair kit. The extended tooling in the 5141E kit makes working down into a deep port much easier.

The Big Sert 5141E-469 thread repair kit is for second time repair where the previous repair has failed. The outside thread of the BIG-SERT is M18x1.5, the stripped hole should not be larger than 16.3mm or .640 inches.

The Big-Sert 5141E-469 includes 8 assorted length inserts 1 51401 Washer seat 9.4mm (copper) 2 51407 Washer seat 16.8mm (copper) 1 51409 Washer seat 23mm (copper) 1 51453 Taper seat 11mm (silver) 2 51457 Taper seat 16.8mm (silver) 1 51469 Taper seat 24mm (silver)

Order Aluminum Taper Seat Inserts – Click Here
Order Aluminum Washer Seat Inserts – Click Here
Order Carbon Steel Taper Seat Inserts – Click Here
Order Carbon Steel Washer Seat Inserts – Click Here

Get Useful Tools, Tap Guides, and More – Click Here

The post Big-Sert 5141E-469 M14 x 1.25mm Deep Hole Spark Plug Thread Repair Kit first appeared on Mechanics Tools & Bits.

]]> https://www.mechanicstoolsandbits.com/product/big-sert-5141e-469-m14-x-1-25mm-deep-hole-spark-plug-thread-repair-kit/feed/ 0 Big-Sert 5141E M14 x 1.25mm Deep Hole Spark Plug Thread Repair Kit https://www.mechanicstoolsandbits.com/product/big-sert-5141e-m14-x-1-25mm-deep-hole-spark-plug-thread-repair-kit/ https://www.mechanicstoolsandbits.com/product/big-sert-5141e-m14-x-1-25mm-deep-hole-spark-plug-thread-repair-kit/#respond Fri, 01 Dec 2023 17:13:47 +0000 https://www.mechanicstoolsandbits.com/?post_type=product&p=4373 The Big-Sert 5141E M14 x 1.25 is an extended reach oversized spark plug thread repair kit. The extended tooling in the 5141E kit makes working down into a deep port much easier. The Big Sert 5141E thread repair kit is for second time repair where the previous repair has failed. The outside thread of the […]

The post Big-Sert 5141E M14 x 1.25mm Deep Hole Spark Plug Thread Repair Kit first appeared on Mechanics Tools & Bits.

]]> The Big-Sert 5141E M14 x 1.25 is an extended reach oversized spark plug thread repair kit. The extended tooling in the 5141E kit makes working down into a deep port much easier.

The Big Sert 5141E thread repair kit is for second time repair where the previous repair has failed. The outside thread of the BIG-SERT is M18x1.5, the stripped hole should not be larger than 16.3mm or .640 inches.

THIS KIT DOES NOT CONTAIN INSERTS.

PLEASE ORDER YOUR INSERTS FROM THE LINKS BELOW.

Order Aluminum Taper Seat Inserts – Click Here
Order Aluminum Washer Seat Inserts – Click Here
Order Carbon Steel Taper Seat Inserts – Click Here
Order Carbon Steel Washer Seat Inserts – Click Here
Get Useful Tools, Tap Guides, and More – Click Here
CLICK HERE FOR BIG-SERT 5141E INSTALLATION INSTRUCTIONS

The post Big-Sert 5141E M14 x 1.25mm Deep Hole Spark Plug Thread Repair Kit first appeared on Mechanics Tools & Bits.

]]> https://www.mechanicstoolsandbits.com/product/big-sert-5141e-m14-x-1-25mm-deep-hole-spark-plug-thread-repair-kit/feed/ 0 Time-Sert 5553 M14 x 1.25 Ford Triton Spark Plug Thread Repair Kit https://www.mechanicstoolsandbits.com/product/time-sert-5553-m14-x-1-25-ford-triton-spark-plug-thread-repair-kit/ https://www.mechanicstoolsandbits.com/product/time-sert-5553-m14-x-1-25-ford-triton-spark-plug-thread-repair-kit/#respond Fri, 17 Nov 2023 19:11:53 +0000 https://www.mechanicstoolsandbits.com/?post_type=product&p=3526 The Time-Sert 5553 M14 x 1.25 Ford Triton spark plug thread repair kit is a specially made to fix damaged, stripped and/or missing threads in the Ford Triton engines. The Time-Sert 5553 thread repair kit will fix Ford heads with a straight section between the threads and the taper seat. The models include 1.9, 3.8, […]

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]]> The Time-Sert 5553 M14 x 1.25 Ford Triton spark plug thread repair kit is a specially made to fix damaged, stripped and/or missing threads in the Ford Triton engines. The Time-Sert 5553 thread repair kit will fix Ford heads with a straight section between the threads and the taper seat. The models include 1.9, 3.8, 4.6, 5.4 and 6.8 liter engines with 2 or 4 valve heads. The 5553 Ford Triton spark plug thread repair includes five (5) Time-Sert 51459 taper seat inserts.

This kit is NOT recommended for holes larger than 0.663″ (16.8mm). For holes larger than 0.663″ (16.8mm) and up to 0.73″ (18.5mm) use the Time-Sert 5600 thread repair kit.

NOTE: The included Time-Sert 51459 is a partially threaded to bring the spark plug hole back to OEM specifications. Fully threaded spark plugs require different inserts in addition to this thread repair kit. The Time-Sert 51457 are fully threaded inserts which are 16.8mm long with a taper seat and requires the Time-Sert 51484A ring setting collar to be installed.

Time-Sert 5553 Thread Repair Kit Contains:
  • Wrench
  • Reamer
  • Tap
  • Driver
  • Counterbore
  • Setting Tool
  • 1/8 Hex Key
  • 3/16 Hex Key
  • Thread Sealer
  • (5) Taper Seat Inserts – Part # 51459
Get Useful Tools, Tap Guides, and More – Click Here
Order Aluminum Taper Seat Inserts – Click Here
Order Carbon Steel Taper Seat Inserts – Click Here

Click Here for Instructions

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