TIME-SERT Time-Sert® M14x1.25 Spark Plug Thread Repair Kit

Curated from 125 real Reddit conversations

Refreshed on: January 28, 2025

TIME-SERT Time-Sert® M14x1.25 Spark Plug Thread Repair Kit

Brand: TIME-SERT
Price: $326
Snoop Score:
4.2
Sentiment
10.0
Popularity
10.0
Technical
0.4

Snoop's Take

The Time-Sert® M14x1.25 Spark Plug Thread Repair Kit is designed for effective repairs of stripped spark plug threads. This kit includes five inserts and is tailored for deep reach spark plug holes used in various automobile brands including Toyota, Honda, and BMW. Consumer feedback highlights the kit's reliability and effectiveness, with many users noting that "Time-Sert inserts are more reliable than alternatives." Users have shared successful experiences, stating, "I've done 10+ spark plug thread repairs, all of which were successful," which underscores the product's strength in repairing stripped threads compared to other options like helicoils. Many recommend the Time-Sert kit for its superior performance and lasting results. Based on the overwhelmingly positive feedback, the Time-Sert® M14x1.25 Spark Plug Thread Repair Kit is highly recommended for those seeking a dependable solution to spark plug thread issues. Its reliability and ease of use make it a top choice in its category.

Not for you? Check out our other rated Spark Plug Thread Repair Kits

Time serts (or any threaded inserts) are far more reliable, provided they're installed correctly.

Positive Feedback

Boomer mad that spark plugs aren’t a few bucks anymore.

Insightful Chatter
Product
4.2
TIME-SERT Time-Sert® M14x1.25 Spark Plug Thread Repair Kit
Repair Damaged Spark Plug Threads
0 / 10
Engine Maintenance
0 / 10
Automotive Workshop Tooling
0 / 10
DIY Engine Repairs
0 / 10
See how this compares to all Spark Plug Thread Repair Kits

What it does well!

Key strengths users can’t stop talking about.
Time-Sert inserts are more reliable than alternatives
Time serts (or any threaded inserts) are far more reliable, provided they're installed correctly.
I don’t think the cost of spark plugs are $700?
Package came in with this brush in it.
Time-Sert is considered more reliable than other options.
anything else probably won't last, might be worth it to take it to a Ford dealer.
I wouldn’t trust the helicoil for that.
Time-Sert inserts recommended over alternatives
I would suggest you use a Time-Sert spark plug repair kit.
Time-Sert is more reliable than helicoils
the spark plug doesn't seat properly at all, leading to a loss of compression.
They aren’t a coil, they’re a threaded sleeve, and they make oversized ones just for this.
Get a time cert and it will last forever.
Time-Sert kit is effective for repairing stripped threads
Only other option was $14000 for an engine replacement, in which there’s not a chance.
The kit was fine like all their others.
Time-Sert is stronger than original threads
Unfortunately if it’s that stripped there’s absolutely no point in chasing the thread and trying aga
A time-sert or helicoil would be a better choice.
Recommended for effective repairs
If its blowing out you have to use a heli or cert.
Satisfying results despite challenges
Super satisfying job yet a little challenging due to space limitations and position which is facing the front of the car.
Looks amazing though, great job!
Successful spark plug thread repairs
I've done 10+ spark plug thread repairs, all of which were successful.
Time-Sert is preferred over Helicoil
Painful and scary torquing, was all he said.

Compare On All Talked About Dimensions

Product NameImagePriceScoreCompareSee DetailsBuy Now
PONEYA Spark Plug Thread Repair KitPONEYA Spark Plug Thread Repair Kit$89
9.6
DetailsBuy
Orion Motor Tech 38900 Two Valve Ford Triton Tool KitOrion Motor Tech 38900 Two Valve Ford Triton Tool Kit$69
9.5
DetailsBuy
CLLOMAGY 38900 Two Valve Tool KitCLLOMAGY 38900 Two Valve Tool Kit$68
9.5
DetailsBuy
GallopMax 38900 Two Valve Triton Tool KitGallopMax 38900 Two Valve Triton Tool Kit$65
9.3
DetailsBuy
SHMZK Spark Plug Thread Repair KitSHMZK Spark Plug Thread Repair Kit$19
8.5
DetailsBuy
FLYPIG M14 x1.25 Carbon Steel Spark Plug Repair KitFLYPIG M14 x1.25 Carbon Steel Spark Plug Repair Kit$10
8.0
DetailsBuy
CALIDAKA Spark Plug Repair KitCALIDAKA Spark Plug Repair Kit$19
7.9
DetailsBuy
MARKETTY 38900 Two Valve Ford Triton Tool KitMARKETTY 38900 Two Valve Ford Triton Tool Kit$67
7.9
DetailsBuy
Camrusic Spark Plug Thread Repair KitCamrusic Spark Plug Thread Repair Kit$17
7.5
DetailsBuy
Tookie Spark Plug Thread Repair KitTookie Spark Plug Thread Repair Kit$18
7.2
DetailsBuy
BZBMGMO Spark Plug Repair Tooling KitBZBMGMO Spark Plug Repair Tooling Kit$59
7.0
DetailsBuy
ZKTOOL 14mm Cylinder Head Rethreaded KitZKTOOL 14mm Cylinder Head Rethreaded Kit$9
6.5
DetailsBuy
ABN Spark Plug Thread Repair Rethreading SetABN Spark Plug Thread Repair Rethreading Set$77
5.8
DetailsBuy
DPTOOL 14mm Back Tap Spark Plug Thread Repair ToolDPTOOL 14mm Back Tap Spark Plug Thread Repair Tool$15
5.5
DetailsBuy
WAONIQ 15 Pcs Thread Inserts M14x1.5 Repair KitWAONIQ 15 Pcs Thread Inserts M14x1.5 Repair Kit$26
5.5
DetailsBuy
NINEFOX Spark Plug Thread Repair KitNINEFOX Spark Plug Thread Repair Kit$14
5.0
DetailsBuy
LLNDEI Spark Plug Thread Repair KitLLNDEI Spark Plug Thread Repair Kit$63
4.8
DetailsBuy
Camrusic Spark Plug Thread Repair KitCamrusic Spark Plug Thread Repair Kit$16
4.3
DetailsBuy
TIME-SERT Time-Sert® M14x1.25 Spark Plug Thread Repair KitTIME-SERT Time-Sert® M14x1.25 Spark Plug Thread Repair Kit$326
4.2
DetailsBuy
A-DCWMool 38900 Two Valve Ford Triton Tool KitA-DCWMool 38900 Two Valve Ford Triton Tool Kit$61
4.0
DetailsBuy
Walfront Spark Plug Thread Repair KitWalfront Spark Plug Thread Repair Kit$21
3.7
DetailsBuy
BZBMGMO M10 X 1.0X12.7 Spark Plug Repair Tooling KITBZBMGMO M10 X 1.0X12.7 Spark Plug Repair Tooling KIT$55
3.0
DetailsBuy
WINTOOLS 26pc Spark Plug Thread Repair KitWINTOOLS 26pc Spark Plug Thread Repair Kit$44
2.5
DetailsBuy
Performance Tool W86910 Spark Plug Repair KitPerformance Tool W86910 Spark Plug Repair Kit$28
0.8
DetailsBuy

Core Power Plays

The specs and strengths that make it shine.
Discussion about using alternative inserts like helicoil
I know the answer is helicoil but it looks like this plug has already been coiled.

Hidden Hero Hacks

Unexpected tricks and side‑door uses you’ll love.
Tinfoil can temporarily seal compression leaks
While not a professional fix, an old hot rodding trick may help you.
Discussion about proper techniques for repairs
If you are here asking about a second opinion (ie "Is the shop trying to fleece me?")... remember rule 3a.

Buyer’s Cheat Sheet

What to check before you click ‘Add to Cart.’
Discussion about maintaining engine cleanliness during spark plug changes.
Changed a set of spark plugs and found.. sand in the threads?
Its dirt/sand that was sitting around the spark plug before it was pulled out.
I always blow out the recess around the plug with compressed air if I don’t know it’s already free of debris.
And now there is sand in the engine
Discussion on budget-friendly repair options
I want to keep it budget friendly if there is no significant difference in a $20 HHIP repair kit or a $100 Time-Sert type.
Discussion about the cost of proper repair kits.
Not looking to buy those "master kits" that seem like theyre catered more towards shop tools @ $2-400.
This is the kind of thing where you do it right and do it once.
Are you talking about the (sav-a-thread)heli coil sleeve or standard helicoils where you drive and break off the spring end?
It was still a couple hundred tho which sucks.
Concerns about compatibility with other insert brands
These inserts flat out don't fit. They are horrible to get started, and bind up instantly.
I couldn’t give you details anymore, but I did it, and it held!
Be careful with the big inserts.
Don’t go there.
Discussion about practicing before using the kit
Either way, find some scrap and do a practice one or two if you don’t feel comfortable.
Advice on drilling straight and cleaning threads
Get something to help you drill perfectly straight.
Discussion about carrying repair kits for roadside emergencies
When I was driving CVPIs I kept a kit in the trunk to do roadside rethreads.
Lack of mechanic knowledge about spark plug inserts
Called all over town trying to find a mechanic who would do spark plug inserts on an F150, no one seemed to know what I was talking about?

Cautionary Callouts

Know the pitfalls before they catch you off guard.
Concerns about debris entering the engine during spark plug changes
Is this a 100% engine replacement or is there anything you could/would try to get it running again?
If it’s only a 2014 car, how on earth did something like this happen?
Concerns about breaking the tang off Helicoil inserts
Id be worried the issue with that is its going to end up inside the combustion chamber.
Concerns about counterfeit spark plugs in orders
I'm not too sanguine on installing parts from a seller who accidentally includes Temu crap in my order.
High chance they are counterfeit junk sparkplugs.
Discussion on repair methods for stripped threads
I want to avoid doing a heli coil or time sert if possible.
Concerns about spark plug thread reliability in Ford engines
Ford V10 tried to launch the #3 spark plug through the coil 🚀
The triton motors don’t like threads.
Ford decided they only needed 3 aluminum threads to hold in a spark plug.
I let someone else do it. Worth every penny I paid them!

You May Also Like

Explore more Categories
Power Steering Tools
The Best Power Steering Tools for Automotive Suspension & Steering Repairs
The Best Power Steering Tools for Automotive Suspension & Steering Repairs
Brake Adjusting Tools
Top Brake Adjusting Tools for Automotive and Industrial Use
Top Brake Adjusting Tools for Automotive and Industrial Use
Solar & Wind Power Inverters
Top Solar & Wind Power Inverters for Renewable Energy Solutions
Top Solar & Wind Power Inverters for Renewable Energy Solutions