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The 8 Best automotive engine expansion plug kits of 2024

Are you trying to find automotive engine expansion plug kits among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling automotive engine expansion plug kits on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 24 hours of research and did 16 automotive engine expansion plug kits tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best automotive engine expansion plug kits you can buy today

SaleNo. 1
Melling MPE-900BR-GP Stock Replacement Expansion Plug Kit
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Contains all required plugs for completing an engine rebuild
No. 2
Siptenk 14pcs Freeze Rubber Expansion Plug, 7 Sizes Automotive Rubber Expandable Freeze Plugs Kit 3/4" 7/8" 1" 1-1/8" 1-1/4" 1-3/8" 1-1/2"
  • 3/4" 7/8" 1" 1-1/8" RUBBER EXPENSION PLUGS: Type 3/4": Fit Hole(Inch): 3/4" - 7/8", Fit Hole(mm): 19mm - 22mm; Type 7/8": Fit Hole(Inch): 7/8" - 1", Fit Hole(mm): 22mm - 25mm; Type 1": Fit Hole(Inch): 1" - 1-1/8", Fit Hole(mm): 25mm - 28mm; Type 1-1/8": Fit Hole(Inch): 1-1/8" - 1-1/4", Fit Hole(mm): 28mm - 31mm;
  • 1-1/4" 1-3/8" 1-1/2" RUBBER EXPENSION PLUGS: Type 1-1/4": Fit Hole(Inch): 1-1/4" - 1-3/8", Fit Hole(mm): 31mm - 34mm; Type 1-3/8": Fit Hole(Inch): 1-3/8" - 1-1/2", Fit Hole(mm): 34mm - 38mm; Type 1-1/2": Fit Hole(Inch): 1-1/2" - 1-5/8", Fit Hole(mm): 38mm - 41mm;
  • FREEZE FROST EXPANSION PLUGS STRUCTURE: 1.Hex Nut × 1; 2.Steel Plate × 1; 3.Neoprene Rubber × 1; 4.Steel Chassis × 1; 5.O-ring × 1; 6.Steel Carriage Bolt × 1;
  • HIGH-QUALITY RUBBER & STEEL: The freeze plugs, made of high quality rubber and alloy, which combine the good elasticity of rubber and the high hardness of alloy, make the expansion plugs easy to use, but not easy to damage.
  • EASY TO INSTALL: The quick seal rubber expandable plugs, with precise size, are easy to install. You only need to take off the original oil seal, then put in the new one, then tighten the hexagonal nut, and you can finish the installation.
  • PLASTIC STORAGE CONTAINER: Includes a durable but lightweight plastic storage container, which can protect the freeze plugs from being broken and keeps all plugs stored intact.
  • WIDE ALLPICATION: Siptenk set of 14pcs rubber expansion plugs can be used to replace rubber expansion plugs/rubber anti-freeze plugs/exhaust pressure test plugs and are available in many sizes.
  • AFTER-SALES GUARANTEE: If you have any questions about Siptenk expandable rubber plugs, please feel free to contact us. We will do our best to help you solve the problem and ensure to provide you with a pleasant shopping experience.
No. 3
Dorman 567-001 Gm Brass Expansion Plug Kit, 15 Expansion Plugs, 5 Pipe Plugs Compatible with Select Models, 20 Pack
  • Direct replacement - the components in this engine expansion plug kit are designed to match the original plugs on specified years, makes and models
  • Ideal solution - this kit is a reliable replacement for original plugs that have failed due to wear
  • Durable construction - this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
No. 4
Dorman 557-009 Ford Steel Expansion Plug Kit, 15 Expansion Plugs, 4 Pipe Plugs Compatible with Select Ford/Lincoln/Mercury Models
6 Consomer Reviews
Dorman 557-009 Ford Steel Expansion Plug Kit, 15 Expansion Plugs, 4 Pipe Plugs Compatible with Select Ford/Lincoln/Mercury Models
  • Direct replacement - the components in this engine expansion plug kit are designed to match the original plugs on specified years, makes and models
  • Ideal solution - this kit is a reliable replacement for original plugs that have failed due to wear
  • Durable construction - this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
No. 5
Aramox Brass Freeze Plug Kit Engine Expansion Plugs Replacement for Ford Small Block Windsor Engines 255ci 260ci 289ci 302ci 351ci 1962-2001 OE: MPE-108BR
  • Fitment: Freeze plug kit, replacement for Ford Small Block Windsor Engines 255ci 260ci 289ci 302ci 351ci 1962-2001.
  • Replacing OEM Numbers for Reference: MPE‑108BR, PE‑108R, PE108B, perfectly adapted to your models.
  • Premium Quality: Made of high quality solid brass material for consistent durable wear, has long service life.
  • Perfect Fitment: Contains all required plugs for completing an engine rebuild, precision engineered for optimum fit and function.
  • Package Contains: Package includes 3 x 1/2in oil galley plugs, 6 x 1 1/2in block plugs, 1 x 3/4in block plug, 1 x 2 5/32in cam plug, 4 x 1/4in pipe plugs.
No. 6
Camrusic Engine Freeze Plug Kit Brass Freeze Frost Expansion Plug Parts MPE-100BR Compatible with Chevy Small Block 283ci 305ci 327ci 350ci 1957-1997
  • 【Replace OEM】The OEM number is Compatible with Pioneer 830001, Compatible with Sealed Power 381‑8007, Compatible with Milodon 34031, Compatible with Dorman 567‑001, Compatible with Melling MPE‑100BR
  • 【Applicable Model】Freeze frost expansion plug kit is Compatible with Chevy Small Block 283ci 305ci 327ci 350ci 1957‑1997
  • 【High-Quality Material】Contains all required plugs for completing an engine rebuild, engineered for optimum fit and function
  • 【Perfect Fitment】 The freeze plug kit is made of high-quality brass material, rustproof, high strength, sturdy and durable
  • 【Long Durability】Made of high-quality solid brass material for consistent durable wear, easy to install and use without any complicated tools.
SaleNo. 7
Dorman 02660 Gm Brass Expansion Plug Kit, 12 Expansion Plugs, 5 Pipe Plugs Compatible with Select Models, 17 Piece
  • Direct replacement - the components in this engine expansion plug kit are designed to match the original plugs on specified years, makes and models
  • Ideal solution - this kit is a reliable replacement for original plugs that have failed due to wear
  • Durable construction - this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
No. 8
Dorman 02653 Expansion Plug Kit Compatible with Select Ford / Lincoln / Mercury Models
  • Direct replacement - the components in this engine expansion plug kit are designed to match the original plugs on specified years, makes and models
  • Ideal solution - this kit is a reliable replacement for original plugs that have failed due to wear
  • Durable construction - this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
No. 10
Dsnaduo Rubber Expansion Plug (1-5/8 Inch to 1-3/4 Inch) 41mm - 44mm,2-Pack Neoprene Expansion Plug Replace Automotive Engine Expansion Plugs 58254, 570-010
  • Replacement Rubber Expansion Plug/Rubber Freeze Plug/ Exhaust Pressure Test Plug
  • Size:1-5/8" to 1-3/4" ( 41mm - 44mm)
  • Made Of High-Strength Neoprene Rubber & Steel
  • It includes 2 pcs
  • High Quality and Easy Installation
SaleNo. 11
Pioneer PE-496-B Chevy LS Freeze Plug Kit Brass
  • Pioneer has been recognized all around the world for several decades by offering great and diversified product lines
  • Our OEM facilities help us maintain the most strict quality control systems but at the same time support us with designing and engineering capabilities
  • Each member of our team gives 100% of their attention to meeting the needs of our clients
  • Fit type: Vehicle Specific
No. 12
Mardatt 14Pcs 7 Sizes Rubber Expansion Plug Kit, 1-1/2'' 1-3/8'' 1-1/4'' 1-1/8'' 1'' 7-8'' 3/4'' Automotive Rubber Expandable Freeze Plugs Neoprene Rubber Expansion Plug Rubber Freeze Plug for Engine
  • ✪【What You Will Get】 You will receive 14pcs rubber expansion plug in 7 sizes, including 2pcs 1-1/2'', 2pcs 1-3/8'', 2pcs 1-1/4'', 2pcs 1-1/8'', 2pcs 1'', 2pcs 7-8'', 2pcs 3/4''. The sufficient size and quantity can meet your daily demands.
  • ✪【Premium Material】The freezing plug is made of rubber and alloy, which is sturdy and durable, wear-resistant, corrosion-resistant, high-temperature resistant, frost and oil resistant, not easy to deform, has good elasticity, high hardness, and can be used for a long time.
  • ✪【Rich Sizes】The automotive rubber freeze frost plug comes with 7 different sizes, namely: 1-1/2''(38mm), 13/8''(34mm), 1-1/4''(31mm), 1-1/8''(28mm), 1''(25.4mm), 7-8''(22mm), 3/4''(19mm). They are suitable for various occasions and purposes, and you can choose the appropriate size according to your needs.
  • ✪【Great Structure】The neoprene rubber expansion plug is mainly composed of hex nut, steel plate, neoprene rubber, steel chassis, O-ring, steel carriage bolt. Its structure has been carefully designed, and its performance is reliable and stable. Just tighten the nut, it will expand the rubber to block the hole, which is practical and simple.
  • ✪【Wide Application】Our automotive rubber expandable freeze plugs can be used to replace rubber expansion plugs, exhaust pressure test plugs rubber anti-freeze plugs and many other occasions, and it can bring convenience for your life, so you can use with confidence.
No. 14
15 PCS/Set Freeze Plug Kit Brass Expansion Plug Kit MPE-108BR Compatible with Ford Small Block Windsor Engines 260 289 302 351 1962-2001
  • ◆Compatible Information:Compatible with Ford Small Block Windsor Engines 255ci 260ci 289ci 302ci 351ci 1962-2001.
  • ◆Replacing OEM Numbers:MPE-108BR, PE-108R, PE108B.
  • ◆High Quality Material: Made of high quality solid brass material for consistent durable wear, has long service life.
  • ◆Function: Contains all required plugs for completing an engine rebuild.
  • ◆Package List:3 - 1/2" Oil Galley Plugs;6 - 1 1/2" Block Plugs;1 - 3/4" Block Plug;1 - 2 5/32" Cam Plug;4 - 1/4" Pipe Plugs.
No. 15
Dorman 557-014 Chrysler Steel Expansion Plug Kit, 14 Expansion Plugs, 11 Pipe Plugs Compatible with Select Chrysler/Dodge/Plymouth Models
  • Direct replacement - the components in this engine expansion plug kit are designed to match the original plugs on specified years, makes and models
  • Ideal solution - this kit is a reliable replacement for original plugs that have failed due to wear
  • Durable construction - this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
No. 16
Dorman 567-009 Ford Brass Expansion Plug Kit, 15 Expansion Plugs, 4 Pipe Plugs Compatible with Select Ford / Lincoln / Mercury Models, 19 Pack
  • Direct replacement - the components in this engine expansion plug kit are designed to match the original plugs on specified years, makes and models
  • Ideal solution - this kit is a reliable replacement for original plugs that have failed due to wear
  • Durable construction - this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
No. 17
Orion Motor Tech 150pc Oil Drain Plug Repair Kit, Metric Oil Drain Pan Thread Repair Kit with Crush Washers Thread Taps Drain Plugs and Carry Case, Rethreading Tools in M13 M15 M17 M20 M22 Sizes
  • QUICK & EASY REPAIRS: Easily restore the damaged or stripped threads on your oil pan with Orion Motor Tech's 150-piece thread repair kit! Includes taps, washers, and drain plugs in the 5 most needed metric sizes: M13, M15, M17, M20, and M22
  • PURPOSE BUILT: The taps and crush washers are made of quality carbon steel and aluminum for durable handling, while the hex sump plugs are plated with a zinc coating for greater strength and longevity
  • WIDE APPLICATION: Our kit accommodates oil pan threads on a variety of passenger cars and light trucks, including popular makes like Audi, VW, BMW, Citroen, Fiat, Ford, Seat, Honda, Mazda, Mitsubishi Motors, Opel, Peugeot, Renault, Toyota, and Volvo
  • EASY USE: Each tap features sharp threads to create clear consistent threading while allowing for easy chip removal, and each drain plug is designed with a smooth bottom to provide a sure and safe grip
  • SUPERIOR PORTABILITY: This multipurpose rethreading kit comes with a convenient carrying case to hold and organize all the parts for easy transport and storage between jobs
No. 18
Pioneer PE-100-B 350 Chevy Freeze Plug Kit - Brass
  • The Package Length of the Product is 19.05 centimeters
  • The Package Width of the Product is 21.336 centimeters
  • The Package Height of the Product is 1.524 centimeters
  • Item Package weight : 0.85 pounds
No. 19
Cylinder Head and Block Expansion Plug Kit 3914035 Strong Sealing Replacement for Cummins 4bt 6bt 12v 5.9L Engine Block Plug Set
  • Ideal Replacement: High and perfect fit to meet your needs, allowing you to directly replace the original damaged one.
  • OE Number: Engine cylinder expansion plug kit replace part number are 3812092, 3812090, 3914035, 3900956, 3900687, 3926047, 3900955, 3900958, 3902343, 3920706.
  • Outstanding Performance: This Cylinder Block Expansion Plug Kit provides good sealing, improves cylinder combustion efficiency and allows the engine to work at optimum performance.
  • OE Number: Engine cylinder expansion plug kit replace part number are 3812092, 3812090, 3914035, 3900956, 3900687, 3926047, 3900955, 3900958, 3902343, 3920706.
  • Compatibility: Cylinder head and block expansion plug kit is replacement for Cummins 4bt, 6bt, 12v, 5.9L 1989‑1998, replacement for .
SaleNo. 20
Freeze Plug Kit Brass Expansion Plug Kit, MPE-108BR Brass Freeze Plug Kit Replacement for Ford Small Block 255ci 260ci 289ci 302ci 351ci, 15Pcs Brass Expansion Plug Kit
  • Complete Replacement Kit: The Brass Freeze Plug Kit is specifically designed as a replacement for Ford Small Block Windsor Engines from 1962 to 2001. It contains all the necessary freeze plugs (oil galley plugs, block plugs, cam plug, and pipe plugs) to complete an engine rebuild. With this kit, you can ensure a precise fit and function, eliminating the hassle of searching for individual plugs and ensuring a seamless engine restoration process
  • High Quality Durability: Constructed from high quality solid brass material, these freeze plugs are built to last. Brass offers excellent resistance to rust, making it an ideal choice for engine components. These plugs will withstand the rigors of engine operation and provide consistent durability over time. Enjoy peace of mind knowing that your engine is equipped with reliable and long-lasting freeze plugs
  • Engineered for Perfect Fitment: Each freeze plug in this kit is precision engineered to ensure optimum fit and function. With the correct dimensions and specifications, you can trust that these plugs will seamlessly integrate into your engine. Achieve a perfect fit that eliminates leaks and enhances the overall performance of your engine. This kit is designed to make your engine rebuild process smoother and more efficient
  • Easy Installation: The Brass Freeze Plug Kit is designed for easy installation, requiring no complicated tools or techniques. Simply follow the included instructions, and you'll have your engine equipped with the necessary freeze plugs in no time. The convenience of a hassle- installation process allows you to focus on the rest of your engine rebuild and get your vehicle back on the road quickly
  • Reliable Replacement: With reference to original factory specifications, this kit offers reliable and compatible replacement freeze plugs. The part numbers MPE-108BR, PE-108R, and PE108B ensure the correct fitment for Ford Small Block Windsor Engines. Don't compromise on quality when replacing your freeze plugs, choose a kit that is specifically designed for your engine model and enjoy the peace of mind that comes with a reliable and compatible replacement solution

How to choose a good automotive engine expansion plug kits

Does the idea of finding a fantastic automotive engine expansion plug kits make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in automotive engine expansion plug kits. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top automotive engine expansion plug kits products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top automotive engine expansion plug kits on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top automotive engine expansion plug kits brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top automotive engine expansion plug kits based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the automotive engine expansion plug kits were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good automotive engine expansion plug kits, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your automotive engine expansion plug kits.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting automotive engine expansion plug kits for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our automotive engine expansion plug kits. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what automotive engine expansion plug kits should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on automotive engine expansion plug kits.