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Melling MPC-93 Steel Engine Expansion Plug 0.438 in. O.D.

Part of: Melling Stock Replacement Expansion Plugs

Other options in this family: Melling MPC-222A Melling MPC-30B Melling MEP-26 Melling MEP-337 Melling MPC-108

Manufacturer

Picture for manufacturer Melling

Part Number

MPC-93
9 reviews
Sale Price

$2.39

In Stock (10+)

delivery box

Usually delivered within 2 days

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No Hassle Returns

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Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Melling MPC-93 is a stock replacement steel expansion plug — also known as a freeze plug or core plug — designed to seal casting core holes in engine blocks and cylinder heads. With a precise 0.438 in. outside diameter and 0.155 in. depth, this plug is manufactured to exact dimensional tolerances for a reliable, leak-free fit.

Key Features:

  • Material: High-quality steel construction for durability and long service life
  • Outside Diameter: 0.438 in.
  • Depth: 0.155 in.
  • Sold individually — order the exact quantity you need
  • Seals casting core holes in engine blocks and cylinder heads
  • Helps protect the engine against coolant leaks and pressure buildup from freezing
  • Manufactured to OEM dimensions for a proper stock replacement fit

Melling is a trusted name in engine components, offering expansion and freeze plugs across a broad range of sizes in both steel and brass to meet the demands of professional engine builders and DIY rebuilders alike. The MPC-93 is an ideal choice for engine rebuilds requiring a precise, dependable plug in this specific dimension.

Products specifications

Depth

0.156

Minimum Diameter

10.922

Maximum Diameter

11.3538

Depth

3.9624

Attachment Type

Press Fit

Material

Steel

Color

Silver

Maximum Diameter

0.447

Minimum Diameter

0.430

Minimum Diameter

10.92

Depth

3.96

Maximum Diameter

11.35

Awesome

Did not include boot clamps but overall a quality made part

Purchase was quick and easy. Just wish it would have shown if it was a right or left.

Very good

After looking online for the best deal on fuel filters for the truck, I stumbled across Autoplicity. Part prices are reasonable but most importantly the shipping cost didn't cost an arm and a leg! Delivery was quick and it got my fiancé back on the road in no time. Thanks Autoplicity!!!

I want to let you know that I am extremely satisfied with my recent purchase from Autoplicity. The website was so easy to navigate, I found exactly what I needed and above all I received the product in three days! <br><br>Absolutely AWESOME!!! <br>Without doubt, I will be a repeat customer!!!!!<br><br>THANK YOU!!1

Best price

Very good company! Shipped out product very fast!!! I can say i will use them again

Seller was quick and hasle free to deal with. Will purchase again from this seller.

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