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Seal up the casting core holes in your engine block and heads with Melling freeze plugs. They're manufactured from a variety of quality materials—such as brass, steel, and stainless steel—and offered in different diameters and depths to fit your specific application. These expansion plugs help protect against cracks caused by the pressure of frozen coolant and in regular operation will ensure that all vital fluids stay in the engine, where they belong. They are available for a wide range of makes and models, and can be ordered individually or in a multi-piece kit.
( 163 )
$10.99
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$27.99
ICT Billet bellhousing dowel pins are steel alignment pins offered in two lengths—factory and longer than factory. Made from mild steel, ICT pins fit between engine and transmission.
( 6 )
$22.99
PRW billet steel main girdles help eliminate the block flex and cap walk that occurs as a result of stress while under extreme loads, or during nitrous oxide power bursts in high performance engines. PRW main stud girdles are manufactured from premium quality 1045 billet steel, and include high-quality PRW fasteners and hardware. Select the girdle designed for your vehicle's engine.
( 2 )
$239.37
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$239.89
These Pioneer performance freeze plugs are designed by engine rebuilders, for engine rebuilders. Several types of freeze plugs are offered in a choice of materials and sizes for a large variety of applications.
( 41 )
$13.99
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$43.79
Mr. Gasket brass freeze plug kits eliminate any chance of rusted-out engine expansion plugs. Though they're designed for marine applications, these kits are ideal for long-term stored vehicles, as well as for everyday street use. The plugs guard your engine against freeze damage and cracks when there is insufficient antifreeze protection. Each kit includes all of the plugs needed for a complete (and specific) engine block—for applications from 1955 and up.
Not Yet Reviewed
$44.09
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$49.95
PRW billet steel main caps raise the bar in the high performance industry. The main caps are precision-machined from high strength steel, which offers both the proper balance of strength and flexibility to allow transfer of increased shock loads to the crank and bearings. These main caps stabilize the entire crankshaft rotating assembly in your high-performance engine by eliminating annoying cap walk, and reducing main bearing bore distortion. With a combination of top-quality performance components and reasonable pricing, we know that when you receive your new PRW billet steel main caps, you will have no trouble seeing what the excitement is all about!
( 2 )
$207.03
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$292.38
ACDelco cylinder head pins offer accurate alignment. The precise positioning of your cylinder heads prevents leaks and keeps your engine running efficiently. So, maintain the quality performance of your ride by utilizing cylinder head dowel pins from ACDelco in your build.
( 10 )
$3.99
Avoid corrosion in your engine and replace your rusty freeze plugs with Proform's durable brass freeze plug kits. All of the necessary plugs are included for one complete engine block.
( 21 )
$19.99
Dorman expansion plugs are conveniently designed aftermarket replacements for stripped plugs. A leak-proof fit and long service life are assured every time, due to high-quality standards and materials used in the manufacturing process. Dorman engine and camshaft expansion plugs are offered in multiple sizes, styles, and materials for precise fitment on countless makes and models. They're easy to install and available individually or in multi-pack sets.
( 71 )
$11.99
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$32.99
Dura-Bond offers bellhousing dowel pins in different lengths and diameters to help finish your build. The dowel pins simplify the task of placing the bellhousing in the engine block. Made from quality materials and precision-machined, these locating pins are solid and strong to do their job reliably—keeping your components in place. Order the sizes needed for your application.
( 14 )
$9.99
Chevrolet Performance bellhousing dowel pins allow you to easily align your transmission into the block. Correct alignment provides clean clutch release, while maximizing pilot bearing and transmission life. Chevrolet Performance bellhousing dowel pins also help to reduce shifter problems.
Not Yet Reviewed
$6.99
Melling cylinder sleeves are available for a variety of bore sizes to fit all sorts of cylinders. They are great for fixing damaged cylinders. Get your cylinder sleeves from Melling on order today!
( 59 )
$102.99
On Sale
Why reuse your old dowel pins when you have machine work done on your block? I can't think of a good reason, especially when these Mr. Gasket dowel pins are inexpensive and readily available. They are made from high quality steel, precision machined and case hardened for accurate cylinder head alignment.
( 4 )
$17.19
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$20.29
$9.45
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$11.16
Melling engine expansion plug kits come with everything needed to replace the leaky "freeze" plugs on your current engine. When you have the motor out of the chassis, it's the ideal time to update the plugs before they start leaking. Order the kit recommended for your application—and stay ahead of the game with Melling!
( 12 )
$10.99
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$23.99
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