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2003 DODGE Engine Blocks & Accessories
Showing In Stock Items. Show All 23 Items.
ARP Main Stud Kits
ARP main stud kits help eliminate main cap walk/fretting and protect the threads in your engine block. They include studs made from 8740 chromoly steel and heat-treated in-house to 190,000 psi tensile-strength rating. The precision J-form threads are rolled after heat-treat for much stronger threads than the competition. Kits come complete with hardened parallel-ground washers and high-quality nuts. Add confidence in the strength of your engine build with the ARP main stud kit designed for your application.
( 395 )
$76.99
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$253.99
Melling Freeze Plugs
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.
( 171 )
$10.99
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$31.99
Melling Engine Expansion Plug Kits
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!
( 14 )
$2.99
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$31.99
Melling Intermediate Shaft Bushings
Several Melling oil pump applications require the use of a Melling intermediate shaft bushing to provide additional support for the oil pump driveshaft while installed in the engine block. These high-quality bushing are available for specific applications. Select the one recommended for your engine.
Not Yet Reviewed
$4.99
Melling Performance Cylinder Sleeves
Melling uses top-grade materials to produce these performance cylinder sleeves. They provide longer life with less distortion and enhanced reliability. These proven sleeves have been used successfully for years in heavy-duty diesel and performance engines. Melling Performance cylinder sleeves are compatible with all ring materials and are designed for a variety of bore sizes.
( 2 )
$27.99
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$29.99
Dorman Expansion Plugs
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.
( 75 )
$7.99
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$29.99
Pioneer Performance Freeze Plugs
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.
( 59 )
$39.99
Cummins by Mopar Replacement Bellhousing Dowel Pins
Cummins by Mopar bellhousing dowel pins make perfect alignment possible. These pins will provide the right fit and function, so the install of your bellhousing will go easier. When working with your diesel build, Mopar offers all the parts—even the small ones—to make your job a success.
Not Yet Reviewed
$43.99
Summit Racing™ Mockup Replica Blocks
Summit Racing™ Mockup Replica Blocks are light-weight and ship disassembled for ease of shipping and storage. The individual panels are easily assembled with tabs and slots for superior rigidity and accuracy compared to bolt-together types. Steel resists the heat from welding, so custom motor-mounts can be fabricated right on the block.
( 16 )
$299.99
PRW Main Cap Stud Kits
PRW main cap stud kits help eliminate main cap walk and also protect the threads in your engine block. The main cap studs work with the main caps to help strengthen the foundation for your next high horsepower build. These main cap fasteners come complete with hardened parallel-ground washers and quality hex-style nuts. Add confidence in the strength of your engine build when you use these PRW main cap stud kits.
( 6 )
$221.09
Crown Automotive Engine Block Coolant Plugs
Crown Automotive engine block coolant plugs are manufactured from heavy-duty steel that meets OEM standards for proper stock replacement. These plugs install simply in the vehicle's factory location. Whether you're doing a quick flush or need a replacement fastener, Crown engine block coolant plugs will do trick!
Not Yet Reviewed
$2.99
Clearance
Cummins By Mopar Replacement Engine Expansion Plugs
Cummins by Mopar offers expansion plugs for hundreds of Dodge and Ram diesel engine applications from 1989 and up. They're manufactured from premium materials in different styles for an OE fit and factory performance. The freeze plugs help to prevent leaks. Order the model recommended for your vehicle.
Not Yet Reviewed
$12.99
$3.50
Mopar Replacement Engine Block Freeze Plugs
Mopar Replacement engine block freeze plugs are manufactured from zinc coated steel that meets OEM standards. These heavy-duty expansion plugs are available in sizes to fit the various outlets in your engine.
Not Yet Reviewed
$12.99
Dart Iron Eagle Mopar Gen III Cast Iron Bare Blocks
Designed from a clean slate approach, Dart now offers the Iron Eagle Mopar Gen III cast iron bare blocks that address the shortcomings of the Hemi Gen III platform, and are the ideal candidate for hot rodders, drag racers, circle track competitors, off-roaders, and high performance marine enthusiasts. By utilizing conventional style main caps with Gen III rotating assemblies and related components, Dart has addressed the windage and oil control problems, along with revising the cooling and oiling passages for improved flow. Non-VVT and VVT version offerings are available. Get everything you ever wanted out of your Gen III Hemi engine with the Iron Eagle Mopar Gen III cast iron bare blocks by Dart! Key features of Dart Iron Eagle Gen III Hemi cast iron engine blocks: * Manufactured from superior strength cast iron * Priority main oiling system with two lifter crossovers and restrictor provisions * Siamese cylinder bores with extra thick walls * Extra-thick decks ensure reliable head gasket seal * Blind head bolt holes available in 7/16 in. standard or 1/2 in. upgrade * Scalloped water jackets increase flow around cylinders for better cooling * Clearance for 4.050 in. stroke with steel rods * Billet steel 4-bolt main caps 1-5, center 3 main caps splayed * Main studs standard * Gen III Hemi style motor mounts * Provisions for OE stock roller lifters and cam * Uses stock timing covers * All OE bolt holes for starter, water pump, etc. * Block can be machined for VVT or non-VVT camshafts * Parts kit included (32000050 for non-VVT, or 32000051 for VVT); note parts kits do not include cam bearings
Not Yet Reviewed
$4,610.99
Enginetech Engine Expansion Plug Kits
Enginetech offers engine expansion plug kits for a variety of car, truck, SUV, high performance, and marine applications. Machined from brass or steel, the kits include a variety of sizes to seal whatever ports need to be closed off. The plugs are produced in accordance with factory specs to ensure proper fit and performance. They meet or exceed OE quality standards. Order the kit recommended for your engine. Expansion plugs (or freeze plugs) serve two primary purposes: to block coolant leaks from internal passages, and to protect the engine block from cracking if the coolant inside freezes and expands. The plugs are designed to "pop out" under the pressure of expanding ice, preventing more severe damage, like a cracked block.
Not Yet Reviewed
$8.99
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$21.99
Pioneer Plugs
OK, you have to use a whole lot of plugs to get these Pioneer plug packs. But, look at it this way--with a few of these packs on your shelf, you'll probably never run out of 'em, either. These plugs are made from steel.
( 19 )
$12.99
Melling Cylinder Sleeves
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!
( 60 )
$87.99
Gator Fasteners Main Stud Kits
Gator Fasteners main stud kits are designed for stock to performance built engines. When building a high horsepower Cummins engine, the factory main bolts can only handle so much power. Factory bolts can stretch and unfortunately cause what's called main cap walk or loss of torque. Both these conditions can contribute to major engine issues. These heavy-duty main studs eliminate these issues and add strength to the bottom end of your engine. When it comes to reliable engine assembly, don't get caught with sub-par parts. Gator studs are what you need! Each stud has rolled threads and is constructed from 8740 steel with an added proprietary element for the ultimate in durability and high-tensile strength. Order the Gator stud kit designed for your application.
( 1 )
$259.99
