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CADILLAC Engine Blocks & Accessories
Showing In Stock Items. Show All 12 Items.
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.
( 170 )
$22.99
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$23.99
Derale Oil Galley Bypass Plugs
From the leader in performance cooling, Derale oil galley bypass plugs for Gen III and IV LS engines helps improve flow, oil pressure, and completely block dirty engine oil from bypassing the filter with a triple O-ring design. A direct replacement for the plastic OEM barbell plug, they are made from 6061 T-6 billet aluminum and black anodized. Derale plugs have three preinstalled Viton® O-rings and threaded #6-32 holes for easy installation.
( 5 )
$21.49
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 )
$23.99
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 )
$25.99
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$34.99
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 )
$29.99
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$34.99
Chevrolet Performance Oil Cooler Delete Plates
Chevrolet Performance oil cooler delete plates are designed to cover the oil cooler outlet. They're made from aluminum and are available for a variety of specific vehicle and/or engine applications.
( 11 )
$26.99
Melling Oil Galley Barbell Plugs
Melling oil galley barbell plugs are quality replacements for the galley barbell plugs on your LS engine. These oil diverter valves fit in the back of your LS engine block and are essential to the oil pressure circuit. You don't want to overlook the little things for an enduring repair or build, so don't forget to order a Melling oil galley barbell plug.
( 4 )
$28.99
COMP Cams Engine Plug Kits
COMP Cams have put together their engine plug kits because they understand it's easy to forget the little things. Ordering this one part number will supply you with all the plugs needed to seal the water and oil chambers in your LS engine. The plugs are made from brass and galvanized steel to resist corrosion, and will last for years without rusting or becoming stuck in your engine block. When building an LS engine, your primary focus is the major components—camshafts, cylinder heads, and like power makers. You don't want to overlooked the smaller, but also important, parts to complete your build. COMP Cams hasn't; pick up one of these engine plug kits and be ready to finish what you've started.
( 2 )
$49.95
ACDelco GM Genuine Parts Engine Oil Fill Caps
ACDelco GM Genuine Parts engine oil fill caps provide the perfect OE replacements without breaking your budget. They are designed, engineered, and tested to rigorous standards, and are backed by General Motors. Choose the cap style designed for fitment on your particular engine block.
( 14 )
$22.99
Dorman Main Cap Bolts
Dorman main cap bolts keep your engine main caps in place. Featuring quality steel construction, these fasteners offer a direct replacement for a proper fit every time, and each bolt undergoes material testing to conform to product standards. When rebuilding your engine, replace your main cap fasteners with the reliability and strength of Dorman bolts.
Not Yet Reviewed
$46.99
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
$24.99
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$27.99
