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Engine Blocks & Parts
PRW Billet Steel Main Girdles
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 )
$174.59
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$252.72
PRW Billet Steel Main Caps
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!
( 3 )
$207.03
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$341.77
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 )
$199.50
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$299.99
Summit Racing™ Freeze Plugs
Our Summit Racing™ brass freeze plugs were designed for marine use, but you landlocked guys will get a lot of use out of them, too. All of the necessary plugs are included.
( 106 )
$17.99
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.
( 170 )
$1.50
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$31.99
Dura-Bond Flywheel Locating Dowel Pins
Dura-Bond flywheel locating dowel pins are OEM replacements for your crankshaft. If your locating dowel has seen better days, why not install a new one while you're swapping the flywheel or flexplate on your vehicle? Order the model recommended for your application.
( 10 )
$5.99
Dura-Bond Timing Cover Dowels
Dura-Bond timing cover dowels feature quality steel construction and install in your engine block where the timing cover mounting pad is. Speed up your installation with Dura-Bond timing cover dowels. To get the proper fit, form, and function your ride deserves, select the model for your application needs.
( 3 )
$4.99
Pioneer Timing Cover Dowels
Pioneer timing cover dowels make timing cover installation better. They're precision-machined from steel and help you align your timing cover with ease. The dowels are available for Chevy engine applications from the 1950s and up.
( 8 )
$11.99
Moroso Main Cap Girdles for Ford
Moroso main cap girdles for Ford are designed to fit 289-302 c.i.d. engines using a 2-bolt main block. They are manufactured from 1/2 in. thick steel and can fit over main caps without the need for additional spacers. The girdles include all necessary mounting hardware and will fit standard high-volume oil pumps.
( 10 )
$334.99
ACDelco GM Genuine Parts Replacement Bolts
ACDelco GM Genuine Parts replacement bolts are available for a variety of applications, including transmission torque converter housings. Installing factory-recommended hardware helps to ensure the same performance, durability, and service life you expect from General Motors.
( 15 )
$3.99
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 )
$3.99
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$38.99
Trick Flow® Main Cap Girdles for Ford
Trick Flow® main stud girdles will strengthen Ford's factory 2-bolt main cap assemblies. Crafted from tool steel and finished with black oxide, these girdles come with main cap bolts and a provision for an oil pump pickup tube hold-down. Tie your Ford caps together for better performance with main cap girdles from Trick Flow®.
( 13 )
$214.99
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$258.99
Canton Racing Main Cap Girdles
Back in the day, Ford engine block castings held up fine against 220 hp--but you couldn't go racing! Canton Racing has designed these main cap girdles to reinforce the alignment of the main caps and counter the limited webbing and weaknesses of those stock blocks. These main cap supports are laser-cut from 1/2 in. to 5/8 in. steel and feature CNC-machined mounting holes and rod notches for stroke clearance. Canton Racing main cap girdles tie directly to the caps, eliminating the need for bushings, spacers, or machining of the main caps for installation. These main cap girdles are black oxide finished for corrosion resistance and all hardware is included to get you racing.
( 18 )
$369.00
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$498.00
Ford Performance Parts Threaded Freeze Plug Kits
These Ford Performance Parts freeze plug kits are designed for the rigors of racing.They won't back out under heavy loads or high vibration, and are easy to remove during teardown.
( 8 )
$26.99
Howards Cams Extreme Billet Main Caps
Howards Cams extreme billet main caps are precision CNC-machined from superior-quality low-carbon 1020 billet material. They come available as stock replacements (straight bolt) or with splayed outer bolt holes. The splayed caps feature 10 degree angled outer holes to positively reinforce and tie the block together. Front, rear and center caps are all available. Use all the Howards Cams caps together for the ultimate in bottom-end stress and flex management. Howards Cams main caps feature side notches for easy removal and are proudly 100 percent manufactured in the USA. Line boring is required after installation.
( 14 )
$89.99
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$312.99
ACDelco Piston Oiler Kits
ACDelco offers engine piston oil nozzles for a wide range of cars, trucks, and vans. These billet steel replacements are designed, engineered, and tested to rigorous standards—all backed by General Motors. GM Genuine Parts are true OE components installed during the production of (or validated for) GM vehicles. Order the piston oiler kit recommended for your application.
Not Yet Reviewed
$9.99
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 )
$1.99
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$23.99
ACDelco Cylinder Head Pins
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.
( 11 )
$3.99
Ford Performance Parts Cam Cover Ball Stud Kits
Ford Performance Parts cam cover ball stud kits allow for a coil cover attachment on all 2011-17 5.0 4 V F-150 Coyote engines. These steel hex head/ball stud-style fasteners are OEM quality and consist of six ball studs per kit. One kit is required per engine. Washers are not included (sold separately).
( 2 )
$19.99
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 )
$6.99
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$39.99
Moroso Fuel Pump Pushrods
Lightweight Moroso fuel pump pushrods feature hardened ends to reduce reciprocating mass, which prevents pump arm float and subsequent fuel starvation. They're ideal for use in drag, Oval Track, and street performance applications.
( 9 )
$36.99
Trick Flow® Main Stud Race Girdles for Ford
Making the weak stronger--fit your Ford 2-bolt main caps with Trick Flow® main stud race-version girdles. What makes them different from their other Ford main stud girdles? These girdles feature 1/2 in. thick tool steel construction, a black oxide finish, and studs--not bolts--for easier installation, even clamping forces, and reduced chance of main cap "walking". If you're racing, tying together your Ford factory 2-bolt main caps with main stud race girdles from Trick Flow® is a move towards strong winning performance!
( 5 )
$256.99
Engine Works Freeze Plug Sets
Engine Works freeze plug sets are offered in brass or steel options for a range of engine applications. Each kit will include water jacket plugs, cam plug, oil galley plugs, and pipe plugs. Choose the set designed for your engine.
Not Yet Reviewed
$9.74
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$16.24
Ford Performance Parts Plug and Dowel Kits
When rebuilding your Ford engine, you'll want to use the proper plugs and dowels for the job. These Ford Performance Parts Plug and Dowel kits include the necessary dowels, cup plugs, and pipe plugs for your rebuild.
( 8 )
$40.99
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$225.99
