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Allstar Performance small block rear main seal adapters can be used to convert 1986 and later blocks with a one-piece rear main seal to accept an older-style, 2-piece seal crankshaft. These are essential when installing an early-style (1985 and earlier) crankshaft into 1986 and later blocks. These rear main seal adapters are available in different applications and can be used with a one-piece or 2-piece oil pan, depending on your application. They are made from billet aluminum and include hardware.
( 8 )
$126.99
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$188.99
Get your 5.0L Coyote buttoned up with one of these Ford Performance Parts engine block hardware kits. They'll have your rotating kit bolted in with the included main cap bolts, and you'll keep the piston temperature under control with the piston cooling nozzles. The kits also include the transmission dowels, front and rear cover dowels, cylinder head dowels, and timing chain guide dowels. Plus, you get one 3/4 in. cup plug, one 13.84mm cup plug, and one 14mm cup plug.
( 1 )
$109.99
Summit Bucks
Top Street Performance trussed-style engine valley covers will add some flair in an unlikely place under your hood. These billet aluminum valley pan covers are lightweight—and available in a choice of black or chrome finish. Hardware is included for an easy installation. Order the trussed-style engine valley cover that's designed to fit your year/make and engine application.
Not Yet Reviewed
$165.42
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$204.94
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 )
$181.99
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.
( 58 )
$272.99
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 )
$102.99
Make sure your crankshaft is secured properly using a set of these Summit Racing™ main bolt kits. They include high-tensile strength bolts that deliver maximum reliability where you need it the most. The bolt kits are designed for use with stock or aftermarket main caps, and can be installed without any modifications.
( 10 )
$209.70
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.
( 388 )
$169.99
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
Derale LS engine oil cooler adapters are designed to give a non-thermostatic option to consumers with high performance LS engines. They feature -10 ORB inlet/outlet ports for maximum oil flow and are rated to flow up to 20 gpm. The adapters include two 1/8 in. NPT ports that can be used for additional accessories and or sensors.
( 2 )
$102.36
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$204.74
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®.
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$214.99
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$258.99
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 )
$174.59
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$252.72
ICT Billet oil cooler block-off plates are the perfect solution for removing the factory oil cooler from the side of the oil pan, giving you improved frame rail clearance. They allow you to retain the original pan without the need for the factory oil cooler, making them ideal for custom builds or tight engine bays. Made from high-quality, aerospace-grade billet aluminum for strength and longevity, the block-off plates are designed with integrated seals to provide a secure, leak-free fit without the hassle of additional sealants. The innovative two-piece design ensures oil continues to circulate properly, maintaining optimal engine performance. These block-off plates are easy to install and come with all the necessary components for installation, including the plate, seals, and hardware.
Not Yet Reviewed
$179.99
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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$246.49
PRW main cap girdles are engineered to 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 cap girdles are manufactured from premium-quality 1045 billet steel. These kits include high-quality PRW fasteners and hardware.
( 3 )
$230.13
On Sale
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 )
$224.99
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$299.99
$202.49
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$269.99
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