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On Sale
These bolts are made of a Grade 8 alloy and are heat-treated for extra strength. They feature a high hex head to prevent socket slippage and an extra-thick washer to allow for a more accurate, uniform torque.
( 8 )
$15.07
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$31.48
$9.80
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$28.30
On Sale
Holley alternator bracket bolt kits are genuine Holley quality parts to mount the Holley Ford 7.3 L Godzilla alternator bracket. These bolts are made from durable steel and can be used as replacement parts or for your new build. From start to finish, Holley has just the parts to make your dream a reality.
Not Yet Reviewed
$20.65
$11.36
On Sale
BoostLine ARP2000 fasteners are the standard in high performance connecting rod bolts. Machined from high-quality steel alloy, ARP2000 bolts are capable of achieving a clamp load of 220,000 psi, ensuring strength and durability in high-stress engine applications. These bolts are used widely in everything from drag racing to short track as an upgrade from 8740 chromoly, making them the clear choice for the four-digit horsepower engine builds BoostLine rods are designed for. Bolts are available in multiple sizes.
Not Yet Reviewed
$12.99
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$13.99
$11.69
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$12.59
On Sale
These Mr. Gasket oil pan bolt kits have a special smaller-than-standard hex head that is ideal for tight spaces. Because of the hex flange head design, it will not back into the socket wrench, allowing for easier installation. Special underhead serrations prevent loosening, and the wide flange head distributes uniform clamping pressure for an ultra gasket seal. The Grade 5 bolts are zinc plated.
Not Yet Reviewed
$34.11
$30.70
On Sale
The zinc plated smaller-than-standard hex heads on Mr. Gasket self-locking oil pan bolt kits are ideal for tight spaces. The flange head designs keep the bolt from falling into the socket. Special serrations prevent loosening, and the flange gives uniform clamping pressure.
( 5 )
$20.11
$18.10
On Sale
Holley LS valve cover bolt kits are hardware assemblies developed specifically for Holley tall LS valve covers. Available as a single service component or a full set of eight, each bolt assembly features a polished valve cover bolt (M6 x 1.0 threads), aluminum spacer, and OE-style grommet. If you're dealing with lost or damaged fasteners for your tall LS valve covers, don't fret—order Holley LS valve cover bolt kits.
( 1 )
$76.35
$68.75
On Sale
Holley Muscle Series centerbolt valve covers present a no-frills, modern style with prominent raised GM "Chevrolet and Bowtie" logos. Intended as an alternative to the existing GM ZZ6 accessories, a Holley GM Muscle Series cover is the perfect addition to your engine bay if you're searching for a subtle custom variation from the OEM options. They feature a generous internal height for exceptional valve train clearance, and include pre-installed internal baffling, polished mounting hardware, and oil fill/PCV grommets. Holley Muscle Series centerbolt valve covers feature: * Clean, modern styling with high-definition "Chevrolet and Bowtie" logo * Specifically designed for GM ZZ6 engines, but will fit all small block Chevy applications with center bolt-style cylinder heads * Diecast aluminum construction ensures high detail and reduces the opportunity for warping of the valve cover flange and oil leaks * Emissions-compliant valve covers include pre-installed internal oil baffles, as well as an oil fill plug and PCV grommet * Multiple finishes are available
( 8 )
$419.95
$376.95
On Sale
Chrome plated for beauty and durability, these Mr. Gasket wing bolts make valve cover removal fast and easy. They are precision-engineered and feature extra-long threads to accommodate extra-thick valve cover gaskets or hold-down clamps.
( 5 )
$22.94
$20.65
On Sale
Chrome plated for beauty and durability, these Y-wing bolts from Mr. Gasket make valve cover removal fast and easy. They are precision-engineered and feature extra-long threads.
( 23 )
$18.34
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$47.40
$16.51
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$26.07
On Sale
Summit Racing™ LS lifter and guide kits offer top-quality, precision-made pieces at an excellent value! These kits include a set of roller lifters, lifter guide bolts, and LS2 lifter guides.
( 41 )
$244.98
$241.98
On Sale
Holley aluminum LS valve covers will give your Chevrolet LS Series engines a totally new look. Manufactured from cast aluminum, they come in four different finishes, and feature a billet aluminum oil fill cap. Some valve covers in this series eliminate the need for the factory ignition coil bracket. Instead, the coils bolt directly to the valve covers for a nice angled look! Holley aluminum LS valve covers reuse the factory gaskets and bolts, will work with .750 in. lift camshafts using stock-style rocker arms, and fit all ignition coils with 72mm spacing.
( 143 )
$267.95
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$849.95
$147.95
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$693.95
On Sale
Holley Track Series valve covers are GM licensed and provide an excellent way to add high-end appeal to your favorite Chevy engine. These lightweight, yet tough valve covers are constructed of 6061 T-5 sheet aluminum, precision TIG-welded for a proper fit. They feature laser-etched Chevrolet and Bowtie emblems. The covers are available in silver anodized or black coated finishes, along with various heights to clear most popular rocker arm combinations. All models include mounting hardware for quick and simple installation.
( 69 )
$199.95
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$308.95
$179.95
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$278.05
On Sale
Mr. Gasket cast aluminum covers are constructed of high quality die-cast aluminum for an excellent fit. They are available in polished, finned, and ball-milled versions to fit a variety of engines. Features: * Top quality cast aluminum construction * Choice of smooth top polished, finned, or ball-milled designs * Some available in tall versions for additional rocker arm clearance * Thick gasket rail area for excellent sealing * Pre-punched breather openings with baffles * Includes mounting hardware
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$99.95
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$121.95
$89.95
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$109.75
On Sale
These Summit Racing™ harmonic balancer and flexplate combos are a great way to finish off your engine rebuilding project. They include a new performance balancer, flexplate, balancer bolt and flexplate bolts all in one affordable package.
( 2 )
$180.91
$178.62
On Sale
BoostLine connecting rods are designed specifically for demanding turbocharged, supercharged, and big nitrous applications. The patented, 3-pocket body forged from premium 4340 steel incorporates the best features of both the H-beam (mass/weight) and I-beam (strength) designs. This provides 60 percent more bending strength compared to common H-beam rods. Each piece is heat-treated, shot-peened, and fitted with ARP-2000 cap screws (strong, malleable, and 220,000 psi rating) before final finish machining. Keep things straight with a set of BoostLine connecting rods (also available individually). Order the connecting rods in the model recommended for your specific engine size. Features, items, and specs: * High-quality Ampco bushing material used in the small end * Pin clearance at between 9-ten-thousandths and 11-thousandths of an inch (allows engine builder to custom set wrist pin spec, should additional clearance be necessary) * All BoostLine rods are individually inspected via a coordinate measuring machine (CMM) that is used to custom-match sets of rods to incredibly tight tolerances * Each rod includes an inspection report from the Wiseco Piston quality team * Rods are completely separated by thick foam for protection from shipping damage * Each rod is vacuum-wrapped in plastic for corrosion protection * Upgraded ARP 625+ bolts (260,000 to 280,000 psi) available
( 1 )
$274.99
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$1,695.99
$247.49
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$1,526.39
On Sale
Mr. Gasket aluminum valve covers are fabricated from 100 percent TIG-welded 6061 T-5 aluminum sheeting for a perfect lightweight fit. Available in natural, polished, powdercoat, or anodized finishes, they'll enhance the appearance of any engine compartment. The covers feature an extended sealing lip to positively locate and secure the gasket from moving, eliminating oil leaks. These valve covers can be ordered with plain or finned tops, and each piece includes a 1 1/4 in. diameter breather hole (except where noted). Order the model designed for fitment on your make/model and engine type.
( 79 )
$215.95
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$238.95
$123.95
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$215.05
On Sale
Enhance the look of your engine with a pair of Scott Drake classic aluminum valve covers for small block Ford engines. Diecast from high-quality aluminum alloy, the covers are available in more than a dozen styles to customize your ride. Finish options include polished, black, black wrinkle, and black powdercoat. These valve covers also feature a cadmium plated oil filler tube to help stop corrosion, an improved oil baffle design to accommodate high-lift cam shafts—and will work with most roller rockers. Order the model designed for your vehicle application.
( 183 )
$224.95
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$249.95
$202.45
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$224.95
On Sale
These Summit Racing™ harmonic balancer and flexplate Pro Packs are a great way to finish off your engine rebuilding project. They feature our Street & Strip flexplate and include a new performance balancer and bolts all in one affordable package.
( 10 )
$180.91
$178.62
On Sale
Holley LS valve cover adapter plates offer an innovative way to add the vintage styling cues of a 1958-86 small block Chevy perimeter bolt valve cover to your modern GM LS engine. These cast aluminum adapter plates include hardware to mount three different generations of coil packs under the valve cover without the need of any coil relocation kit, and you retain all the benefits of OE-style coil-on-plug mounting. These adapter plates feature an integrated oil fill and are pre-threaded for PCV ventilation fittings.
( 4 )
$292.95
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$299.95
$263.65
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$269.95
On Sale
Holley Muscle Series valve covers are a blast from the past inspired by 1970s-era GM factory L82/LT1/Z28-equipped engines. They fill your desire with the iconic finned design and retro styling cues. You can choose from four finishes to best match your small block. Order the pair recommended for your year/make and engine application. Product features include: * Cast aluminum construction and fin design create strength and rigidity to offer years of leak-free performance * Standard height * Twist-in oil fill knockout (cap included) on one cover * Recessed area to place the included adhesive-backed Holley emblem or any round emblem of your choice on the other cover * Pre-installed internal oil baffles on both covers * PCV grommets
( 33 )
$381.95
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$449.95
$343.75
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$403.95
On Sale
Put your Holley pride on display with a set of attractive Vintage Series valve covers. Their die-cast aluminum construction ensures high detail, while reducing the opportunity for oil leaks and warping of the flange. Choose from among a half-dozen finishes to give your engine a clean, professional look. The vehicle-specific covers are available for every model year dating as far back as 1958.
( 33 )
$209.95
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$349.95
$188.95
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$314.95
On Sale
Holley M/T valve covers are flashbacks to 1972. Nothing was cooler than cruising in your hot rod with a Holley double pumper and M/T finned aluminum valve covers. Each Holley M/T valve cover is precision-manufactured with knockout plugs for stock PCV and oil fill installations. These covers feature polished top cover surfaces that may be used for engraving your name horizontally next to the deep heat dissipating fins. Available in your choice of black crinkle or a polished finish, each Holley M/T valve cover comes in retro packaging styled after the original. Order the pair designed for your engine application.
( 30 )
$268.95
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$599.95
$242.05
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$538.95
On Sale
PRW cylinder head stud kits offer heavy-duty fasteners, along with 12-point nuts and washers for Ford Powerstroke engines. These replacement studs are machined from 4135 chromoly steel and finished with a black oxide. They provide superior clamping power, compared to the stock bolts—which will solve the problem of head gasket failure caused by increased cylinder pressure.
( 1 )
$131.19
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$782.96
$111.51
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$665.52
On Sale
These Summit Racing™ top end Pro Packs are guaranteed to give your engine a shot in the arm. We have taken out the guesswork and matched up all of these components for maximum bolt-on power, right out of the box. Get one of these Summit Racing™ top end Pro Packs and put your motor on track for some serious horsepower. Features include: * Pair of cylinder heads that will outflow your stock heads * Head bolts * Intake manifold * Intake gaskets * Intake bolts
( 1 )
$3,338.65
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$6,972.87
$3,122.75
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$6,921.38
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