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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 )
$109.95
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$271.25
Earl's Performance cylinder headbolt kits are made from premium quality 170,000 psi chromoly alloy steel (about 15 percent stronger than Grade 8). These headbolts are reusable and are the ideal way to upgrade the performance of your engine, and eliminate the hassle and cost of replacing OEM-style torque-to-yield style bolts each time the cylinder heads are removed. Order the kit recommended for your year, make, and engine application. Features include: * Material—chromoly alloy steel * Yield strength—170,000 psi * Finish—black oxide * Reduced wrenching size—provides extra socket clearance * Choose from 12-point or hex head-styles * Wide flanged head provides more support for the extra-thick chromoly washers * Includes premium headbolts, washers, and anti-seize lubricant * Sold in complete engine sets * Reusable headbolts and washers (not torque-to-yield)
( 8 )
$178.95
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$212.95
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VEGE Remanufactured cylinder heads are a popular choice for performance and value. With its advanced and efficient production process, backed by more than eight decades of experience, VEGE is able to supply remanufactured cylinder heads with a level of quality that equals that of new OEM products—at extremely competitive prices. The rebuilt cylinder heads are carefully inspected, cleaned, and then fully machined and assembled with top-of-the-line components. Unless otherwise noted, the assemblies include a cast iron or aluminum cylinder head, intake and exhaust valves, valve springs, retainers, locks, stem seals, rocker arm studs, and more. Many heads include rocker arms. Nearly a thousand models are available, for fitment on countless applications.
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$276.99
$226.99
Pioneer performance cylinder head fasteners have the right stuff to bolt your heads securely. The fastener kits are available for thousands of applications—and all offer 8740 chromoly nickel material, heat-treating to 180,000 psi, centerless grinding, thread rolling after heat-treat, and cold-forming of the underhead radius. These processes mean that your Pioneer performance cylinder head fasteners will have the right material that delivers the right tensile and fatigue strength to complete your installation with confidence.
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$118.99
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