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AFR Rocker Arm Stud Girdle Replacement Nuts

AFR rocker arm stud girdle replacement nuts are designed to keep your rocker arms in place, while accepting an AFR double bar stud girdle. They are available in your choice of 3/8 in. or 7/16 in. thread sizes, select the rocker arm stud girdle replacement nuts best suited to fit your application.

4.43 out of 5 stars ( 7 )

$133.35

AFR Stud Girdles

AFR stud girdles are designed to eliminate the rocker stud flexing and associated horsepower loss that come with today's high-lift cams and high-pressure valve springs. They are manufactured from sturdy anodized aluminum to keep your valvetrain rigid for maximum engine performance. Available for small block Chevy, small block Ford, and big block Chevy applications, the AFR stud girdles will maintain valvetrain longevity throughout the engine's entire rpm range.

4.62 out of 5 stars ( 55 )

$201.60

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$222.60

AFR Replacement Stainless Steel Valves

AFR replacement stainless steel valves are designed to fit your AFR cylinder heads without any modifications. They are made from stainless steel with chrome stems and hardened valve tips. AFR replacement stainless steel valves are also swirl-polished and fully machined. Both the materials used, and the heat-treating process are superior to the original equipment replacement pieces.

4.83 out of 5 stars ( 6 )

$165.90

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$221.55

AFR Valve Covers

AFR valve covers will show everyone your desire for speed. Constructed from aluminum, they're available in black powdercoated and polished finishes for every level of auto enthusiast.

4.62 out of 5 stars ( 50 )

$269.85

AFR Rocker Arm Studs

Have you ever tried to install a rocker stud into your cylinder head and watched it wobble as it screwed in? Don't take a risk installing bad rocker arm studs that may botch up your Eliminator or Outlaw race cylinder head installation. Just replace the bad with the new--AFR rocker arm studs that run in straight and true! These rocker arm studs are made of premium-grade chromoly steel and are heat-treated to tensile strength. Plus, stud lengths are exact to provide positive seating every time. AFR--a name you can trust!

5.0 out of 5 stars ( 2 )

$113.40

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$117.60

AFR Valve Guides

AFR valve guides are constructed from high-quality bronze for durability and wear. These guides are offered in a variety of diameters to suit your application.

5.0 out of 5 stars ( 3 )

$124.95

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$220.50

AFR Head Bolt Bushing Kits

AFR head bolt bushing kits are designed to allow you to use stock or aftermarket head bolts with your AFR cylinder heads. These bushings are manufactured from durable steel and feature a black zinc coating for maximum protection. Make sure that your cylinder heads are properly attached with an AFR head bolt bushing kit.

5.0 out of 5 stars ( 4 )

$141.75

AFR Titanium Valve Spring Retainers

If you're a serious racer, you'd better be sure that you're using strong valve spring retainers, such as these AFR titanium retainers. Stronger and lighter than steel, they're designed for 10 degree valve stem locks. These retainers work best with AFR valve locks and optional lash caps. And you can be sure that AFR titanium valve spring retainers won't split at high rpm, tearing up your engine. They're available in a variety of styles and sizes; find the model that's right for your application.

5.0 out of 5 stars ( 4 )

$220.50