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These Melling rocker arm studs are made from quality-grade steel for strength and durability. They're designed to keep your rocker arms in place for precise and critical valvetrain adjustment. So, if you want to keep your valve settings correct for a good length of time, rely on Melling to

Pioneer offers these OEM replacement rocker arm studs for a variety of applications. They're machined from high-quality alloy steel for strength and reliability. The studs are available in various lengths and thread sizes for direct fitment on specific cylinder heads. • Brand: Pioneer Aut

Engine Works rocker arms studs give you more consistent rocker geometry to keep the rockers, pushrod, and valve stems in alignment. Each stud is machined from 8740 alloy tool steel, roll-threaded, heat-treated and finished with a black oxide, corrosion-resistant finish. Studs are available

Trick Flow® rocker arm studs are ideal for street or competition use. These studs are made from 8740 chromoly steel. • Brand: Trick Flow Specialties • Manufacturer's Part Number: TFS-51400614-1 • Part Type: Rocker Arm Studs • UPC: 842645110184

ARP High Performance Series rocker arm studs are ideal for ET bracket racing, limited rule oval track competition, or street use. Made from 8740 chromoly steel and are heat-treated to 180,000 psi tensile strength, they are concentric within .005 T.I.R. thread pitch to thread pitch, which w

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 stud

Dart Pro series rocker arm studs are ideal for competition applications. They are made from 8470 chromoly steel and are heat-treated to 200,000 psi tensile strength. These studs are concentric within .005 T.I.R. thread pitch to thread pitch, which will give you more consistent rocker geome

Trick Flow® rocker arm studs are ideal for street or competition use. These studs are made from 8740 chromoly steel. • Brand: Trick Flow Specialties • Manufacturer's Part Number: TFS-41400614 • Part Type: Rocker Arm Studs • UPC: 842645109447

ARP High Performance Series rocker arm studs are ideal for ET bracket racing, limited rule oval track competition, or street use. Made from 8740 chromoly steel and are heat-treated to 180,000 psi tensile strength, they are concentric within .005 T.I.R. thread pitch to thread pitch, which w

Manufactured from tough 8740 steel, these rocker arm studs from Howards Cams feature a large ground radius fillet to provide increased support to the stud shank, effectively eliminating bending and breakage. These studs are precision-machined with rolled threads, heat-treated for a tensile

Replace your stock rocker arm studs with these COMP Cams rocker arm studs. When ultimate strength is required, as with high-rpm roller cam applications, Hi-Tech Race studs are just what you need. These studs have thin jam nuts for rocker clearance, rolled threads for maximum contact, and g

These Melling rocker arm studs are made from quality-grade steel for strength and durability. They're designed to keep your rocker arms in place for precise and critical valvetrain adjustment. So, if you want to keep your valve settings correct for a good length of time, rely on Melling to

Replace your stock rocker arm studs with these COMP Cams rocker arm studs. When ultimate strength is required, as with high-rpm roller cam applications, Hi-Tech Race studs are just what you need. These studs have thin jam nuts for rocker clearance, rolled threads for maximum contact, and g

Summit Racing™ LS Series retrofit trunnion kits are your upgrade to performance! Our "must-have" kits are needed when installing higher rate valve springs or performance camshafts in your GM LS engines. Optimize your LS engine with help from rocker arm trunnions that can handle the stress-

BTR V2 rocker arm trunnion upgrade kits are designed for LS truck-style rocker applications and feature trunnions with pre-installed inner race bearings. They're upgraded from the V1 models with a pressed inner race comprised of 52100 heat-treated bearing steel (over the more commonly used

BTR V2 rocker arm trunnion upgrade kits are designed for LS truck-style rocker applications and feature trunnions with pre-installed inner race bearings. They're upgraded from the V1 models with a pressed inner race comprised of 52100 heat-treated bearing steel (over the more commonly used

BTR rocker arm trunnion upgrade kits improve your stock LS Series rocker arms with captured needle-style roller bearings. They'll provide more stability for your modified application. BTR upgrade kits include rocker arm bearings, trunnions, snap rings, and assembly washers. Replace weak st

PRW fulcrum upgrade kits for the GM LS Series engine are designed to improve your valvetrain performance by enhancing the rocker arms. They include replacement fulcrums, circlips, and fasteners. From there, you can decide on either drawn cup bearings, or silicone bronze bushings to complet

PRW fulcrum upgrade kits for the GM LS Series engine are designed to improve your valvetrain performance by enhancing the rocker arms. They include replacement fulcrums, circlips, and fasteners. From there, you can decide on either drawn cup bearings, or silicone bronze bushings to complet

PRW fulcrum upgrade kits for the GM LS Series engine are designed to improve your valvetrain performance by enhancing the rocker arms. They include replacement fulcrums, circlips, and fasteners. From there, you can decide on either drawn cup bearings, or silicone bronze bushings to complet

Summit Racing™ Pro LS upgraded rocker arms feature high-quality rocker bodies that utilize the factory style pedestal mount. They are made of high-grade cast steel construction to ensure long-lasting durability and performance. This design replaces the factory bearing and powdered metal tr

Summit Racing™ Pro LS upgraded rocker arms feature high-quality rocker bodies that utilize the factory style pedestal mount. They are made of high-grade cast steel construction to ensure long-lasting durability and performance. This design replaces the factory bearing and powdered metal tr

For the hardest working part of your valvetrain, use Summit Racing™ cast steel roller tip rocker arms. Our chromoly steel long-slot rockers will give you a long service life and allow for less deflection and valve guide scrubbing. Each rocker features a precision-ground roller and includes

Performance-minded engine builders know there's an inherent issue with valvetrain deflection when using stock rocker arm mounting in Chevrolet Gen III-IV-cylinder heads. BTR LS shaft rocker kits are designed to significantly reduce deflection, thereby improving both performance and durabil