Top 20 Best Selling Nuts & Bolts Rocker Arms & Parts Performance Parts (2019)




Pro Series Rocker Arm Stud Kit, 7/16-20 in. thread, 2.00 in. ... more info

Exhaust Header Bolt KitFits small block Chevrolet V8s12-point heads, order ARP 400-1101 for hex headsStainless steel, order ARP 100-1201 for black oxide finish ... more info


Flare Nut, 3/8-24 7/16 Wrenching, 12pt flange nut, 10 Piece Skin-Pack ... more info


High Performance Rocker Arm StudsFits most small block Ford with screw in studs3/8-24 Upper thread, 7/16-14 lower threadSet of 16 ... more info



Crane Cams XR-i Ignition System for Ford features Crane optical trigger conversion kits. They are designed to convert a points-type distributor into a precision optically triggered system. They feature stable timing with precise settings, eliminate spark ... more info

Federal-Mogul Sealed Power Engine Rocker Arm Nut MR-1751 ... more info



The Crane Steel Rocker Arm Self-Locking Adjusting Nuts are designed for the ultimate in strength and locking force. It is available in self-locking standard configuration. This rocker arm adjusting nut directs the pressure-fed oil flow to the pivot ball-r ... more info




Mr. Gasket Sure-Lock Rocker Arm Nuts are designed to keep the rocker arm locked for adjustment. They are made from high quality steel which ensures extreme durability. These nuts are heat treated and dichromate plated. They are corrosion resistant and are ... more info


Crane Cams Energizer Rocker Arm for Ford V8 Engine, (Set of 16) features ordinary stamped steel (or in some instances cast iron) rockers. They rotate on a pivot ball and have substantial friction, while also scrubbing the tip of the valve. The roller lift ... more info


One of the more aggravating things found in many high performance engines is constantly having to re-adjust rocker arms. Until ARP introduced the patented Perma-Loc rocker arm adjuster, there wasn't a poly lock on the market that you didn't have to conti ... more info

If you have ever installed a rocker stud into a cylinder head and watched it wobble as it screwed in, you knew from the beginning that the rocker geometry was going to be inconsistent all over the place. The solution? ARP quality. ARP rocker studs are ... more info




High Performance Rocker Arm Stud KitFits General Motors 4.3L Vortec V6Upper thread: 3/8-24, lower thread: M10 x M1.50These studs are not to be used with OEM-style self-locking nuts.Use only ARP Perma-Loc adjusters, sold separately.Full set ... more info

T&D Machine 05131 SHAFT BOLT - 5/16-18 X 1. ... more info


Modified Hei Dust Cover - Designed To Be Used On Stock Hei Distributor Caps with No Modification ... more info


If you have ever installed a rocker stud into a cylinder head and watched it wobble as it screwed in, you knew from the beginning that the rocker geometry was going to be inconsistent all over the place. The solution? ARP quality. ARP rocker studs are ... more info



Mr. Gasket Sure-Lock Rocker Arm Nuts are designed to keep the rocker arm locked for adjustment. They are made from high quality steel which ensures extreme durability. These nuts are heat treated and dichromate plated. They are corrosion resistant and are ... more info

T&D Machine 03210 ROCKER ARM JAM NUT. ... more info



Crane Cams Rocker Arm Adjusting Nut, (Set of 16) features heat treated steel billet rocker arm adjusting nuts for use with Crane rocker arms. They incorporate a locking set screw to maintain adjustments to insure and maintain proper valve preload, or lash ... more info

One of the more aggravating things found in many high performance engines is constantly having to re-adjust rocker arms. Until ARP introduced the patented Perma-Loc rocker arm adjuster, there wasn't a poly lock on the market that you didn't have to conti ... more info

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