ARP 300-8243 Adjustable 3/8 Inch-24 Rocker Nut Kit, 16 Piece
Universal Fit, 1.20" Overall Height, .55" Outside Diameter, Steel, Black Oxide, Black
These replacement rocker arm nut kits are made for stamped steel rockers. When rebuilding an engine, it is recommended to replace the rocker studs along with the rocker ball and nuts.
ARP Adjustable 3/8 Inch Rocker Nut Kit
- Exclusive 12 point head
- Heat-treated premium grade A 8740 chromoly steel
- 190,000 psi tensile strength
- Precision machined threads
- 1.200" length
- 3/8-24 thread size
- .550 body diameter
- 16 piece pack
- Includes Perma-Loc - 12 point head with special shouldered "stop" to hold wrench. Eliminates need for special adjusting tools.
- Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
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Q & A
What happens when you advance or retard a camshaft? In this tech article, we explain the pros and cons of installing your cam straight up, advancing or retarding.
Learn the basics to engine performance like; how does a cam work? What is Valve lift, duration, lobe separation angle, and cam profiles? Afterwords selecting the right camshaft will be less of a guessing game!
A guide on how to check piston to valve clearance to prevent interference. See what tools are used to make this process easier.
Learn how to re-build a junkyard Small Block Chevy. A step-by-step guide on how to select a SBC, machine the valve guide bosses down, and what parts to use to upgrade to your personal liking.
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Follow along as we install a Pete Jackson Noisy Gear Drive on a Chevy 454. Learn about the installation process from Speedway Motors Street Tech Kevin.
To get the longest life and most performance out of your engine, it's important to have the valve lash set correctly. Here we show you how to set valve lash on a small block Chevy using a hydraulic lift camshaft.