Blumax Big Block Chevy 396-454 Aluminum Roller Rocker Arms
Chevy Big Block V8
BluMax aluminum roller rockers are built of the finest 6061 aluminum which gives you superior strength over other rockers. Machined to allow for larger 1.55" springs and retainers with full-cage friction reducing needle bearings for added durability. The nose rollers and shafts are Cr40 steel, heat-treated and hardened to minimize the wear that naturally occurs between the roller tip and the valve stem. Includes polylocks.
- Designed to meet the demands of most high-lift roller camshaft profiles
- Specially machined to accommodate larger valve springs and retainers
- SAE-52100 Full complement precision needle and cage roller bearings
- Anodized for a superior finish and to reduce operating temperatures
- CNC machined pushrod cups and heat-treated Cr40 roller tips
- Internal oiling system for long lasting performance
- H.D. Polylocks included
- 1966-2000 B/B Chevy application
1.70 Ratio - 7/16" Stud
- 396: 1966-1970
- 402: 1970-1972
- 427: 1966-1969
- 454: 1996-2000
- 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!
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.
Once you're ready to start selecting valve train components, we have some useful tips and tools that should boost your performance. We discuss proper valve-springs, pushrod length, and rocker arm ratios.
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.
A guide on how to check piston to valve clearance to prevent interference. See what tools are used to make this process easier.
Rebuilding an engine? Stay organized by using a valvetrain rocker arm organizer tray while disassembling the valvetrain components. Learn some tips on why you shouldn't mix up lifters if you intend on using them again.