Platinum Series Shaft Rocker Arms - Chevy 1.5 Ratio
Chevy Small Block V8, 1.5 Rock Arm Ratio
Any top quality engine you look at will have shaft type rocker arms on it, whether its NASCAR, NHRA or Bonneville racing. The reason is they are the strongest, most reliable rocker arm money can buy.
These include fully machined aluminum rockers, premium centerless ground shafts and needle bearings, alloy fasteners and tool steel lash adjusters.
For S/B Chevy with 23-degree valve aftermarket heads.
Item Details1.5 rocker ratio
STOP!! If your cylinder head is not listed below, DO NOT attempt to install this system!!
- Chevrolet OEM - Early Model Head with Standard Pivot and Standard Offset, Vortec, Fast Burn, Late Model Bowtie, LT1/LT4
- AFR - 165cc-225cc with Standard Stud Spacing
- All Pro Cylinder Heads - 200, #200, SP Head, Street Strip & 305-23
- Brodix - -8, -10, -11, Track 1, FB 1000
- Dart - Iron Eagle/ Sportsman II
- Edelbrock - Victor Jr./E-Tec.
- GM Performance Parts - 23° Aluminum
- Profiler - 23° Small Block Chevy, P/N 176
- Pro Topline - 23° Small Block Chevy
- RHS - 23° Pro Action
- Trick Flow - 23° Small Block Chevy: Super 23 SBC
- World Products - SR/Sportsman II
- 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.