LS3 295 Black Label Performance Package

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  • Regular price $ 4,600.00
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Mast Motorsports LS3 Performance Packages are designed to maximize the performance of your 4.125" bore engine. Our Black Label heads are an aftermarket USA cast and machined head that have continually been proven to make more power than the rest. Paired with a custom grind camshaft, based on your driving application and style our LS3 performance package will be the best upgrade you have ever purchased for your vehicle!

ūüí™ Dyno proven power. ūüí™

Package Includes:

  • Black Label LS3 280 Heads assembled with PAC springs, Hollow¬†Stainless Intake and Solid Stainless Exhaust Valves
  • Custom Grid Camshaft based on your driving style and application
  • Mast Hardened Pushrods

Fitment:

  • Fits 4.125" and larger Bore LS Engine Blocks
  • Requires LS3 Intake Manifold
  • Requires longer pushrod (8.050" with stock hydraulic lifters)
  • Uses GM LS7 Rocker Arms

We will reach out to you within 24 hours to confirm your order and gather information on your driving style and application. One of our veteran engine builders will spec a camshaft tailored to your engine.

All performance packages will ship 7-10 days after cam selection.


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