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MTM981-201 - Mast Motorsports L99 Automatic Camaro Stage 1 Track Package

This product may require vehicle validation(s) for proper fitment. Please contact us to confirm correct vehicle fitment and usage.

Availability: Item has been discontinued and is no longer available


These new stage packages from Mast make big, dyno proven horsepower gains using pump gas. No headaches, no guesswork, just big power. Horsepower gains listed are performed on a chassis dyno resulting in true before and after, at the wheels horsepower gains.

The kit includes:
-L99 VVT Cam

- Phaser plate
-Mast premium nitrided valve springs

Cam Specs:
Duration @ .050 220/234
Lift 573/588
LSA 116

This kit when coupled with headers can produce a 68 hp gain at the rear wheels. This cam has a noticeable choppy idle.

Application List



  • 981-201
  • 981-201
  • Mast Motorsports
  • Item has been discontinued and is no longer available
  • New


Shipping Information

  • Item Requires Shipping
  • 60.0 lbs.

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