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Metco Motorsports Crank Pulley Kit - 4lb Boost (03-04 Cobra)

Market Price $479.99 You Save 10% ($50.00)
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  • Item 49707

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Features & Details

  • Interchangeable Crank Pulley Kit
  • Allows You to Adjust Your Boost Level
  • CNC-Machined Aluminum Construction
  • Includes 8.6" Crank Pulley Ring (+ 4 lbs)
  • Fits 2003 to 2004 SVT Cobra
Interchangeable Design. The Crank Pulley kit from Metco Motorsports allows you to replace the stock crankshaft pulley and cage assembly with a lightweight aluminum hub that features an interchangeable outer ring. With the kit installed you can adjust your Cobra's boost level at any time by simply changing the outer pulley ring to any of the pulley rings available from Metco, the process is easy and takes just minutes.

More Power. The Metco Crank Shaft Pulley Kit includes an 8.6" outer pulley that will add an additional 4 lbs of boost (compared to the stock 7.4" pulley) to your SVT Terminator Cobra for even more tire shredding power.

Application. This Metco Motorsports Crank Pulley Kit is specifically designed for use on the 2003 to 2004 SVT Cobra Mustang equipped with the DOHC 4.6L Supercharged V8 engine.

Fitment: 2003 2004 Details

What's in the Box
  • (1) Crankshaft Hub
  • (1) Outer Pulley
  • (1) Mounting Bracket
  • Installation Hardware
Installation Info
Will it fit my Mustang?
  • Cobra - 03, 04

Customer Photos

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3 Questions / 3 Answers

Ask a Question

Will the #4 lower pulley work with a ported eaton with a 2.81? What is the normal setup with a ported eaton.


  • A 4LB lower kit will work perfectly with a ported Eaton. A 2.81 or a 2.93 upper pulley combined with a snub idler for belt wrap and you'll be pushing 16 to 18 lbs of boost.


Helpful (0)

will this 4# lower work with a 2.81 upper?


  • No not on a factory're just going to overwork it and produce heat.....


Helpful (0)

Will this add 4psi of boost on top of the boost added by a 2.81" supercharger pulley?


  • The simple addition of the Metco Motorsports Crank Pulley Kit - 4lb Boost (03-04 Cobra) should be all you need for that extra 4lb boost you are looking for!


Helpful (0)

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Customer Reviews (1) Write a Review

Overall Rating 5.0

out of 5 stars

  • 5/5

    August 22, 2016

    Good product

    It was a quick and easy installation and more boost :)


    Year: 2004 Submodel: Cobra

    Helpful (1)

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