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Howards Rattler Camshaft (05-10 GT)

Item 393023
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Market Price $834.99 You Save 16% ($135.00)
Our Price

$699.99 (pair)

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      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation


      • Authentic Howards Rattler 3-Valve Camshaft
      • Exceptional Hydraulic Roller Cam Design
      • Improves Torque and Horsepower
      • Unique Choppy Idle and Wide Lobe Centers
      • Compatible with Stock Torque Converter
      • Compatible with Stock Valve Springs
      • Aggressive Ramp Rate for Efficient Air Velocity
      • Compatible with up to 5400 RPM Converters
      • Five-Year Limited Warranty
      • Fits 2005-2010 Ford Mustang GT Models


      More Horsepower and Torque. If you want to harness all the horsepower and torque potential of your Mustang, install the Howards Rattler Camshaft today. This Camshaft achieves more through a widened lobe centers and revamped ramp rate, which also improves air velocity. Not only can this 10-pound camshaft be used with a stock torque converter, but it is also compatible with 1800 rpm converters. Additionally, it can support converters of rpm with an operating limit of up to 5400.

      High-Quality Camshaft. A Howards Rattler Camshaft is made from high-precision, CNC cam grinding machines that give it its superior construction and a precision fit. The cams have been designed with the highest grade quality cores in the market to give you optimal service for longer.

      Simple Installation Process. The Howards Rattler Camshaft allows for an easy installation process that does not require drilling or custom modification. With the help of light tools and light-to-moderate mechanical skills, you can complete the installation in 4 hours; however, those not mechanically inclined should consult a professional.

      Warranty. Howards assures that this Rattler Camshaft is devoid of any form of material or workmanship flaws. they also provide a limited 5-year warranty on the same, subject to qualifying conditions.

      Application. The Howards Rattler Camshaft is compatible with all 2005-2010 Ford Mustang GT models.

      Fitment: 2005 2006 2007 2008 2009 2010 Details

      MPN# 279995

      CA Residents: WARNING: Cancer and Reproductive Harm -


      Customer Reviews (5)

      Write a Review

      Ratings Summary

      5 out of 5 overall rating from 5 customers

      Installation Time: Afternoon

      • January 24, 2020

        5 2005 GT - Heellllpppppp98 Installation Time: Afternoon

        Cammssss baby

        Install was super easy did this around with ford racing timing kit and a gt500 80psi oil pump. Cams sound great and with the new tune the car has great power. Did I say they sound great!!!!

        Helpful (1)
      • January 13, 2020

        5 2006 GT - AlexB Installation Time: Less than 1 Hour

        Like em!

        I like the cams a lot, they rattle very strongly and live up to their name! I dont reccomend these if you are looking for thump

        Helpful (1)
      • November 08, 2019

        5 2006 GT - Blkstang81 Installation Time: Afternoon

        Awesome cams

        Good product my stand sound good and you can tell the difference on top end with this cams.

        Helpful (2)
      • October 21, 2019

        5 2005 GT - Whitemare Installation Time: Afternoon

        Wrong cam pictures

        You're showing pics of 2 valve cams and advertising them for a 3 valve??

        Helpful (1)
      • January 02, 2019

        5 2010 GT - SimonS Installation Time: Full Day


        It’s a great buy, didn’t expect much but it made a huge difference

        Helpful (14)

      Questions & Answers (16 answers)

      5 Top Rated Questions

      The price says "each", so will I need to buy two?

      • You will need to buy two yes.

      Helpful (3)

      Is it a kit now?

      Hello do I need cam phaser limiters for these cams ??

      • No, a new phase limiter kit is not required.

      Helpful (0)

      Stock valve springs are ok and no car phaser limiters needed ????

      Stock spring and no phase limiter ??

      Post Your Question
      10 More Questions
      The price says (pair) so do I get the both cams or would I have to buy it twice? 0 answer
      Do these cams need a phaser limiter kit to work properly? 1 answer
      Do these cams require a phaser limiter kit? 1 answer
      Do I need to buy 2 or 1 because on the main page it say pair and in the description it say (2) in box 0 answer
      What's the RPM range? 1 answer
      are there any videos or sound clips of these cams for comparison to others? 1 answer
      Will this work with a manual transmission? 1 answer
      What does it mean by saying it’s compatible with up to 5400 RPM converters? 0 answer
      Will is work on a 2006 gt mustang manual trans with ford 93 octane tune, cold air intake and exhaust upgrade. Main question on the reviews saying its drop in cam that work with a stock tune, can I use it without upgrading with another tune. Thank you 1 answer
      So this CAM will run under the stock tune? 1 answer

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (2) Howards Rattler Camshafts
      • Installation Manual

      Tech Specs

      • 3 Valve Cam
      • Intake Degrees of Duration: 271.6 Degrees
      • Intake Degrees of Duration @ 0.50: 230 Degrees
      • Exhaust Degrees of Duration: 276.6 Degrees
      • Exhaust Degrees of Duration @ 0.50: 236 Degrees
      • Intake Gross Lift at Cam: 0.274
      • Exhaust Gross Lift at Cam: 0.274
      • Intake Valve Lift: 0.500
      • Exhaust Valve Lift: 0.500
      • Intake Centerline: 110 Degrees
      • Lobe Separation: 114 Degrees

      Will It Fit My Mustang

      • GT - 05, 06, 07, 08, 09, 10

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