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Comp Cams

COMP Cams 127020 Mutha' Thumpr NSR 234/254 Hydraulic Roller Cams for Ford 4.6/5.4L Modular 3-V

    • Based on 15 reviews
Condition: New
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Availability: Only 1 left in stock, order soon!
Fulfilled by Amazon
Arrives Thursday, Nov 28
Order within 13 hours and 9 minutes
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Size: Camshafts Only


Style: 750-6,600 RPM Range


Features

  • SOHC - Mutha' Thumpr NSR (NO SPRINGS REQUIRED): Very rough idle, biggest cam for stock heads. Great power above 4900 rpm. Compatible with stock valve springs, benefits from converter and gears, requires cam phaser upgrade and custom tuning.
  • 273/306 Advertised Duration, 234/254 Duration @ .050 inch, .450 inch/.450 inch Lift, 109 Lobe Separation
  • Part #26113-24 valve springs available but not required
  • Steel retainer part #710-24 and titanium retainer part #702-24 also available

Description

SOHC - Mutha' Thumpr NSR (NO SPRINGS REQUIRED): Very rough idle, biggest cam for stock heads. Great power above 4900 rpm. Compatible with stock valve springs, benefits from converter and gears, requires cam phaser upgrade and custom tuning.

Manufacturer: ‎COMP Cams


Brand: ‎Comp Cams


Item Weight: ‎15.4 pounds


Country of Origin: ‎USA


Item model number: ‎127020


Is Discontinued By Manufacturer: ‎No


Manufacturer Part Number: ‎127020


OEM Part Number: ‎N


Date First Available: June 23, 2009


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Thursday, Nov 28

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
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  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

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Top Amazon Reviews

    • Ton of chop definitely needs tune tho
Size: Camshafts Only Style: 750-6,600 RPM Range
The media could not be loaded. If u wanna sound like a race car this is what you want
Reviewed in the United States on July 10, 2023 by Kade
    • Five Stars
Size: Camshafts Only Style: 750-6,600 RPM Range
Awesone!!!!!!!!!
Reviewed in the United States on December 4, 2017 by Ray
    • Five Stars
Very good
Reviewed in the United States on December 17, 2014 by federico martinez
    • Chops like a lumber jack
Size: Camshafts Only Style: 750-6,600 RPM Range
You can hear from the second your car fires off that it has a Thumper series cam. Other cams idle smooth as a stock piece until the car runs for 2 minutes or so. With this cam it's chopping like a lumber jack from the jump.
Reviewed in the United States on December 12, 2017 by Mitchell Laney
    • 6 Sound like a dragster or a hot road with the power to ...
It's a beast of a Cam it can make your 4.6 Sound like a dragster or a hot rod with the power to back it up.
Reviewed in the United States on June 22, 2015 by Jason

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