COMP Cams Mutha' Thumpr NSR Hydraulic Roller Camshaft Set GT Mustang 15-17/ Ford F-150 15-17

Give your 2015-2017 GT Mustang or Ford F-150 a more aggressive cam profile with this set of COMP Cams Mutha' Thumpr NSR hydraulic roller camshafts. Designed specifically for Gen 2 5.0L Coyote engines, these billet steel camshafts feature faster lobe ramps, increased valve lift, and more area under the lift curve than the factory camshafts to improve engine performance while maintaining compatibility with factory valve springs.

Features and Benefits:
- Complete camshaft set
- Mutha' Thumpr NSR camshaft profile
- Billet steel construction
- Hydraulic roller finger follower design
- Compatible with factory valve springs
- Works with factory mid-lock phasers
- No phaser limiters required

Specifications:
- 3-bolt camshaft gear attachment
- No valve springs required
- Advertised intake duration: 268
- Advertised exhaust duration: 307
- Intake duration at .050" lift: 228
- Exhaust duration at .050" lift: 242
- 0.513" intake and exhaust valve lift
- 130-degree lobe separation angle
- Assembly lubricant not included

The NSR (No Springs Required) design works with the factory mid-lock phaser system without requiring phaser limiters or cylinder head modifications. Featuring a hydraulic roller finger follower profile, these camshafts provide an effective performance upgrade while simplifying installation on naturally aspirated and street performance applications.

Vehicle Fitment:
- 2015-2017 Mustang GT
- 2015-2017 Ford F-150

Please Note:
- Designed for 2015-2017 Mustang firing order applications.
- When installed in a Ford F-150, the firing order must be changed from 1-5-4-2-6-3-7-8 to the Mustang firing order of 1-3-7-2-6-5-4-8.
- Optional COMP Cams valve spring kits (26113 and 26125) are recommended for high-boost or high-RPM applications.