Street and Strip Cams: If you're looking to get serious upper RPM gains, but don't want to add springs, a set of Comp Cams Stage 3 NSR camshafts are the perfect addition to your Pony. If you've already added long tube headers and 3.73 (or steeper) gears and are now ready to take the next step, the Stage 3 Cams add big power gains for strong power gains above 5500-7200+.
No Springs Required: These cams are compatible with your stock factory valve springs, so there's no need to remove and replace your 32 stock springs, saving you time and money.
Application: The Comp Cams NA Stage 3 NSR 191160 camshafts are sold as a set of four for your 2011-2014 5.0L 4V-powered Boss 302. These DOHC Comp Cams Stage 3 Camshaft require the use of 3.73 or steeper rear gears and full length (long tube) headers.
Technical Note: These DOHC Comp Cams Stage 3 Camshaft require the use of 3.73 or steeper rear gears and full length (long tube) headers, as well as a phaser limiter kit and custom ECU programm
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