TSP Stage 2 NSR Camshaft – 4.8L / 5.3L LS

TSP Stage 2 NSR Camshaft – 4.8L / 5.3L LS (No Springs Required)

The TSP Stage 2 NSR Camshaft is the most aggressive cam we offer that still retains your factory valve springs and pushrods. Designed to squeeze out even more performance from your 4.8L or 5.3L LS truck engine, this cam delivers strong mid-range torque and horsepower while maintaining excellent street manners.

Camshaft Specifications:

• Duration @ .050” (Intake/Exhaust): 212° / 218°
• Lift (Intake/Exhaust): .495" / .495"
• LSA: 112°
• ICL: 110° (112+2)
• Powerband: Broad low to mid-range power with a noticeable kick in the mid RPMs
• Estimated Gain: Around +40–45 HP

Why Choose the Stage 2 NSR Cam?

• No Springs Required: Works with factory LS valve springs
• Stock Pushrods Compatible: Drop-in friendly with OEM geometry
• No Stall Needed: Retains stock torque converter for 4L60E / 4L80E setups
• Smooth Idle: Subtle chop with great driveability
• Proven Gains: Perfect balance of performance and simplicity

If you're ready to step up your 4.8L or 5.3L build but want to avoid the added cost of valvetrain upgrades, the TSP Stage 2 NSR Camshaft offers maximum gain on a minimal parts list — just drop it in, tune it, and feel the difference.