Competition Use Only, Not Legal for Road Use
TSP NSR RV Camshaft – 5.3L / 4.8L LS (No Springs Required)
The TSP-NSR-RV-5.3 Camshaft is our modern twist on the classic small block RV cam. Designed specifically for 4.8L and 5.3L LS truck engines, this cam delivers maximum low-end torque for towing, off-road, and daily driving. It's the ideal upgrade for anyone wanting more grunt without giving up reliability or drivability.
Camshaft Specifications:
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Duration @ .050” (Intake/Exhaust): 208° / 216°
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Lift (Intake/Exhaust): .495" / .495"
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LSA: 110°
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ICL: 107° (110+3)
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Powerband: Low-end to mid-range torque
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Estimated Gain: Up to +40 HP
Why Choose the RV Cam?
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No Springs Required: Designed to work with stock LS valve springs
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Uses Stock Pushrods: No additional valvetrain upgrades needed
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Retains Stock Converter: Works with your factory 4L60E or 4L80E torque converter
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Great for Towing: Increases torque right where you need it most
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Mild Overlap: Smooth idle with daily-driver-friendly behavior
Whether you're hauling a trailer, building an off-road rig, or just want more usable torque on the street, the TSP NSR RV Camshaft gives your 5.3 or 4.8 the kind of low-end punch you'd expect from a classic small block upgrade — but with modern LS reliability.
