Beat Factory Torque With This Complete LS Camshaft And Valve Spring Kit Including Steel Retainers Plus Hardened Pushrods Delivering Badass Street Power For GM V8 Trucks

Complete LS Cam Single Kit Plus Dual Valve Spring Package V8
✔️.619 lift cam plus.660 dual springs and 7.40 pushrods

This upgrade assembly replaces factory internal components with heavy duty metal built for pickup and suv workloads. It swaps out fatigued cam shafts and weak valve trains for tighter tolerances and thicker cross sections. The layout delivers sharp throttle snap and steady torque without requiring race prep.

✅ 221 intake and 240 exhaust duration with 113 degree lobes centerline
✅.660 inch dual coil valve springs paired with steel retainers and locks
✅ 7.400 inch hardened chromoly pushrods featuring 0.080 inch wall thickness
✅ Compatible with 1999 through 2013 gm 4.8 5.3 6.0 and 6.2 liter v8 motors

💡 How do cam duration and valve spring rates affect horsepower in gm v8 trucks?
Matching accurate lobe geometry with reinforced internals gives you predictable power delivery and a handy fix for tired engine feel.
- Tighter spring pressures prevent valve float near peak horsepower levels
- Broader lobe separation improves low end pull for towing and passing
- Hardened pushrods cut deflection so ignition timing stays precise
- Direct replacement hardware clears old oil passages for reliable operation

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