TSP 2000hp Turbo Stroker Camshaft – 408+ CI LS3-Based Engines

The TSP Turbo Stroker Camshaft is built for high-horsepower LS3-based stroker engines running big single or twin turbo configurations. With aggressive specs and a wide lobe separation angle, it’s designed to make big power under boost while maintaining drivability in larger displacement setups.

Camshaft Specifications:

Duration @ .050” (Intake/Exhaust): 244° / 259°
Lift (Intake/Exhaust): .644" / .633"
LSA: 115°
ICL: 112° (115+3)
Powerband: High boost / upper RPM performance

Recommended Setup:

Valve Springs: PRC VS2230 or PAC-2187 dual valve springs required
Pushrods: 5/16" required; 3/8" PAC-1209X recommended above 7000 RPM
Lifters: Johnson or equivalent recommended for high-RPM stability

Ideal Fitment:

Displacement: 408+ cubic inch LS stroker engines
Cylinder Heads: LS3-based heads with aftermarket pistons featuring valve reliefs
Boost Setups: 76–80mm twin turbo or 96–108mm single turbo
Induction: Works best with aftermarket intake manifolds

If you're pushing serious boost with a large displacement LS3 stroker, the TSP Turbo Stroker Cam is engineered to deliver maximum top-end performance while holding together under the harshest conditions.