Home › Cams › Texas Speed & Performance TSP LS3 Stage 3 Turbo
Texas Speed & Performance TSP LS3 Stage 3 Turbo cam: specs, price & owner results
229/240 .629"/.600" 115 LSA
| Spec | Value |
|---|---|
| Engine | Gen III/Gen IV LS |
| Application | BOOST |
| Style | HYDRAULIC ROLLER |
| Duration @ .050 (int/exh) | 229.0 / 240.0 |
| Lift (int/exh) | 0.629 / 0.6 |
| LSA | 115.0 |
Heads up: some product links on this page may be affiliate links. If you buy through them we may earn a commission, at no extra cost to you. It never changes which parts we list.
Tuning checklist
- Tune: Aftermarket cams need idle, fuel, spark and torque-model changes.
What owners report with this cam
Owner-reported numbers from public forum threads — exploratory, not verified. Dynos, heads, supporting mods and tunes differ; use these as a rough range, not a promise.
2reports
| Engine | Heads | HP | TQ | Dyno | Adder | Thread |
|---|---|---|---|---|---|---|
| 5.3L turbo (forged CP-Carrillo H-beam rods and pistons) | 780 | claimed horsepower from prior E85 tune, no dyno sheet | turbocharger | lsxmag.com | ||
| forged 5.3L | 780 | turbocharged (ON3 turbo + intercooler) | lsxmag.com |