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Lingenfelter GT9 cam: specs, price & owner results
215/247 .629"/.656" ICL 121
| Spec | Value |
|---|---|
| Engine | Gen III/Gen IV LS |
| Style | HYDRAULIC ROLLER |
| Duration @ .050 (int/exh) | 215.0 / 247.0 |
| Lift (int/exh) | 0.629 / 0.656 |
| Advance | 121.0 |
| Price | $424.95 (Lingenfelter, 2026-09-29) |
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Check current price at Lingenfelter
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.
7reports
| Engine | Heads | HP | TQ | Measured at | Adder | Confidence | Thread |
|---|---|---|---|---|---|---|---|
| LSA 6.2 | Lingenfelter CNC-ported | 720 | 650 | Wheel | Supercharged (stock TVS2300, 5% overdriven lower + 2.3 upper pulley) | High | lsxmag.com |
| LSA | LPE CNC | 720 | Not stated | supercharger | High | gm authority | |
| LS3 6.2 | LPE heads | 675 | Wheel | supercharger | High | corvetteforum.com | |
| LSA 6.2 | stock LSA heads | 647 | 586 | Not stated | Eaton TVS supercharger (stock CTS-V blower, 9.55 in lower pulley) | High | ls1tech.com |
| LS9 6.2 | 641 | 585 | Wheel | supercharger | High | corvetteforum.com | |
| LS7 7.0 | upgraded valve springs | 636 | Wheel | supercharger | High | corvetteforum.com | |
| 416 cid LS2 forged stroker (Eagle forged crank/H-beam rods, Ross dished pistons) | 600 | 610 | Wheel | supercharger | High | pro-touring.com |
Sources
- DOD, AFM, And DFM Deletes: A Q&A With Michigan Motorsports — LSX Magazine
- Lingenfelter — Lingenfelter