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Brian Tooley Racing Gen III & IV LS Truck Norris NSR cam: specs, price & owner results
212/22X, .498/.498, 107 LSA
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| Spec | Value |
|---|---|
| Part number | TRUCKNORRISNSR |
| Engine | Gen III/Gen IV LS |
| Application | GM LS TRUCK |
| Style | HYDRAULIC ROLLER |
| Cam bolt | THREE BOLT |
| Duration @ .050 (int/exh) | 212 / 22X |
| Lift (int/exh) | .498 / .498 |
| LSA | 107.0 |
| Converter | Works with stock converter |
| Price | $409.99 (Brian Tooley Racing, 2026-09-29) |
Check current price at Brian Tooley Racing
Tuning checklist
- Tune: Aftermarket cams need idle, fuel, spark and torque-model changes.
- Converter (automatics): Works with stock converter
- Valve springs: Stock springs OK (per vendor)
- Cam gear: Three bolt
Sources
- DOD, AFM, And DFM Deletes: A Q&A With Michigan Motorsports — LSX Magazine
- Brian Tooley Racing — Brian Tooley Racing