This Speed Engineering 102mm throttle body is a cable-driven unit for LS engines, built from 4-bolt billet aluminum with a polished finish. It has a 102mm sealed bearing throttle blade and an adjustable idle set screw, and it uses the factory IAC and TPS sensors. It bolts directly to LS2, LS3 and truck 4-bolt intake manifolds, and assembly bolts are included.
⚠️ Important Notes:
- This throttle body is cable driven and does not work with factory electronic (drive-by-wire) LS2 and LS3 ECMs
- Does not fit LS1 3-bolt intakes without an adapter
Features:
- 102mm Sealed Bearing Throttle Blade
- 4-Bolt Billet Aluminum Construction: Polished finish
- Cable Driven
- Uses Factory IAC and TPS Sensors
- Adjustable Idle Set Screw
- Direct Bolt-Up: LS2, LS3 and truck 4-bolt intakes
- Assembly Bolts Included
- Engines: LS1, LS2, LS3 and LS6
FAQ
Does this throttle body work with drive-by-wire ECMs?
No. It is cable driven and does not work with factory electronic LS2 and LS3 ECMs.
Will it bolt onto an LS1 intake?
Not directly. It does not work with LS1 3-bolt intakes without an adapter. It bolts directly to LS2, LS3 and truck 4-bolt intakes.
Can I reuse my factory sensors?
Yes. It uses the factory IAC and TPS sensors.
What size is the throttle blade?
It has a 102mm sealed bearing throttle blade.
Is this part street legal?
No. Speed Engineering sells this throttle body as a race-only product intended for competition use only. Installation on a street-driven vehicle may violate the Clean Air Act (42 U.S.C. 7522(a)(3)).
⚠️ Race Use Only: This product is manufactured and sold for installation on vehicles used solely for competition. Once installed, the vehicle may not be used, registered, or licensed for use on a public road or highway. Installation on a street-driven vehicle may violate the Clean Air Act 203(a)(3), 42 U.S.C. 7522(a)(3).
