Description
103mm throttle body for Gen 5 LT1 LT4 vehicles with modified inlet. This is a billet 5 axis CNC milled aluminum throttle body with GM electronics and includes a 103mm blade. This requires engine calibration offered by WEAPON-X and is not a direct bolt on for the OEM LT1 intake manifold or the OEM LT4 Eaton 1.7L Supercharger inlet.
For use with:
- LT1 MSD Atomic intake manifold
- Eaton 1750 LT4 Supercharger with ported inlet – WEAPON-X offers this: https://weaponxmotorsports.com/products/weapon-x-ported-eaton-1-7l-supercharger-c7-z06-cts-v-camaro-zl1-lt4
- 2.9L Whipple
- 2.3L Magnuson Hearbeat
- Procharger LT4 Manifold
- LME Manifold
- Frankenstein Manifold
- GT1Pro Manifold
Explore more from our collection.
![Katech: 103 Throttle Body [Corvette Camaro Ss Zl1 Cts V, Lt1 Lt4] 1](https://directpartshub.shop/wp-content/uploads/2026/05/IMG_4587-HDR-28AOXT.tmp_.webp)
![Katech: 103 Throttle Body [Corvette Camaro Ss Zl1 Cts V, Lt1 Lt4] 2](https://directpartshub.shop/wp-content/uploads/2026/05/KAT-A6885-BLK-FtzrJ0.tmp_.webp)



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