Air and Fuel› Intake Manifolds and Components

FAST

Big Mouth 102mm T-Body w/o TPS/IAC

$236.95

SKU: F003 54102

In Stock
In Stock
Ships by Aug 1
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: 54102

FAST Big Mouth Throttle Bodies for the LSX 92mm and LSXR

The Fast Big Mouth 102mm throttle body provides increased airflow through a smoother offset blade pivot. In addition we increased blade thickness to eliminate deflection and a beefed up linkage and spring mechanism.

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

MIA's Description

The FAST Big Mouth LT Throttle Body (102mm) is engineered to enhance airflow and throttle response for high-performance LSXR and LSXRT 102mm intake manifold applications. Crafted from billet aluminum, it features increased throttle blade thickness and a reinforced linkage system. Designed for cable-driven throttle body engines.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandFAST
Part NumberF003 54102

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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