FAST
FAST Big Mouth Throttle Body 92MM Black — Fits GM LS Engines
FAST Big Mouth Throttle Body 92MM Black — Fits GM LS Engines
FAST Big Mouth Throttle Body 92MM Black — Fits GM LS Engines
FAST Big Mouth Throttle Body 92MM Black — Fits GM LS Engines
FAST Big Mouth Throttle Body 92MM Black — Fits GM LS Engines
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FAST Big Mouth Throttle Body 92MM Black — Fits GM LS EnginesFAST Big Mouth Throttle Body 92MM Black — Fits GM LS EnginesFAST Big Mouth Throttle Body 92MM Black — Fits GM LS EnginesFAST Big Mouth Throttle Body 92MM Black — Fits GM LS EnginesFAST Big Mouth Throttle Body 92MM Black — Fits GM LS Engines
FAST

FAST Big Mouth Throttle Body 92MM Black — Fits GM LS Engines

SKU: FST54090

About FAST FAST engineers high-quality automotive parts and accessories trusted ...Read more

Price:
$672.87
6720 ENTRIES10X

Backordered — usually ships in 15–30 business days

Not in stock right now. We order it from the manufacturer and email you if the date changes.

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

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Product Details

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Sizing & Fit

About FAST

FAST engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full FAST lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Control with the FAST Big Mouth 92MM Throttle Body

Upgrade your GM LS induction system with the FAST Big Mouth 92MM Throttle Body. Specifically engineered to eliminate the common issues found in stock units, this throttle body features a robust black wrinkle powder-coated finish that looks as good as it performs. By utilizing a refined blade pivot and an improved throttle blade design, this unit significantly enhances throttle response and eliminates the blade deflection often encountered during high-performance driving.

Why Choose the FAST Big Mouth?

  • Enhanced Airflow: The 92MM bore size is perfect for ported or aftermarket intake manifolds.
  • Anti-Deflection Blade: Improved blade thickness ensures stability at high vacuum and wide-open throttle.
  • Durable Finish: Black wrinkle powder coating provides a professional, long-lasting aesthetic.
  • Smooth Operation: Upgraded pivot mechanism ensures consistent, predictable throttle input.

Whether you are daily driving or hitting the drag strip, the FAST Big Mouth Throttle Body provides the reliability and performance consistency you demand. It is the ideal companion for your FAST LSX intake manifold, ensuring a smooth transition of air into your engine. By upgrading your throttle body, you are removing a critical bottleneck in your intake tract, allowing your engine to reach its full potential. Trust GGCRACING to provide the high-quality components your vehicle deserves.

About FAST

FAST engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full FAST lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Control with the FAST Big Mouth 92MM Throttle Body

Upgrade your GM LS induction system with the FAST Big Mouth 92MM Throttle Body. Specifically engineered to eliminate the common issues found in stock units, this throttle body features a robust black wrinkle powder-coated finish that looks as good as it performs. By utilizing a refined blade pivot and an improved throttle blade design, this unit significantly enhances throttle response and eliminates the blade deflection often encountered during high-performance driving.

Why Choose the FAST Big Mouth?

  • Enhanced Airflow: The 92MM bore size is perfect for ported or aftermarket intake manifolds.
  • Anti-Deflection Blade: Improved blade thickness ensures stability at high vacuum and wide-open throttle.
  • Durable Finish: Black wrinkle powder coating provides a professional, long-lasting aesthetic.
  • Smooth Operation: Upgraded pivot mechanism ensures consistent, predictable throttle input.

Whether you are daily driving or hitting the drag strip, the FAST Big Mouth Throttle Body provides the reliability and performance consistency you demand. It is the ideal companion for your FAST LSX intake manifold, ensuring a smooth transition of air into your engine. By upgrading your throttle body, you are removing a critical bottleneck in your intake tract, allowing your engine to reach its full potential. Trust GGCRACING to provide the high-quality components your vehicle deserves.

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