BBK 1989-1992 Chevrolet C4 Corvette GM 305/350 Twin 52mm Throttle Body Power Plus Series
BBK Performance throttle bodies are designed as a direct replacement for the restrictive stock factory throttle body. All BBK Power Plus throttle bodies offer OEM drive ability but with up to 30% improved airflow for improved horsepower, torque and throttle response. Every BBK throttle body is CNC Machined from a new high quality 356 aluminum casting and assembled with features like OEM style die stamped throttle linkages, double sealed bearings, and o ringed throttle shafts to make every BBK throttle body the best on the market today. All BBK Performance throttle bodies are designed to improve performance and they work with the vehicles factory tune. No tune is required and BBK throttle bodies are available for many late model American muscle cars and trucks.
Installation InstructionsWarranty
Installation Instructions
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1989-1990 | Chevrolet | Camaro | Iroc-Z |
| 1989-1992 | Chevrolet | Camaro | RS |
| 1992 | Chevrolet | Camaro | RS Heritage Edition |
| 1991-1992 | Chevrolet | Camaro | Z28 |
| 1992 | Chevrolet | Camaro | Z28 Heritage Edition |
| 1989-1992 | Chevrolet | Corvette | Base |
| 1990-1992 | Chevrolet | Corvette | ZR-1 |
| 1991 | GMC | Syclone | Base |
| 1992-1993 | GMC | Typhoon | Base |
| 1989-1992 | Pontiac | Firebird | Base |
| 1989-1992 | Pontiac | Firebird | Formula |
| 1989-1992 | Pontiac | Firebird | Trans Am |
| 1989-1992 | Pontiac | Firebird | Trans Am GTA |
Customer Care
Frequently Asked Questions
Q: Is my personal information kept private? Is it safe to use my credit card?
A: Yes, your personal information is kept private and it is safe to use your credit card.
Q: How much will shipping cost?
A: Unfortunately, the cost of shipping is a real expense. Our goal is to minimize your shipping costs. Shipping is calculated at checkout based on the items in your cart and will be displayed prior to you placing an order. Please note that oversized items may be subject to additional charges, which will be noted on the product page.
Q: How do I track my order?
A: Once your order ships, you will receive a tracking notification via email. You are not required to purchase, download or use the Route app to track your order - this is an optional feature of the Route Package Protection service.
Q: Can someone outside of the United States place an order?
A: Yes, we are happy to provide worldwide service for our customers. Your shipping charges will be calculated during the checkout process. Customs and duty fees are the responsibility of the buyer.
Blog posts
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Read moreGM engineers explain the 2027 Corvette's LS6, LT6 and LT7 V8s in Chevrolet's own newsroom — and why reports say the LS6 could carry into the C9. Click to read the full story!
Read moreChevrolet switched on the Build & Price configurator for the 2027 Corvette Grand Sport X on August 25, which makes the entire 2027 lineup configurable at last. The 1LT coupe starts at $112,195 with carbon-ceramic brakes, Magnetic Ride Control and 721 combined horsepower standard. Inside: what you can spec, the one $500 performance package, two options showing that the order guide says can't be ordered yet, every confirmed spec on the car, and a side-by-side of all six 2027 Corvettes.
