![Speedmaster® 1-147-093 Pontiac 326 350 389 400 421 428 455 HiRise Intake Manifold [Black]](https://product-arena.s3.us-west-1.amazonaws.com/Speedmaster/1-147%20Intake%20Manifolds%2C%20Carbureted/1-147-093/1-147-093.jpg)
![Speedmaster® 1-147-093 Pontiac 326 350 389 400 421 428 455 HiRise Intake Manifold [Black]](https://product-arena.s3.us-west-1.amazonaws.com/Speedmaster/1-147%20Intake%20Manifolds%2C%20Carbureted/1-147-093/1-147-093_A.jpg)
![Speedmaster® 1-147-093 Pontiac 326 350 389 400 421 428 455 HiRise Intake Manifold [Black]](https://product-arena.s3.us-west-1.amazonaws.com/Speedmaster/1-147%20Intake%20Manifolds%2C%20Carbureted/1-147-093/1-147-093_B.jpg)
![Speedmaster® 1-147-093 Pontiac 326 350 389 400 421 428 455 HiRise Intake Manifold [Black]](https://product-arena.s3.us-west-1.amazonaws.com/Speedmaster/1-147%20Intake%20Manifolds%2C%20Carbureted/1-147-093/1-147-093_C.jpg)
Speedmaster®
Pontiac 326 350 389 400 421 428 455 HiRise Intake Manifold [Black]
Overview
This manifold is a single plane manifold that will fit under all Pontiac hoods including the Trans-Am "Shaker" hood. It accepts a stock Quadrajet carb but we also include an adapter plate for standard square bore carbs. This manifold is designed to work with cylinder heads up to 300 CFM. It is also available machined for injectors.
Specs
| Brand: | Speedmaster |
| Part Number: | 1-147-093 |
| Part Type: | Intake Manifolds, Carbureted |
| Product Line: | HiRise Series |
| Engine Block Style: | Stock/OEM standard deck |
| Carburetor Quantity: | One |
| Intake Style: | Single plane |
| Basic Operating RPM Range: | 3,000-7,500 |
| Intake Manifold Height: | Stock |
| Intake Material: | Aluminum |
| Intake Finish: | Black |
| EGR: | No |
| Quantity: | Sold individually. |
| Notes: | Will fit Trans Am shaker-style hood. |
| Calculator: | CFM Calculator |
Brand Information
In 1979, the company was founded with Pete's Performance, which was a small speed workshop. It began by building engines for customers as a hobby, and it has now grown to include selling, assembling, manufacturing and racing high performance engine parts. Over the years, the company has grown into a worldwide high performance powerhouse. Growing from a one-man bricks-and-mortar business; to now a supply chain in which entails more than 400+ people all across the world. Today, Pete's Performance has evolved into the internationally known Speedmaster: which has distribution centres and offices is Sydney, Los Angeles and Shanghai.
Prop 65 Warning
This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.