![Speedmaster® 1-147-098 Oldsmobile 400 425 455 LowRise Intake Manifold [Polished]](https://product-arena.s3.us-west-1.amazonaws.com/Speedmaster/1-147%20Intake%20Manifolds%2C%20Carbureted/1-147-098/1-147-098.jpg)
![Speedmaster® 1-147-098 Oldsmobile 400 425 455 LowRise Intake Manifold [Polished]](https://product-arena.s3.us-west-1.amazonaws.com/Speedmaster/1-147%20Intake%20Manifolds%2C%20Carbureted/1-147-098/1-147-098_A.jpg)
![Speedmaster® 1-147-098 Oldsmobile 400 425 455 LowRise Intake Manifold [Polished]](https://product-arena.s3.us-west-1.amazonaws.com/Speedmaster/1-147%20Intake%20Manifolds%2C%20Carbureted/1-147-098/1-147-098_B.jpg)
![Speedmaster® 1-147-098 Oldsmobile 400 425 455 LowRise Intake Manifold [Polished]](https://product-arena.s3.us-west-1.amazonaws.com/Speedmaster/1-147%20Intake%20Manifolds%2C%20Carbureted/1-147-098/1-147-098_C.jpg)
Speedmaster®
Oldsmobile 400 425 455 LowRise Intake Manifold [Polished]
Overview
The Speedmaster LowRise Manifolds are our lowest profile manifold and is also the only one that is street legal on pollution controlled vehicles. It is set up to accept a spread bore carb.
Specs
| Brand: | Speedmaster |
| Part Number: | 1-147-098 |
| Part Type: | Intake Manifolds, Carbureted |
| Product Line: | LowRise |
| Engine Block Style: | Stock/OEM standard deck |
| Carburetor Quantity: | One |
| Intake Style: | Single Plane |
| Basic Operating RPM Range: | Idle-5,500 |
| Intake Manifold Height (in.): | 5.250 in. |
| Intake Material: | Aluminum |
| Intake Finish: | Machined Polished |
| EGR: | No |
| Quantity: | Sold individually. |
| Notes: | Check hood clearance before installing. Not for tall deck applications. |
| Calculator: | CFM Calculator |
Prop 65 Warning
This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.