Chevy BBC 454 Oval Port LowRise Aluminum Intake Manifold [Black] The outer cases made from

The outer cases made from 8620 Chrome-Nickel-Moly steel and the case hardened for long life and improved strength

One very small

Our Speedmaster replacement electric water pump motors are manufactured to maintain high flow rates and the high quality you expect from PCE

they also provide your engine with cleaner air for better performance

This feature is sometimes called an air gap design

Chevy BBC 454 Oval Port LowRise Aluminum Intake Manifold [Black] The outer cases made fromThe 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 but comes with an adapter plate that permits the use of square bore carbs. To remain street legal with a square bore carb, you must use one that is also approved as street legal for your application.