Performance Parts

The Speedmaster Chevy BBC 454 Oval Port Low-Rise Aluminum Intake Manifold (part 1-147-016) is a direct-fit performance upgrade designed for big-block Chevrolet engines with oval-port cylinder heads...

The Speedmaster Chevy BBC 454 Oval Port LowRise Aluminum Intake Manifold (1-147-017) is engineered for big-block Chevrolet 454 engines requiring a precision-machined intake solution. This polished...

The Speedmaster Chevy BBC 454 Oval Port MID-AIR MidRise Aluminum Intake Manifold (Model 1-147-021) is a precision-engineered intake system designed for big-block Chevrolet 454-cubic-inch engines...

The Speedmaster Chevy BBC 454 Oval Port MID-AIR MidRise Aluminum Intake Manifold (Part 1-147-019) is a precision-engineered intake component designed for big-block Chevrolet 454 engines with oval...

The Speedmaster Chevy BBC 454 Oval Port MID-AIR™ MidRise Aluminum Intake Manifold is a precision-engineered intake solution designed for big-block Chevrolet engines. This polished aluminum manifold...

The Speedmaster Chevy BBC 454 polished aluminum valve cover is a tall-profile engine accessory designed specifically for big-block Chevy 454 engines. This ball milled valve cover features a polished...

These Speedmaster polished aluminum valve covers are specifically designed for Chevy big-block (BBC) 454 engines, delivering both functional protection and a refined aesthetic enhancement to your...

The Speedmaster Chevy BBC 454 Polished Aluminum Plain Valve Cover is a tall-profile engine cover designed for big-block Chevy 454 applications. Crafted from polished aluminum, it delivers a clean,...

The Speedmaster PCE415.1023 is a complete serpentine engine pulley and short water pump kit designed specifically for Chevy BBC 454 engines. This kit features polished aluminum construction for both...

The Speedmaster Chevy BBC 454 Rect Port Dominator is a high-rise intake manifold engineered for big-block Chevy engines with rectangular port heads. This polished aluminum manifold features injection...

The Speedmaster Chevy BBC 454 Rect Port HiRise Aluminum Intake Manifold (MPN 1-147-023) is a high-performance intake manifold designed for big-block Chevrolet 454 engines featuring rectangular port...

The Speedmaster Chevy BBC 454 Rectangular Port HiRise Aluminum Intake Manifold (model 1-147-024) is engineered specifically for big block Chevy 454 engines equipped with rectangular port cylinder...

The Speedmaster Chevy BBC 454 Rectangular Port HiRise Aluminum Intake Manifold (MPN 1-147-022) is a performance-grade induction component engineered to enhance airflow and horsepower delivery on big...

The Speedmaster Chevy BBC 454 Rocker Stud Girdle Kit is engineered for big-block Chevrolet 454 engine builds and rebuild projects. This kit combines a black-finished rocker stud girdle with matched...

The Speedmaster Chevy BBC 454 Rocker Stud Girdle Kit is a precision engine hardware assembly designed for big-block Chevy engine builds and restorations. This red girdle kit comes complete with 7/16"...