Rialto, CA — Speedmaster®, a leading manufacturer of high-performance engine components, is set to debut its new Chevy BBC 454 Downdraft 8 Stack EFI Intake Manifold System with a higher state of tune and engine versatility at the 2023 SEMA Show. With tight air/fuel ratio control, this precision cast aluminum 50mm IDA style throttle body ensures optimal idle properties, quicker throttle response, and improved emissions and economy. Product Features Include: • Flash & Functionality: A harmonious blend of classic Weber style and the advanced efficiency of EFI. • Comprehensive Kit: From the 8-throttle body injection style to the inclusion of fuel rails, Speedmaster ensures that users have what they need for installation. • Innovative Linkage Set: With integrated throttle stops, idle controls, lever arms, and joiner/balancer, this set boasts a single-screw adjustment for precise calibration between the front and rear throttle shafts. • Bell Crank Design: Incorporating a fully indexable eccentric cable pulley, this design ensures impeccable slow-speed drivability while maintaining full-throttle geometry. • High-Quality Throttle Bodies: CNC machined from heat-treated 601 cast aluminum, these throttle bodies feature precision-machined butterflies, ensuring reliability and serviceability with O-ring seals on the lower mounting faces. At a competitive price of USD $2,450.00, the Chevy BBC 454 Downdraft 8 Stack EFI Intake Manifold System epitomizes Speedmaster’s dedication to offering top-tier automotive solutions that seamlessly combine traditional style with advanced functionality. To discover more about Speedmaster’s BBC 454 Downdraft 8 Stack EFI Intake Manifold System, visit Speedmaster at one of two locations at the 2023 SEMA Show. Speedmaster’s outside booth is located at #22753 in the Silver Lot. The inside location is in Racing and Performance in the Central Hall, booth #81020. For more information visit speedmaster79.com, email info@speedmaster79.com, or call (909) 605-1123. For more information about Speedmaster, view this video. About Speedmaster® 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 that entails more than 400+ people across the world. Today, Pete's Performance has evolved into the internationally known Speedmaster® which has distribution centers and offices in Sydney, Los Angeles, and Shanghai. Press Release Type: Product Company: Speedmaster Booth #: 22753 Show Categories: Hot Rod Alley Racing & Performance Restyling & Car Care Accessories Trucks, SUV's & Off-Road Media Contact Name: Leslie Allen Media Contact Email: leslie.allen@martincoadvertising.com Media Contact Phone: 615.429.7965 Photo Gallery: 102821