EFI Sensor Kit for 1-148-001 Downdraft Manifold [Fast Kit 1-135-001] The Speedmaster throttle body begins

The Speedmaster throttle body begins as a billet of 6061- T6 aluminum for superior quality and is introduced to a state-of-the-art CNC machine

You can get up to 50 percent more starting power when you pick one of these Speedmaster high-torque mini starters

The GM LS1 Modular Ram Air Intake Manifold was designed for high-performance applications where induction system height is not limited

Includes special adapter bushings to fit 1987-95 engines

this intake manifold is built to withstand the demands of supercharged or turbocharged setups

EFI Sensor Kit for 1-148-001 Downdraft Manifold [Fast Kit 1-135-001] The Speedmaster throttle body begins