Speedmaster 1-135-002 Fits Chevy GM LS3 Downdraft + FAST EZ-EFI 2.0 Fuel Injection System - Polished

Welcome to the new era in fuel injection! Speedmasterª & FAST line of EFI systems are all you need when deciding to upgrade your engine to modern electronic fuel injection. Our EFI systems provide excellent throttle response throughout the RPM range along with smooth engine operation. They also offer the potential for improved fuel economy by making the engine more efficient. Speedmasterª EFI systems give you everything you need to add powerful and efficient fuel injection to your vehicle. Speedmaster linkage set incorporates the throttle stops, idle controls, lever arms and joiner/balancer all in one. It also features a single screw adjustment for calibrating front to rear throttle shafts.The bell crank has a fully indexable eccentric cable pulley that enables good slow speed drivability and still attain full throttle geometry.Speedmaster throttle bodies have the following feature:- CNC machined, Heat treated 601 Cast aluminum.- Butterflies are measured for each bore & precision machined to a closer tolerance.- Butterflies are secured to centerless ground brass shafts with split screws to ensure reliability and serviceability.- O-ring seals on lower mounting faces.EFI Sensor Kit: PCE651.1016Required Injector:Style: EV6O-O Distance: 1.480"Plug Style: USCAROptional Plug Style: NoneManufacturer: FASTMPN: 30507-8Flow: 50 Lbs./Hr.