Speedmaster Chevy GM LS7 Complete Sidedraft EFI Stack Intake Manifold System with Satin Downdraft

SpecsBrand: SpeedmasterPart Number: PCE148.1055Part Type: Intake Manifold, Fuel InjectedProduct Line: Individual Throttle Body / 8-StackEngine Block Style: Stock/OEM standard deckInjection Style: 8 Throttle bodyBasic Operating RPM Range: 3,000-10,000Intake Trumpets: Intake Trumpets IncludedEGR: NoInjectors Included: NoFuel Rails Included: YesThrottle Body Included: 8 PiecesBase Material: Aluminum CastingBase Finish: SatinAssembled: Comes Non-AssembledQuantity: Sold as a Kit.Notes: Check Application Before BiddingAttachmentsInstructionsDescriptionThe Speedmaster Individual throttle body EFI system have all the flash of classic Weber induction but provide higher state of tune and engine performance versatility of EFI. Delivering crisp EFI performance with systems capable of supporting high hp. Fuel and air is delivered through precision cast aluminum 50mm IDA style throttle bodies that allow for superior idle characteristics and astounding throttle response while improving emissions and economy through tight air/fuel ratio control.The 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 service ability.? O'ring seals on lower mounting faces.

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