Chrysler Mopar BB 426 440 HiRise Intake Manifold EFI Version [Machine Polished] Dual distributor holddowns

Dual distributor holddowns

The cells have foam in the base to prevent fuel aeration

The Speedmaster high mount serpentine kit for Chevy LS engines

They feature lightweight construction with a thick rail for gasket support

Speedmaster Twin-Carb combine two four-barrel carburetors to achieve the best balance of drivability

Chrysler Mopar BB 426 440 HiRise Intake Manifold EFI Version [Machine Polished] Dual distributor holddownsSpeedmaster EFI intake manifolds make it simple to convert competition engines to electronic fuel injection. They have injector bosses precisely positioned and machined for excellent fuel spray patterns and maximum power. These manifolds require a universal 4 barrel throttle body, fuel rail set, fuel injectors, fuel pump, and regulator, which are each sold separately.