Chrysler Mopar BB 426 440 HiRise Intake Manifold EFI Version [Machine Polished] The quality of these throttle

The quality of these throttle bodies are better than others available today

Our rear-ends have a reputation for being tough to handle the abuse of Circle Track

This hood scoop hat is one of the best in the fuel and alcohol classes

stable air flow at any rpm

Chrysler Mopar BB 426 440 HiRise Intake Manifold EFI Version [Machine Polished] The quality of these throttleSpeedmaster 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.