![Chrysler Mopar BB 413 426 440 HiRise Intake Manifold EFI Version [Black] Like all Speedmaster cylinder heads](https://cdn.shopify.com/s/files/1/0762/0316/3867/files/1-148-052-03.jpg?v=1782108207)
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Like all Speedmaster cylinder heads
The Speedmaster high mount serpentine kit for Chevy LS engines
We control the entire machining process and use only premium materials
6 rib serpentine pulley designed to increase grip
Experience unparalleled performance and power with Speedmasters 6-71 Complete Supercharger Kitengineered for maximum horsepower and durability
Chrysler Mopar BB 413 426 440 HiRise Intake Manifold EFI Version [Black] Like all Speedmaster cylinder headsSpeedmaster 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.
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