Downdraft EFI Stack Intake System Kit for Small Block Chevy

Name: Downdraft EFI Stack Intake System Kit for Small Block Chevy
Brand: SPEEDMASTER
SKU: 746-1-148-003K
Price: 4643.60 USD
Availability: InStock

^$4,643⁶⁰

Ships on 10/13/2026

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Downdraft EFI Stack Intake System Kit

Small Block Chevy
Includes:

Downdraft EFI Stack Intake Manifold System

EZ-EFI 2.0 Fuel Injection Multi-Port Retro-Fit Kit

High-Impedance Fuel Injector

Velocity Stack Dome Air Filter Screens

1-148-003K Includes:

Speedmaster Complete Downdraft EFI Stack Intake Manifold System 746-1-148-003
FAST EZ-EFI 2.0 Self-Tuning Fuel Injection Multi-Port Retro-Fit Kit 244-30404-KIT
FAST Precision-Flow High-Impedance Fuel Injector 244-30572-8
Speedmaster Velocity Stack Dome Air Filter Screens 746-PCE107.1018

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Part TypeIntake Manifold

BrandSPEEDMASTER

Part CategoryPerformance Parts

QuantitySold as a kit

Part FitmentSemi Universal

Package Qty1

Package TypeEA

No Questions

No Reviews

Some parts are not legal for use in California or other states with similar laws / regulations

Downdraft EFI Stack Intake System Kit for Small Block Chevy

⚠️ Warning

Motor Vehicles

Tools

Electrical Cords