MSD Black Chevy Small Block / Big Block Dual Sync Distributor

The MSD Pro-Billet EFI Dual Sync Distributor is designed for modern EFI systems that require both crankshaft and camshaft position signals for sequential fuel injection and ignition control. Featuring dual Hall Effect sensors, a precision-machined shutter wheel, and a CNC-machined billet aluminum housing, this distributor delivers exceptional timing accuracy and reliability, even at extreme engine speeds.

Engineered to work seamlessly with Holley EFI and other popular engine management systems, the Dual Sync Distributor provides the crank and cam sync signals required for sequential EFI operation while maintaining the proven durability and performance of MSD's Pro-Billet distributor line.

Key Features

Includes both crank and cam position sensors for sequential EFI operation
Dual Hall Effect sensors provide precise timing control and excellent noise immunity
Plug-and-play compatibility with Holley EFI systems
Integrated setup LEDs simplify installation and synchronization
Precision-machined shutter wheel improves timing accuracy at high RPM
QPQ-coated shutter wheel for enhanced durability
CNC-machined billet aluminum housing
Distributor shaft supported by a sealed ball bearing
Race-proven distributor gear included
Performance cap and rotor included

EFI Compatibility

Ideal for sequential fuel injection systems
Compatible with ECU systems utilizing Hall Effect crank and cam inputs
Can be used with popular throttle body EFI systems
Supports advanced ignition timing control strategies
Suitable for Coil-On-Plug (COP) conversions with optional blank cap

Benefits

Accurate timing control at extreme engine speeds
Improved EFI synchronization and engine management performance
Reliable operation in street, performance, and racing applications
Superior durability with pinned and welded shutter wheel construction
Easy installation and setup with integrated LED indicators

Note: Designed primarily for EFI applications requiring crank and cam synchronization signals. Optional blank distributor cap is available for Coil-On-Plug ignition conversions.