Holley EFI Dual Sync Oldsmobile Distributor, Black 565 206BK Carburetors Restore proper fuel gauge readings seatbelts and accessories Restore proper fuel gauge readings with Dormans Fuel Tank Sending Unit Proven Hurst Indy Shifter Quality Adjustable Collar No Advance Type Locked Out Brand Holley EFI Cap Color Black Cap Terminal Gender Male Clamp Hardware Included No Clamp Included No Clearance Category Ignition Coil Wire Included No Color Black Computer Controlled Compatible Yes Discount Percentage 26 50% Distributor Cap Included Yes Distributor Gear Included Yes Distributor Type EFI Dual Sync Emission Code 3 Gear Material Steel Housing Color Black Housing Finish Anodized Housing Material Billet Aluminum Ignition Box Required Yes Ignition Coil Included No Ignition Module Included No Ignition Rotor Included Yes Mechanical Tach Drive Provision No Product Type Dual Sync Distributor Sale Category Ignition Sensor Type Hall Effect Shaft Color Black Trigger Type Hall Effect Warning California Proposition 65 Hall Effect sensor design provides precise timing control and noise immunity3