This genuine OEM-style connector from the Holley EFI Wiring Shop serves as the injector connector on the main harness side of a Holley EFI system. It's a 10-pin, male, grey Metri-Pack connector sold as a complete single-pack kit.
Specifications:
- Connector Type: Metri-Pack, 10-Pin, Male, Grey
- Application: Injector Connector, Main Harness Side
- Includes: Connector, pins, seals, and TPA
- Construction: Genuine OEM-style connector
- Part Number: 570-201
FAQ
Where does this connector attach?
It's the injector connector used on the main harness side of a Holley EFI wiring system.
How many pins does this connector have?
It's a 10-pin, male, grey Metri-Pack connector.
What's included?
The kit includes the connector body, pins, seals, and TPA.
What tool crimps the pins for this connector?
A Metri-Pack rated ratcheting crimper, such as Holley EFI 567-102, is recommended.

