Rywire RY-B1-MILSPEC Mil-Spec Wiring Harness for Honda B/D-Series Engines

Vehicle Fitment

• Designed for Honda B-Series and D-Series engines; compatible with EG, EK, and swap chassis applications

Features

• High-quality MIL-SPEC wiring construction
• Complete engine harness for B-Series and D-Series swaps
• Supports OBD1 Honda ECU connections
• Color-coded wiring for easy installation
• Flexible and heat-resistant insulation
• Durable connectors and terminals
• Includes chassis-specific adapters for EG/EK platforms
• Designed for performance engine swaps and custom builds

Specifications

• Type: Engine wiring harness
• Material: MIL-SPEC grade wiring and connectors
• Compatibility: Honda B-Series and D-Series engines
• Support: EG, EK chassis platforms (with included adapter)
• Includes ECU connectors, sensor harnesses, ignition connections

Included Components

• 1x Main engine harness
• 1x Chassis-specific adapter harness
• 1x Complete set of terminals and connectors
• 1x Installation instructions

Product Description

The Rywire RY-B1-MILSPEC wiring harness is a high-quality, MIL-SPEC designed harness for Honda B-Series and D-Series engine swaps. It provides a fully integrated wiring solution for performance builds, offering color-coded wires and durable connectors to simplify installation and ensure reliability.

This harness is compatible with EG and EK chassis platforms, including common swap configurations, and supports all essential OBD1 ECU connections. Perfect for custom builds or restoring engine wiring in classic Hondas, the Rywire RY-B1-MILSPEC ensures professional-level durability and electrical performance.

Installation is straightforward with included chassis-specific adapters, terminals, and a detailed guide. While this harness is engineered for multiple Honda platforms, specific vehicle fitment should be confirmed per engine swap setup.