Rywire RY-K2-SYVECS-S7-EF-DX-EARLY K-Series Syvecs S7 ECU Swap Harness for 88-91 Honda Civic/CRX

The Rywire RY-K2-SYVECS-S7-EF-DX-EARLY is a premium engine swap harness designed specifically for installing a K-series engine with a Syvecs S7 ECU into 1988-1991 Honda Civic DX or CRX chassis (early EF chassis). This plug-and-play harness eliminates the complexity of wiring a K-swap by providing all necessary connections between the Syvecs S7 standalone engine management system and your chassis electronics.

Key Features:

• Application-specific design for 88-91 Honda Civic DX and CRX (early EF models)
• Direct integration with Syvecs S7 ECU for K-series engine swaps
• Professional-grade TXL automotive wire with abrasion-resistant jacketing
• Individually labeled and tagged connectors for straightforward installation
• Retains factory chassis functions including lights, gauges, and accessories
• Pre-terminated engine sensors and injector connections
• Hand-assembled in the USA with quality materials and construction

Rywire harnesses are known throughout the Honda performance community for their exceptional build quality and reliability. This harness saves countless hours of custom wiring work while ensuring clean, professional results for your K-series swap project with Syvecs engine management.