PRODUCT DETAILS
Honda B/D Series Fuel Rail Spacers – Civic, Integra, Prelude, & CR-V
Ensure proper fuel injector height and fitment with genuine Honda B/D Series Fuel Rail Spacers, part number 16638-PH3-S00. These OEM fuel rail spacers are a critical component when using factory fuel rails on a wide range of classic Honda and Acura engines. Without these spacers, your injectors may not seat correctly, potentially causing poor fuel delivery or leaks.
Whether you're restoring a vintage Honda or performing a B Series swap, these spacers help maintain factory fuel rail geometry and performance. They're designed specifically to set the correct injector height . Ideal for street cars, track builds, or any project that uses OEM Honda fuel rails with standard injectors.
Two are needed for proper installation of a fuel rail. The fuel rail spacers work with OEM and Hybrid Racing fuel rails.
Key Features:
- OEM Honda part – 16638-PH3-S00
- Required for correct fuel injector height with OEM fuel rails
- Ensures proper fuel system sealing and performance
- Perfect for restorations, engine swaps, and maintenance
Vehicle Compatibility:
- 1985–1991 Honda Prelude
- 1993–1997 Honda Del Sol
- 1986–2005 Honda Civic
- 1985–1991 Honda CRX
- 1997–1998 Honda CR-V
- 1985–1989 Honda Accord
- 1992–1994 Acura Vigor
- 1996–1998 Acura TL
- 1986–1995 Acura Integra
Don't overlook the small parts that keep your fuel system performing right—these Honda fuel rail spacers are the OEM solution to injector fitment and reliability.
1996–1998 Acura TL
1992–1994 Acura Vigor
1985–1989 Honda Accord
1986–2005 Honda Civic
1993–1997 Honda Del Sol
1985–1991 Honda Prelude