Fuel Injector Clinic 650cc Fuel Injector Set for 240SX 11mm Setup - High Z (is181-0650h) - 1989-1998 Nissan 240SX S13 / S14
Upgrade the fuel system in your 1989-1998 Nissan 240SX with the Fuel Injector Clinic 650cc High-Z Fuel Injector Set for 11mm setups. Designed for S13 and S14 performance applications that need increased fuel delivery along with precise injector control, this set includes four 650cc saturated, high impedance ball and seat injectors. Excellent linearity, short pulse width repeatability, and tight manufacturing tolerances provide the consistent fuel delivery tuners need to dial in a modified 240SX while maintaining strong drivability across the operating range.
Each injector is individually serial numbered and precisely matched using Fuel Injector Clinic's proprietary Data Match Technology, with detailed flow matching and latency information supplied on the included Data Match Sheet. The injectors are flow matched to within 1 percent and flow tested and rated at 43.5 PSI (3 Bar) with fuel at 90 degrees F using CF-16B calibration fluid. Fuel Injector Clinic supplies the injectors with the O-rings required for the listed application, and PGTUSC4 solder-in pigtails are included. Every injector is covered against failure caused by defects in original manufacture by Fuel Injector Clinic's lifetime warranty.
Specifications
- Manufacturer: Fuel Injector Clinic
- Part Number: is181-0650h
- Application: Nissan 240SX 11mm setup
- Injector Flow Rate: 650cc
- Injector Quantity: 4
- Injector Type: Saturated ball and seat
- Impedance: High-Z / high impedance
- Flow Matching: Matched to within 1 percent
- Matching Technology: Fuel Injector Clinic Data Match Technology
- Flow Test Pressure: 43.5 PSI (3 Bar)
- Flow Test Fuel Temperature: 90 degrees F
- Calibration Fluid: CF-16B
- Included Wiring Pigtails: PGTUSC4 solder-in pigtails
- O-Rings: Included for the listed application
- Warranty: Lifetime warranty against failure caused by defects in original manufacture
Features
- Four 650cc high impedance fuel injectors for Nissan 240SX 11mm setups
- Saturated, high impedance ball and seat injector design
- Excellent linearity for consistent fuel delivery across the operating range
- Strong short pulse width repeatability for precise injector control
- Superior short pulse width control helps provide excellent tunability and drivability
- Tight manufacturing tolerances help deliver consistent injector performance
- Fuel Injector Clinic Data Match Technology provides precise injector matching
- Each injector is individually serial numbered
- Included Data Match Sheet provides detailed flow matching and latency information
- Injector set is flow matched to within 1 percent
- Flow tested and rated at 43.5 PSI (3 Bar) with fuel at 90 degrees F using CF-16B calibration fluid
- Includes the O-rings required for the listed application
- Includes PGTUSC4 solder-in wiring pigtails
- Covered by Fuel Injector Clinic's lifetime warranty against defects in original manufacture
240SX 11mm Setup and Installation
The Fuel Injector Clinic is181-0650h is specifically configured for Nissan 240SX applications using the 11mm injector setup. PGTUSC4 solder-in pigtails are included with the injector set for the required wiring connection.
Modified Nissan 240SX fuel systems can use different injector, O-ring, and fuel rail configurations. If your S13 or S14 uses an aftermarket fuel rail or another non-standard fuel system setup, contact Beefcake Racing before ordering to make sure the is181-0650h is the proper injector configuration for your combination.
Fitment
- 1989 Nissan 240SX S13 - 11mm Setup
- 1990 Nissan 240SX S13 - 11mm Setup
- 1991 Nissan 240SX S13 - 11mm Setup
- 1992 Nissan 240SX S13 - 11mm Setup
- 1993 Nissan 240SX S13 - 11mm Setup
- 1994 Nissan 240SX S13 - 11mm Setup
- 1995 Nissan 240SX S14 - 11mm Setup
- 1996 Nissan 240SX S14 - 11mm Setup
- 1997 Nissan 240SX S14 - 11mm Setup
- 1998 Nissan 240SX S14 - 11mm Setup
FAQs
What does the 11mm setup mean for the Fuel Injector Clinic is181-0650h?
The is181-0650h is Fuel Injector Clinic's 650cc injector set configured specifically for Nissan 240SX applications using the 11mm injector setup. Because modified S13 and S14 fuel systems may use different injector and fuel rail configurations, verify your setup before ordering if the vehicle has an aftermarket or non-standard fuel system.
How are the Fuel Injector Clinic is181-0650h injectors matched and tested?
Fuel Injector Clinic precisely matches the set using its proprietary Data Match Technology, and the injectors are flow matched to within 1 percent. Each injector is individually serial numbered, with detailed flow matching and latency information supplied on the included Data Match Sheet. The injectors are flow tested and rated at 43.5 PSI (3 Bar) with fuel at 90 degrees F using CF-16B calibration fluid.
Why Buy Fuel Injector Clinic Injectors From Beefcake Racing?
Beefcake Racing is your source for Fuel Injector Clinic injectors and performance fuel system components for Nissan 240SX street, track, and high-performance builds. With multiple injector configurations available for the S13 and S14 chassis, choosing the proper setup is important for getting your fuel system combination right. If you have questions about the Fuel Injector Clinic is181-0650h, your 11mm injector setup, or compatibility with an aftermarket fuel system, our performance specialists are ready to help. Email sales@beefcakeracing.com or call 1-855-827-7223 for assistance.
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov

