Fuel Injector Clinic Six Cylinder 540cc SHORT Custom Injector Set - 38mm Height - 14mm Top O-Ring Diameter - 15mm Bottom O-Ring Diameter (0540-38-14-15-6)
Fuel Injector Clinic's 540cc SHORT Custom Injector Set is engineered for high performance six cylinder engines requiring a compact 38mm injector with a 14mm upper O-ring and 15mm lower O-ring configuration. Designed for custom EFI systems, turbocharged applications, naturally aspirated performance engines, and engine swap projects, this injector set delivers precise fuel metering, excellent drivability, and the dependable performance Fuel Injector Clinic has become known for throughout the performance industry.
Every injector is individually flow tested, serial numbered, and precisely matched to within one percent before being assembled into a complete six injector set. Each kit includes a detailed injector flow sheet documenting the performance of every injector, along with solder-in pigtails to simplify custom wiring installations. If you have questions about selecting the proper injector dimensions, Fuel Injector Clinic's technical support team is available at (561) 427-0082.
Specifications
- Manufacturer: Fuel Injector Clinic
- Product Code: 0540-38-14-15-6
- Part Number: ISC-0540H-6
- Injector Flow Rate: 540cc/min
- Injector Height: 38mm SHORT
- Engine Configuration: 6 Cylinder
- Top O-Ring Diameter: 14mm
- Bottom O-Ring Diameter: 15mm
- Flow Matching: Matched to within 1%
- Flow Test Pressure: 43.5 psi (3 Bar)
- Test Fluid: CF-16B Calibration Fluid
- Fuel Temperature During Testing: 90 degrees F
- Included: Six matched injectors, solder-in pigtails, detailed flow sheet, and required O-rings
- Warranty: Lifetime Warranty against manufacturing defects
Features
- Complete matched set of six 540cc high performance fuel injectors
- Compact 38mm SHORT injector body for custom and limited-clearance applications
- Flow matched to within one percent for balanced cylinder-to-cylinder fuel delivery
- Each injector is individually serial numbered for complete quality assurance
- Detailed injector flow sheet included with every matched set
- Flow tested at 43.5 psi (3 Bar) using CF-16B calibration fluid
- Superior short pulse width control for excellent idle quality and smooth drivability
- Tight manufacturing tolerances simplify ECU tuning and calibration
- Includes solder-in pigtails for custom wiring applications
- Supplied with the required O-rings for the specified injector dimensions
- Backed by Fuel Injector Clinic's Lifetime Warranty against manufacturing defects
Fitment
Custom six cylinder fuel injector applications requiring:
- 540cc injectors
- 38mm SHORT injector height
- 14mm upper O-ring
- 15mm lower O-ring
Designed for custom fuel systems using aftermarket fuel rails, intake manifolds, or standalone engine management systems. Always verify injector dimensions before ordering. If you need help selecting the proper injector configuration, contact Fuel Injector Clinic at (561) 427-0082.
FAQs
Why does Fuel Injector Clinic individually test every injector?
Each injector is individually tested and matched to within one percent to ensure consistent fuel delivery, improving idle quality, tuning precision, and overall engine performance.
What is included with this injector set?
Each package includes six matched injectors, solder-in pigtails, the required O-rings for this injector configuration, and a detailed flow sheet showing the performance of every serial numbered injector.
Why Buy from Beefcake Racing?
Beefcake Racing offers expert technical support and an extensive selection of Fuel Injector Clinic products to help you select the proper injector configuration for your custom fuel system. Our experienced team is here to ensure your build gets the correct components the first time.
If you have questions before placing your order, contact us at sales@beefcakeracing.com or call 1-855-827-7223. We're committed to helping you build a reliable, high-performing fuel system.
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov

