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Technical & Useful Info: FUEL
- Glossary
- What are the basic EFI fuel system types?
- How do I know if my car has a return, mechanical returnless, or electronic returnless fuel system?
- Should I consider upgrading my fuel system?
- Can (or should) I change the fuel system type in my car?
- Internal or External fuel pumps, which is better?
- Single large pump or multiple small pumps, which is better?
- If my fuel system looks safe on a chassis dyno, is it safe on the track or street?
- What fitting types are used on fuel system hose connections?
- Does my car need to be retuned after upgrading the fuel system?
- What special considerations do I need for using E-85
- The Four Key Properties of Fuel
- Octane Numbers and What They Represent
- Race fuel is a performance part.
