Selecting the Correct Filter to Prevent Lean-Out and Pump Failure
Aeromotive recommends the filtration media to be used on the inlet side of a fuelpump be no smaller than 100-micron and must have an element surfacearea of 60 square inches or more. Any filter element not meeting thesecriteria may fail to flow the full volume of the pump being used,resulting in cavitation at the pump
Team Motive Gear Wins ‘Showdown At SEMA’ Hot Rodders of Tomorrow National Championship
Loara High School Wins Their Third Straight National Championship Title Team MOTIVE GEAR – Loara High School from Anaheim CA. won the 4th Annual "Showdown at SEMA" their third straight, with the average time of 21:24 minutes. The top three teams were so competitive that they all ended up less than a minute apart! All
Advanced Tips for EFI Tuning with Fuel Pressure
Below are many small but key points, tips and insights all “tuners” should know and understand before cranking on that adjustable regulator. 1) Install a fuel pressure gauge before removing the stock fuel pressure regulator and leave it installed until final adjustments are made to the new one. 2) Do NOT use liquid filled fuel
AN vs. NPT: Understanding Port Threads, Adapter Fittings and Line Sizes
AN specifications are apopular standard met by all companies that manufacture AN styleperformance fuel hose and accessories. For many there has been muchconfusion about the subject of AN lines, NPT and ORB ports, and how allof this works together. Here are the answers for those wanting to know. The flare angle used to seal AN
Dynamic vs. Static Fuel Systems: EFI efficiency for carburetors
Those who choose or are forced to run a carburetor are turning to expensive, custom-built models for better performance. Often the custom shop will advise a fuel pump upgrade, suggesting a fuel pump rated to support as much as 4-6 times engine horsepower. The reason given is the effect acceleration has on filling the float
Subaru WRX Engine Mods & Dyno Testing
Balancing ultimate performance within legal parameters and practicality is what Z Sport (www.zsport.com) is all about. I spent several hours being shown their clean and well-equipped shop in Everett, WA. Manager Charles Damewood and Owner Gary Watts both were very helpful in explaining what it is that Z Sport does, and how their shop makes
EFI Introduction 101
EFI has become the tool that has unlocked the next level of engine performance. Nowhere is it more evident than in drag racing, where EFI has taken over where the rules permit. Take Joe Dunn’s Pat Musi-powered ’68 Camaro that just rocked the competition with a 6.38 @ 218 mph pass. Its 755 cid big-block
Fueling the Need for Performance Fuel Systems
Consider this – a high 10 second drag car will burn up one gallon of gasoline in 25 seconds or less, but a car that can run a 7 second E.T. will burn the same amount of fuel in half the time. The physics involved with fuel flow to create horsepower is difficult for even