Required reading for understanding EFI

[whittlebeast]

The three Methods of EFI basics

Alpha-n vs Speed Density vs MAF

http://www.carcraft.com/techarticles/24549/


A great general description on (mostly Speed Density) EFI systems The people on Haltec use the Megasquirt site for general info.

http://www.megasquirt.info/v22manual/mfuel.htm

Tuning theory explained

http://www.megasquirt.info/v22manual/mtune.htm#theory

Feal free to ask questions as the MS site is all about sharing and teaching.

AW

[RX951]

Very good Post

you should post this on the Yamaha side too....it will benefit both sides

[Shibby1485]

was definitely a good post and good article to read. what's a 4-tec.... Speed Density EFI

[whittlebeast]

At least the $5000 Seadoo one is Alpha-N.

AW

[Shibby1485]

how'd i know u were gonna say that, lol

[HOSS]

Didn`t educate me in the least. But it does help those with lESS understanding. Maps, density, curves, boost,,,you boys are funny. Thats why I come here all the time. I really like ya`ll. 12.7 perfect A/F ratios,,,at 8g,,,,,,,,,,,,,,,,its getting hott in here,,,lets melt off ,,ALL OUR CLOTHES!

[Shibby1485]

u guys should see the carbed XP Whittlebeast did some work on..... custom intake, throttle body, EFI on a 2-stroke XP! it's pretty sweet

[JD 1]

Bad Bruce Heape did most of the work on that XP, Bruce is the guy that built our 6 inj. manifolds

Awesome post Andy, Im learning everyday