At 14:11 2/2/96 -0800, you wrote: >Type #1 - Bosch Actually there are TWO types of Bosch MAF .. A) Hot WIRE Sensors (HWS) which require burnoff and are generally a pain in the butt top use! B) Hot Film Sensors (HFM) which only need 12v and gnd to produce a nice nifty signal as an f(Q) where Q=airmass in kg/hr I like B (the HFM) myself! Jim