[Gmecm] 96-00 GM VORTEC 350 (L31), batch fire or true MPFI???

matt_pekarna at datacard.com matt_pekarna
Fri Mar 11 16:06:04 UTC 2005





Can anyone tell me if the "spider" central sequential fuel injection system
utilized on 1996 to 2000 GM 350 cid (5.7 VORTEC) full size truck motors is
a batch fire, or is it a true multipoint fuel injection system???

http://www.lindertech.com/mini_csfi.htm

http://www.lindertech.com/images/csfi_minis.jpg

http://www.castleauto.com.au/images/vortec3.jpg

I ask because I have a complete intake assembly from a Mercury Marine small
block Chevrolet (L31) application that utilized external injectors, not the
internal spider poppet injectors, and I am attempting to install on my 1997
GM truck and operate it with the stock (but reprogrammed) CPU.

http://www.gm.com/automotive/gmpowertrain/engines/specialized/marine/2004_5700_marine.pdf

Regards,

Matt





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