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View Full Version : tbi fuel pimp for mpfi


stenaholic
12-07-2002, 12:48 PM
anybody know if the in-tank electric fuel pump in my 89 blazer will handle running 45-55 p.s.i. of pressure for a multiport setup. right now it runs throttle body at about 13-17 or so. Could i just put a heavier regulator on to get my desired pressure or will the pump burn up?

Thanx

kreepstr
12-07-2002, 01:00 PM
might as well replace it with a mallory unit or something..even mount it outside the tank for easier access... the OEM unit is PUNY!

stenaholic
12-07-2002, 01:03 PM
ive thought about that but im on a budget and want as much to look stock as possible.

4more
12-07-2002, 04:08 PM
you would have to get a pump unit from a newwer mpi s10 if it would even fit maybe a hole tank from a newwer truck but a aftermarket pump would be cheaper

rudedogg
12-07-2002, 05:33 PM
YOU CAN GET A PUMP FOR A SYCLONE OR TYPHOON,TPI CAMARO OR TRANS AM OR YOU CAN USE THE HOLLEY 255LPH IN-TANK PUMP ITS LIKE 140.00 PLENTY OF PRESSURE AND VERY STABLE AT 60PSI http://www.s10v8.com/images/smilies/icon_biggrin.gif

wickeds10
12-08-2002, 06:47 AM
i used the stock pump in my purple truck and it was pushing out atleast 35 psi and i regulated it to 7 the only thing i did to keep it running is jump it in the fuse box

knudsonm
12-08-2002, 02:35 PM
Do you want that Pimp with a gold tooth? and some fat ass ho\'s? LOL j/k



BTW check out the fuelpumps for turbo buicks

Ed
02-11-2003, 03:04 PM
Wickeds10, did you run a return line?