Larger injector ?'s

89MkIII

targa'd tank
Mar 30, 2005
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WI
I'm going to be installing 550's and an upgraded fuel pump to my car. The plan is to then have the MAFT Pro installed and tuned very soon after. Lets say I drive the car several hundred miles(before maft pro is installed), but in a manner so the turbo never kicks in. Is this detrimental to the car in any way?
 

shaeff

Kurt is FTMFW x2!!!!
Staff member
Super Moderator
Mar 30, 2005
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drill out the j-tube on the side of the block under the intake manifold. there's a restriction in it that will cause you to run rich because the upgraded fuel pump will flow much more fuel. here's a pic of the j-tube:

p129373_1.jpg


-shaeff