North American Turbocoupe Organization



Turbo issues?
Harvs Offline
Senior Member
#1
Ok, Im only running 15 to 16 pounds, and i just did a tune up with plugs, wires fuel filter,ect. Most of the time when i step on the gas the car hesitates at full boost,or it will pull real hard and fall off at full boost, and it will buck every now and then at high psi, it will go, but be sluggish. All the lines are tight.
Sandlewood beige 88 coupe 93k/ super 60 T3 at 24 pounds/ ATR 3" no cat or tail pipe/ 255lph high pressure pump/ Kirban AFPR at 42/ Spec stg3/ GN FMIC/ 1g DSM BOV/ 14* timing/ disconected KS/ Tri-ax short throw/ Autometer boost,vac and air to fuel/ 140 spedo/ Ford motorsports 5300-c springs/ tubular rear upper cntrl arms.
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Pete D Offline
Posting Freak
#2
Did you check the ignition timing?
Pete Dunham
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Glenn 88TC Offline
Posting Freak
#3
Check your fuel pressure under boost. I bet the stock fuel pump is falling off.

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mods: SDS Digital Fuel Injection, ported & polished big valve head(1.89/1.59), .500 lift roller cam, custom upper and ported lower intakes, TE60 turbo, powerstroke intercooler, 60mm throttle body, 75pph injectors, Walboro 255HP pump, Kirban adj. fuel reg., ATR header, 3" exhaust with Dynomax Ultraflow muffler, MSD 6al, MSD coil, MSD Launch Control, MSD 8.5mm wires, K&N filter, Star stage III clutch, Hallman boost controller, Weld Draglites with M/T ET Street 26x11.5/15
NO TC and NO headaches.
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Harvs Offline
Senior Member
#4
No i didn't check my ignition timing, but i'll do that, and How do i check the fuel pressure without a gauge?
Sandlewood beige 88 coupe 93k/ super 60 T3 at 24 pounds/ ATR 3" no cat or tail pipe/ 255lph high pressure pump/ Kirban AFPR at 42/ Spec stg3/ GN FMIC/ 1g DSM BOV/ 14* timing/ disconected KS/ Tri-ax short throw/ Autometer boost,vac and air to fuel/ 140 spedo/ Ford motorsports 5300-c springs/ tubular rear upper cntrl arms.
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Pete D Offline
Posting Freak
#5
Quote:How do i check the fuel pressure without a gauge?

You don't. You need a gauge that screws onto the scharder valve on the fuel rail and can be extended to the windshield so you can see it while test driving. See if you can borrow one from somebody.
Pete Dunham
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Joe F Offline
Posting Freak
#6
Or get one from Autozone; mine was about $30

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Joe F.

See my 87 TC page for my list of mods & upgrades
JR's Place - My '87 Turbocoupe
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