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  1. E

    tbi to carb , vacum gage reading / perfomance help

    yes i plumbed it with the return line any idee about the vacuum gage needle ?
  2. E

    tbi to carb , vacum gage reading / perfomance help

    hi there i did a carb swap on a tbi . i stripped down everything...computer wiring etc..it was a real mess before...now i can see clear carb is a 650 cfm edelbroke it start and idle perfectly...start even better than before before that , i did a compression test ( wet and dry )and all...
  3. E

    5.7 TBI loss power

    the wire for the P/N (b10 at ecm ) was not connected to anything just cut . keys on this wires is hot 12v i saw on this diagram it should be 0 volt key on
  4. E

    5.7 TBI loss power

    after looking deeply into the wiring harness i find that the wire for the P/N (b10 at ecm ) was not connected to anything just cut . keys on this wires is hot 12v i rode that it should be grounded ?? also i rode if i dont use the VSS or park/neutral indicator switch then both wires should be...
  5. E

    5.7 TBI loss power

    when you say : check your ground wires on the T-Stat housing,, those are for the ECM . what do you mean by--- T-Stat housing -- im not sure to understand sorry about the ECM there is a stiker on it and here waht i see SERV NO 1227747 86 ANLW K391031991
  6. E

    5.7 TBI loss power

    ok i unplug battery for 15minutes , with light on to make sure i drain everythimg - well first with the scann tool i cant get the vin or model or anything . i just picked 1987 and other ( other as vehicule ) - it tells me this vehicul doesnt support live data...? now the codes #13 #25 #34...
  7. E

    5.7 TBI loss power

    also today i checked the timing . and find out the timing light flashed but sometimes i could see a dead spot on and off..
  8. E

    5.7 TBI loss power

    i have been able to rewire the obd1 connection...... here the codes...long list........ #31 #32 #32 #34 #41 #43 #52 #54 #55 engine and transmission have been swapped in an old chevy truck 1960 apache
  9. E

    5.7 TBI loss power

    engine has been swap in older truck and i find out the obd connector wiring have been cut......its why i culd not get any reading from the scanner im actually trying to rewiring it.....( super fun!!!!!!!)
  10. E

    5.7 TBI loss power

    i was able to do a compression test this morning . i removed all the sparks plugs in order to do it before spending money in randoms parts i wanted to make sure i have a good engine to start wit here the results #8 --151psi #7 --148psi #6--149psi #5-- 149psi #4--145psi...
  11. E

    5.7 TBI loss power

    i didnt change cap and rotor yet . i check all the spark plugs and they look really good compression test later...when i will have time...truck has headers and it make hard to access..i have to remove yhe headers on order to do it scan test..yes..an other issue.. i have a innova 3140g...and...
  12. E

    5.7 TBI loss power

    truck doesnt have a Catalytic converter
  13. E

    5.7 TBI loss power

    hi guys i got old truck that has been sitting with a 5.7TBI with a 700r4 tires are 35/12.5/15 at first when i got it like most people with a 700r4 is to test it out if it shift right and goes into OD I only drove it around the block , the streets are not long enough to push it i could get the...

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