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  1. V

    megasquirt question

    ok so im building the megasquirt board and on step 59 it says do not install D8 if you are using a PWM idle valve. this may be a dumb question but what is a pwm idle valve and do I have one? the car its going in is a 83 240 turbo. i cant find anything on google
  2. V

    first build.... need some advice

    i've pulled the 242 off the road so i can build it properly without being rushed.the engine im building is the b21ft, goal is reliable 300whp, and budget is about $3000. I just have a couple of questions so far. do i have to change my fuel pump for a walbro or something better? ive heard the...
  3. V

    t5 work with volvo clutch/pressure plate.

    Basically as the title states. I bought a clutch for my m46 because im currently using clutch from a na ca,,so it slips alot. My plans have changed.i want to put a bunch more power. Srry if this been answered before.
  4. V

    building my b21ft

    So im looking to build up my b21ft. Ive found a Garrett t3/t4 turbocharger 57 trim compressor, .63 a/r hotside, for 250. Is this decent turbo. Im looking for 250-300 hp. I will megasquirt this car, It already has a full 3" exhaust and a larger intercooler.
  5. V

    holset hx40 question

    There is a holset hx40 on craigs for 400. He says it brand new and it looks new from the pics. My question is a good turbo to put on b21ft? And also how much are these brand new from a store? I couldnt find any prices.
  6. V

    k-jet mixture adjustment confussion

    Im running to rich so I'm trying to lean it out a bit but don't understand what way to turn it. what the hell does like turning it left and right mean. I know left is lean and right is rich but what is that clockwise counterclockwise?!? and alos what size allen key is it? I've heard it was 3mm...
  7. V

    setting idle

    I just got a new throttle switch and i"m trying to adjust it and the idle, Im super confused and how you adjust the throttle switch. It says to connect the test light to the positive battery terminal and then to the yellow wire but I only have one wire on my test light and its for ground so...
  8. V

    1977 242 questions

    Im thinking of get a 77 242 for $500. He says it doesn't run because of carb issue's. Is it worth buying for a dd. Is it hard/expensive to fix/replace the carb? I'm going to go look at it tmr night and see whats up.
  9. V

    wide band 02 placement

    Where should i put the o2, I've heard you don't want it to close to the turbo. Im thinking of putting it in the bung on the stock b21ft downpipe/cat. where did you guys put it? Ill be installing it tonight so I need answers!!!!!!!
  10. V

    Time for a change

    So I need to get better gas mileage if possible. right now Im getting 18mpg in the city on my 83 240 turbo. I have a couple of options i thought of, either swap to lh2.2 or some other fuel injection or get a newer 240. what kind of mpg could I get if I swapped to fuel injection? and what kind of...
  11. V

    completly stumped Need some help

    so I have a bunch of issue to figure out but I am completely lost, I don't know where to start. It really changes from day to day lol. So if I don't wait for it to warm up to operating temp, basically so the needle touch's the bottom line, it will sputter and miss but it only seem to do it...
  12. V

    numerous problems

    240 with b21ft. if I don't warm it up it will sputter, but when its at operating temp it will drive fine. also when i am sitting at light it will idle a 1500. For example if i turn it off and then go in the store and come back like 10 min later it will idle back at 1000. I'm not sure it I turn...
  13. V

    stupid question

    Where is the IAC located on the 83 240 turbo. I cant find anything on it. thanks
  14. V

    weird idle

    Ok so Ive just noticed that after I drive my car( 83 242 turbo) that it will idle at 1500 but if I sit long enough(like 10 min) it will drop back down to 1000. vacuum leak?
  15. V

    performance clutch

    which clutch would you recommend. I'm not sure how much torque I have but I was thinking of getting either the stage 3 or 4 spec clutch since there are pretty much the cheapest with decent amount of torque rating. But not sure what the difference between the two. they have same torque rating...
  16. V

    O.D wiring help

    I just put in a m46 transmission from a 81 240 into my 83 242 turbo. It has the push button overdrive switch. how do I wire it up? right now I just connected the 2 wires from the tranny to the 2 wires in the shifter. obliviously it doesn't work so what do I need to do then.
  17. V

    Need my diff welded

    Just wondering if anyone knows where I could get it welded or if there is a turbobricker that would do it. Help would be greatly appreciated.
  18. V

    ignition timing question

    I replace my timing belt the other day and its idling is rough so I now need to check the ignition timing but I am really confused on how to. could someone walk me through it. it a b21ft
  19. V

    idle adjust

    hey. My 83 240 turbo is idling a little high after putting a m46 in it. How do I adjust it?
  20. V

    help Clear up confussion on oil

    I'm not sure which fluid to put in my m46. It has just under 200 000km. I was going to put in redline mtl but I've read it doesn't work for some people. I just want to be sure cause I cant afford trying different fluids every weekend. what would be my best bet. I plan on doing autocross so its...
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