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  1. M

    Both Injector pins getting 12v....?

    So I'm checking everything on my car trying to start it. And I went to check that my injectors are getting power, i find out that both pins in the clips are getting 12v. Does that sound right? I'm running stinger now, and got my PnP harness Fromm Aaron, so I assume it's wired correctly...
  2. M

    How to Tighten bolt on Precision turbo

    Ok so I had this problem with my old precision last year, and now I've run into it again. How do you guys tighten the top right bolt on the turbo to the manifold? I have a xs power manifold. To me it seems as if I need to pull the exhaust housing off, bolt it down, then put the rest back on...
  3. M

    how to install JE wrist pin clips??

    so im trying to figure out how to install thse wrist pin clips in my JE pistons. They dont have the holes like the stockers to to use that tool. What do i need to use to get these in??
  4. M

    Will this MHG seal good?

    ok so i bought this MHG off aguy on here who just torqued it down on his motor before selling it. There are some spots where the Viton came off around the cylinder bores and i was wondering if that would cause any problems. Do you think i should just take it all off and copper spray it? or...
  5. M

    wrist pin hole is 1 thous to big

    ok so i just stopped at my machinist shop and he says that my #6 piston Wrist pin hole is 1 thousandths to big for his liking. He says normally he likes to have them at about 1 thousandth clearance alone, and i guess the 1 piston is around 2 thousandth clearance between the wrist pin and wrist...
  6. M

    have any of you used a 255 DR for 600+whp?

    Ok so ive searched for a solid answer about my question but havnt found one yet so ill ask. Have any of you used a 255 street drag radial with good traction for 600 whp? My rims that i have now are only a 8.5 inch. I really like these rims and the biggest tire i can get for Toyo R888 are 255...
  7. M

    5 layer MHG??

    Ok so I bought a HG off of someone on here and he claimed it was a 1.4mm hks stopper. After I had paid for it I looked up the stopper HGs because I didn't think the stopper came in 1.4mm and it doesn't. So I don't know what kind of MHG this is. It's got 5 layers, 3 thin ones and 2 thick ones...
  8. M

    Stock crank damper limit?

    Hey so I'm building up my 7m for 600-700 whp. The engine is fully built, only stock part is my crank damper. I'm just wondering if there is a certain limit that the stock damper wouldn't be good anymore as far as horsepower. I know they have the ATI damper, but i was wondering how good the stock...
  9. M

    .68 housing to small for 600-700 whp??

    ok so im wondering if a .68 housing is going to be to small for my 600+ WHP goal this year. I just want to know if it will limit me up top or anything. i love the spool it has on my 6152 that i had on last year, and would like to keep my spool relitively quick. Im askin about the housing on a...
  10. M

    JE piston ring sets are out of stock! can i use other brands?

    ok so im rebuilding my motor and i have .20 over JE's. On the website it says that JE is out of 7m .20 over piston rings. now the specifications of the rings are listed, so could i just go to a different company and custom order a set? Or do you have any other suggestions?
  11. M

    tore down motor, got a couple questions about my pistons.

    ok so i tore my motor down because i got another RK. Anyways i take it all apart and look over everything. i have some questions about my pistons. 1. what is the "clean" part on top of the pistons from. I know the dot in the middle is from the spark, but what about the outside...
  12. M

    spun #6 bearing twice... need advice

    ok so last year i bought a motor from a guy on this forum. I got the engine and threw it in my 87. Drove it around untill the oil pump retainer bracket that holds the oil pump gear ground out somehow and caused it to lose oil and i got rod knock. i pulled the motor and found out my #6...
  13. M

    Suggestions for head work.

    Ok well I just started my 3rd 7m build. I made 400 whp last year and am going to shoot for 500+ whp. The only thing stock for my car is pretty much just the head. I was wondering what you guys suggest I do. My power band dropped at around 5.5 k on the dyno sheet and would like to have it keep...
  14. M

    oil pressure drops in WOT....?

    ok so i just noticed today that when i put the pedal down and go WOT my oil pressure will drop to about 15-20 psi. Idk why it would do that. Is it something to worry about? I just rebuilt the motor about 2k miles ago. I got the engine already built, then rebuilt it. I was told that it was a...
  15. M

    Couple issues after dyno runs...

    Ok so I recently got on the dyno to see what I'm running. It was all good onthe dyno and right after, but when I came to my first stop sign my idle stuck at just under 2k. Then at another stop sign it would start to surge from about 1.2 k to 2k. Runs great still but just when I come to a stop...
  16. M

    first time at dyno! Im stoked! :D 391 rwhp at 15 lbs.

    ok so ive been working on my 89 for a while now. Im still in the process of tuning it, but i wanted to see what i was pushing cause it hauls ass!! I only ran 15 psi this time, and my AFRs are at 11.8:1 under boost. Mods:- JE .20 over Eagles Fully balanaced 2.0 mm mls HG ARP throughout engine...
  17. M

    Ideal AFRs for boost only in WOT??

    Ok so as some of you guys know I'm trying to finish up my tuning with maf-t BASIC. Well so far everything is looking good. My AFRs at idle and cruising is between 14.6-15.4, fluctuating at mostly 14.7. Under WOT I'm tuning my AFRs myself and have control under WOT with the maf-t. Now when...
  18. M

    Tires keep breakin loose in WOT.

    Ok so I'm in the process of tuning my built 7m, and when I go WOT in second at about 45 mph it will hook up to about 10-12 psi then the tires just spin. Is this normal for second gear? it's kind of annoying lol I have brand new bridgestone 245s on the back, and it just roasts them if I keep on...
  19. M

    Running rich under boost.... Maf translator basic

    Ok so I got my maf t basic to the right AFRs and VF for cruising around. But now wen I boost it goes really rich, 10:1 AFRs. I have the settings to make it lean and at -35% fuel on the AUX knob, but nothing. It's like the knobs wont control it. When I was just boosting 6 psi, I could control...
  20. M

    Can't control boost with any boost controllers.

    So my wastegate doesn't seem to want to work with any controllers. I tried a manual and now my blitz EBC I hooked up. When it's hooked up, it will just go to 6 lbs no matter the settings of boost. I have a knock off external wastegate. I have everything hooked up correct, but it just won't hold...