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For 1990-1999 Mitsubishi Eclipse, Eagle Talon, Plymouth Laser, and Galant VR-4 Owners. This is where the DSM platform history is documented and archived. Log in to help us in our mission, and to remove most ads from the browsing experience.

4g63

  1. Isiaha

    Timing belt off to one side

    (6-BOLT) Everything was fine correct, everything is new and is OEM besides the gates belt (not OEM) I am thinking it’s possibly the tensioner arm bushing that’s probably worn. I’ve seen couple of other builds with the belt sitting more on side (inner side). Wondering if this is ok to run? Or...
  2. 1G Opinions on CX Racing Turbos?

    I'm in the middle of a Headswap on my '91 Mighty Max and looking for turbo recommendations. Is anyone familiar with turbos from CX Racing? If so, what are your thoughts.Thanks.
  3. Gjallarhorn

    2G Fuel pump priming time

    I used ECM link v3 to drain old gas in my tank , but after deactivating “fuel pump always on” it also deleted my “fuel priming time” secondsWould anybody know what the stock priming time for the fuel pump is? I set it to 3 seconds but I would like for it to be the intended time from factory...
  4. GHSTII

    2G Your Remote IAC Setup?

    Hey there,Anyone happen to be running a Honda B-Series remote IAC instead of the factory ISC? Any photos of your setup you wouldn’t mind sharing?
  5. DallasM

    ECMlink 1G No Start After AEM Wideband Install

    1G DSM 1990 Plymouth Laser RS. Just Installed a AEM UEGO Wideband. I threw the old O2 out since I'm running ECMlink V3 (brand new chip). Wired into pin 4 which is my O2 wire on my ECU harness, used my cigarette lighter as my 12v, and grounded my black wire to the walls of where the ECU sat...
  6. Jendron Eves

    1G 1990 Laser RS Fuel Cut Issues

    1990 Laser RSLooking for some input on some boost/fuel issues on cold(ish). If I cold start and attempt to rev/drive it, car wont go over 2.5k-3k RPM, massive fuel cut when parked. Doesn't build boost obviously. Idles pretty poorly too, can hear small misfires and sometimes drops RPMs and...
  7. 1997 Eagle Talon TSi AWD

    Showcar Build 1997 Eagle Talon TSi AWD

  8. Piping size without intercooler

    Hi,I'm working on a sohc 4g63 turbo, I need ideas about piping size for setup without intercooler. GT25 turbo, DIY methanol injection, about 8.3:1 compression ratio, 2.5'' downpipe and exhaust, 7~8 psi boost, NO INTERCOOLER and about 200 to 230 whp on pump gas. Ideas?
  9. DSM 4G63T exhaust system, tube size and length of down pipe and exhaust

    Hi there, I'm working on a dsm 4g63 which I made a 1.5" headers and installed GT25 turbo (2" turbine, beside waste gate). I have made 2.5" downpipe for that. Now I need to know how much should be 2.5" downpipe length and after downpipe what tube size should I use for remain exhaust system (2" or...
  10. NotoriousGSX

    2G Timing Side Leak

    Here we go.I've had this car for about 8 months now. Always had an oil leak near the timing side of the motor. Timing belt drenched in oil, entire driver side covered, and I mean everything.After taking it out after being garaged for almost 6 months, it ran fine to work but broke down omw...
  11. NotoriousGSX

    2G 9.0:1, How to achieve it?

    [Edit] I'm actually stupid for posting this. Please move on, you'll see nothing but nonsense any further than this. Deleted the cringe for your sakeI don't want to be GIVEN the answer necessarily although I wont argue. I just want to know what to tell the machine shop so I don't look like a...
  12. NotoriousGSX

    2G Broke down after winter :(

    Hey everyone. Apologies if this is in the wrong category but I couldn't think of any other placeFirst off, I decided to take the car out after being put away for 4-5 months for winter. Before it was put away I had changed the oil, changed the air filter (OE), coil packs and lightning cables...
  13. 97 Eclipse GSX

    Street Build 97 Eclipse GSX

  14. sebas-1024

    1G Diagnosing a non-working IAC Valve in a 92' Galant

    Hello, I posted a few days ago about a reliable brand for an engine coolant temperature sensor and received a lot of help, so I'm back with more problems that I hope you can help me with.The vehicle is a 92' Galant with a 6-bolt 4g63 and an automatic transmission. As far as I understand it the...
  15. sebas-1024

    Reliable brand for an engine coolant temperature sensor in a 92' Galant

    Hello, first post here so please let me know if I'm breaking any rules.I have a 92' Galant with a 6-bolt 4g63 and an automatic transmission. About a year ago I changed the Engine Coolant Temperature Sensor (shown in the pictures, 2 terminals and is located close to the thermostat housing)...
  16. VT_4G63

    Spyder Intake Manifold Swap with Engine in Chassis

    I wanted to get opinions on whether it was possible to swap out intake manifolds with the engine still in the bay.I am looking to swap out the 2G intake manifold on the 2G head in my Spyder GST for an EVO 3 intake manifold. However, I’m not looking to pull the motor on this car just yet and...
  17. 1993 Eclipse GS 4G63

    1993 Eclipse GS 4G63

  18. FakeMightyMax

    90 Ram 50 4G64 SOHC To 4g63 DOHC swap

    This is my first post on the DSM Tuners!I recently bought a 1990 Ram 50 SE with the SOHC 4g64 mated to the 4 speed auto🤧. The truck is in great shape with only having 32,000 miles and is the best little truck to drive. But sadly, she’s slower than a rock. My goal is to have a nice N/A DOHC 64...
  19. 2G Harmonic balancer stuck on body.

    I’ve been trying to take off my harmonic balancer but it’s staying stuck on the body and I can’t get it low enough to clear the metal. Any suggestions or solutions would be greatly appreciated.You must be registered to see element.You must be registered to see element.You must be...
  20. August578

    2G Alumiweld for IC pipes and Oil pan?

    Hi, I wanted to know if you guys had any luck with the alumniweld rods. Seen a lot of other cars forums,old forums posts, and videos.Lots of mixed reviews but mostly positives . Just wanted to see if there’s anyone that’s used them before on here.Long story short I want to put an aluminum...
  21. KingofGold

    Hello! Happy to join!

    Hey everyone, been here awhile but going to try and get past the probationary status by posting as I build my 1G. Currently going through an engine rebuild and im buying a new/rebuilt head off a local dsm enthusiast here In the finger lakes. It's 92, and the interior is super clean and...
  22. Isiaha

    Tensioner pulley correct?

    Hello fellow dsm’ers i just finished doing a timing job on my 6-bolt w/ 1.6MM Cometic mls head gasket and was wondering if the tensioner pulley is pointed correctly ? I’ve seen mix reviews from it having to point up (the two holes on pulley) and on vfaqs showing it being the way I did it (in...
  23. funds

    2G P0110 and P0105 Problems

    I’ve been beating myself over the head with this, I need help with my 98 GST. :banghead:It started a few days ago on my way home from work on the freeway, when I started a nasty misfire and ended up stranded. It’ll idle at ~500rpm and wants to die if I’m not giving it gas, and it sounds like...
  24. Eclipse 1g d22a N/T

    Eclipse 1g d22a N/T

  25. 2G Rod style, Piston clearance, 2g block, 1g rod, 2JZ-GE piston

    Hi there, I'm trying to build a 2g 7 bolt engine using 1g 6 bolt connecting rod (which a lot of people say that they are stronger than 2g 7 bolt rods) and I got 2JZ-GE pistons with 86 mm bore and 22 mm pin, These pistons are full floating. I know that the rod surface needs to be machined and...
  26. Isiaha

    1G Deep scratch on intake cam

    Hello, I have cams that came off a fresh motor, noticed the intake cam end (where the cas enters) has a deep scratch on the middle of journal / lobe. The rest looks good. My machine shop did polished it a bit for me and said isnt a big deal since it’s under but I would like a second opinion...
  27. Squirmy

    Resolved 2G Cylinder 1 and 2 not working

    Car runs on cylinder's 3 and 4, cylinder 1 and 2 seem really weak as not working when i unplug injectors but cylinders are getting some fuel when i pull the plugs. Car sounds like a subaru. I have a COP setup so can't be a plug wire issue and all are getting spark. Put a new fuel pump to make...
  28. FalpenHost

    My 1997 Spyder GS-T

    My name is Jeff. I live in Wellford, SC. Over the last few years, I’ve owned 3 2nd Gen Eclipses. All three have been Spyders. 2 had the 4g63 and 1 had the 4g64. I grew up around mechanics and in shops but this is my first time ever actually working on a turbo car so I’m new to the concept. My...
  29. 2G coolant temp sensor malfunction?

    title is exactly what it says. sensors and wires all check fine has to possibly be a relay? what else all ties into this. every other sensor is fine. its gotta be a relay or a fuse and changed all the fuses.
  30. Spyder Fuel pump stays on in the on position

    Hi! I’m new to the forum so be gentle lol I have a 2g eclipse that’s a 4g64 block with 63 head. I install a new 190walbro fuel pump and it was working fine then all of a sudden the pump just wouldn’t shut off in the on position. I have changed the relays as one of them was not good. If anyone...
  31. Morrison fab oil drain and stm oil feed line kit
    Sold

    For sale 4G63 Morrison fab oil drain and stm oil feed line kit

    Morrison fab oil drain kit and stm oil feed kit for hx35
    $100.00
  32. My 1992 Eagle Talon TSI AWD

    Street Build My 1992 Eagle Talon TSI AWD

  33. 1g 4g63 galant vr4 6bolt parts
    Sold

    For sale 4G63 1g 4g63 galant vr4 6bolt parts

    ◦ 16g has broken bolt in o2 housing side $250 ◦ Head with Gsc beehive springs,retainers,keepers, revised 3g no tick lifters and valve job with 0miles $700 ◦ Galant vr4 carbon fiber hood $400 ◦ Galant vr4 interior door panels with everything besides speaker covers $150...
    $1.00
  34. Stock 1992 Mitsubishi Galant LS - SOHC, 4G63

    Street Build Stock 1992 Mitsubishi Galant LS - SOHC, 4G63

  35. GTak79

    1G 1992 Mitsubishi Galant LS Water Pump Replacement (4G63, SOHC)

    I am new here and hoping for some advice regarding replacing a water pump in my daughters 1992 Mitsubishi Galant LS (4G63, SOHC). It's completely stock - we bought it a few years back from an older lady in DsM. I haven't found much detailed information online. I was just referred here by an Ames...
  36. 2G Downpipe/o2 housing/exhaust manifold

    So I'm currently looking for a replacement downpipe, o2 housing, and exhaust manifold to put in my 2g GSTI can't find any Megan racing stuff anywhere and it seems as though Megan doesn't make those kinds of parts for our cars anymore, and the only places I can seem to find that still makes at...
  37. Everest2356

    GVR-4 4g63 won’t start after rebuild

    Hello I have a 1992 galant vr4 that I am rebuilding the engine in. The previous owner messed up the timing and put a valve through a piston so I ended up pulling it all apart putting in new pistons and bearings and a new head with upgraded valves and valve springs. And I’m trying to get it to...
  38. 4g63 4g64 head swap power gains

    Hi everyone i just joined and i am womdering what the hp gain is for a 4g63 dohc on a 4g64 sohc wide block power gain is. Thanks for your time
  39. Isiaha

    Kel 272 w/ Auto

    Got a quick/noob question, how are kelfords 272 (KEL 1-TX272) cams with these auto dsms? Recently bought a 1g dsm has a built head with those cams, dual springs, jmf street intake, s90 74mm throttle body & 6266 pte billet wheel. Gotta put it together but will these cams work with this trans...
  40. ethancemer

    2G NEW OWNER IN PITTSBURGH PA NEED HELP finding body shop and mechanic!!!!!

    Hello my name is Ethan and I just recently bought a 99gsx in the Pittsburgh area. The car needs a lot of work around the body due to rust and proper maintenance is definitely my first priority.I am honestly not sure where to start though, since the DSM community isn’t much of a presence here...
  41. August578

    2G Do they still sell Driver side J pipes?

    Do you guys know any performance websites or eBay links that still sell driver side j pipes. Couldn’t find anyone that still makes them. It’s obviously for a side to side fmic setup.;)
  42. August578

    Should I buy this 1995 Gsx

    Hi there! So there’s this STOCK and decent condition gsx with a 2gb body upgrade for sale for a good price around me.But here’s the catch, after running a car fax the miles were potentially rolled back. I’m assuming it is because all of the miles line up until the owner previous of this guy...
  43. Building a 7 bolt 4g63 N/A for boost

    I recently purchased a 4g63 7 bolt N/A. I bought it in hopes to boost it. I’m having a hard time finding consistent answers regarding build sheets for reliable 450-500 hp. I’m doing a full build new pistons and rods up just need some direction. Thanks for the help!
  44. GHSTII

    Oil Starvation & Road Racing | Baffled Pan? Accusump?

    I’ve been reading quite a bit in the forums from throughout the years about drivers’ ongoing efforts to combat oil starvation on the track, most commonly due to the high G’s and intense cornering in Time Attack. I personally know someone who lost their engine because of this. I’ve seen a lot of...
  45. 2G Belt or ? Squeal

    I have a 1995 gst that I recently did a head gasket replacement and belt refresh on right after I bought the car. I have battling this squeal for awhile now, and need some help with the next step or any information to diagnose. I know this is probably the 10 thousandth question about a belt...
  46. jesse12345

    Resolved 2G Balance shaft eliminator install

    So I got around to eliminating the balance shafts on my rebuilt 4g. I have the stub shaft installed and the freeze plug in but on the stub shaft hole what threads into that to keep oil from coming out? There's an o ring that sits on top in the groove but they don't give you anything to thread...
  47. 1G Redline Heavy Duty Shock Proof On a daily?

    Noob question probably, but Hey guys just want to know if it were safe to use Redline Heavy Duty Shock Proof in my transfer case & in my 4 bolt rear for daily? The car will see the road maybe 3-4 times a week and also see the track some times. Is it safe to run this with the amount of driving...
  48. MannyDSM

    2G Bought a 97 GS-T

    What's up DSM Tuners people,My name is Manny, 24 years old from Miami. I had a shitbox '96 RS a few years ago and had to turn it in due to electrical problems that I didnt know anything about. Sold it for $750.In June 2021, I bought a '97 GS-T. I wish I knew more about the vehicle but I...
  49. MattiaFTW

    Resolved Turbo a '96 EU non-turbo Eclipse

    Hi everyone,I live in Europe and cant find any Eclipse GS-T or GSX, so I was wondering what it takes to turbo a non turbo 4g63 (1995+) ? Whats the HP I can expect to make and how much will it cost. For instance if I swap all the cylinder heads to forged do I still need oil squirters? Do the...
  50. Ported Cylinder Head
    Sold

    For sale 1g Ported Cylinder Head

    For sale is a 1G cylinder head.The head has received machine work including porting both exhaust and intake ports. It has also been machine for oversize valves, has dual valve spring setup and has been o-ringed. It has brass valve guides installed. It has not been run/used since the...
    $300.00
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