
rubuild
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hitachi vacuum hookup questions
rubuild replied to hatchsub's topic in Old Gen.: 80's GL/DL/XT/Loyales...
The reason your having trouble with vacuum circuits, is due to the carb your using being an 81 only carb. Subarus first attempt at ecm control. They s***canned it right away. The vacuum port on your secondary housing was used to pull off the secondarys in a fast decel so your throttle would not stick wide open. I will try to attach 3 vacuum schematics for 81, they might help, however you would be better off with a federal carb. from an 84 if you could find one. Kerry/Roo-Builders Files are to large E-mail me if you like rubuild@aol.com -
Fuel pump fuse 1980 GL wagon?
rubuild replied to Russ Hill's topic in Old Gen.: 80's GL/DL/XT/Loyales...
It's either above the fuse box in a single fuse holder probably still wrapped in tape, or the behind the right kick panelKerry/Roo-Builders -
I recall a couple of fuses, inline, above the fuse box for f/pump, charging, and chokeKerry/Roo-Builders
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Can the ECM be eliminated/bypassed on an EA-81?
rubuild replied to Brettm57's topic in Old Gen.: 80's GL/DL/XT/Loyales...
Two things stick in my mind after being a mechanic for 35 years. 1. Years ago I witnessed a young trainee throwing emissions components over his shoulder into a dumpster faster than he could name them, and telling the customer as he stood and watched, "hell yall don't need this stuff anyway, they just put it on for looks" and I thought about the poor engineers that went to school all those years designing these systems.... 2. Someone once told me, what people don't understand, they just throw away!! Attached (I hope) is a picture of a properly desmogged induction system, from a company in Colorado, I'll try to find some info -
troubleshooting fuel system...
rubuild replied to belizeanbus's topic in Old Gen.: 80's GL/DL/XT/Loyales...
On an MPI you can cross the fuel lines, being the same size. I don't recall if that is possible with SPI Roo-Builders -
As embarrassing as this is, due to a seriies of family situations this year in order to avoid forclosure on my home and subsequent closure of 17 years in business i'm reaching out for a massive number of orders off my web site for carbs, distributors, throttle bases, and hillholders. www.ccrengines.com/roobuilders. I'm not asking for handouts, just orders, from now until Dec 10 all orders will come with an instant 25% rebate. Should I pull this off (or not) my sincere thanks to everyone now and in the past for your patonage. I've always said Subaru people are the best and friendliest customers in the world. P.S. This offer is only for good for products from Roo-Builders and not CCR. Kerry Roo-Builders rubuild@aol.com
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Botched Hitachi Carb Rebuild
rubuild replied to mercury's topic in Old Gen.: 80's GL/DL/XT/Loyales...
Lets try it this way, since I don't know the model # I may not have the Jet sizes exact. Starting at the low speed air/idle next to the acc. pump well you should have a 43 or 46 with 4 bleed holes at the tip. Hold this jet up to the light to make sure it is not plugged. Don't overtighten. The brass plug on top of that. Then the primary main air/emulsion tube. One of the two longest jets a 60 or 65 with the closed end. Goes in line with the primary aux venturi. Next is the secondary main air/emulsion tube open end and should be a 100 the same lenght or maybe a little longer, in line with the secondary aux. venturi. Next is the secondary slow jet looks just like the first jet and can be either a 80, 100, 135. On top of that is the secondary slow jet and should be a 100 it's a short jet. The primary slow jet is the only one in the top of the carb and should be a 160 or 170. Main jets primary range 113 to 116 and secondary range 156 to 160 -
Botched Hitachi Carb Rebuild
rubuild replied to mercury's topic in Old Gen.: 80's GL/DL/XT/Loyales...
AS far as your jets in the body of the carb. The smaller number always goes in the primary side -
Roo-Builders is asking for HELP!!!
rubuild replied to rubuild's topic in Old Gen.: 80's GL/DL/XT/Loyales...
I'm sorry this offer is only good for products from Roo-Builders page and not CCR, You can E-Mail CCR directly for prices. -
As embarrassing as this is, due to a seriies of family situations this year in order to avoid forclosure on my home and subsequent closure of 17 years in business i'm reaching out for a massive number of orders off my web site for carbs, distributors, throttle bases, and hillholders. www.ccrengines.com/roobuilders. I'm not asking for handouts, just orders, from now until Dec 10 all orders will come with an instant 25% rebate. Should I pull this off (or not) my sincere thanks to everyone now and in the past for your patonage. I've always said Subaru people are the best and friendliest customers in the world. P.S. This offer is only for good for products from Roo-Builders and not CCR. Kerry Roo-Builders rubuild@aol.com
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Problems with emissions
rubuild replied to Tsullappliance's topic in Old Gen.: 80's GL/DL/XT/Loyales...
I've seen this problem a number of times, and found it to be an aftermarket PCV Valve, or an air control valve with oil in it. The PCV Valve was the most common, the OEM valve will have a 31D (or the like) stamped on the hex part of the valve and an oem will say made in USA (bless their souls) where the hose fits on on most. Kerry/Roo-Builders -
Your best bet is to swap complete manifold and carb from the original engine. Unless your vehicle has California emissions, I'm suprised it runs at all. All 2wd EA-82 carbs are ECM controlled, 4wd EA-82 does not use a computer exc. Cal. Computer controlled carbs. have a 4 prong elect connector, all others a 3 prong Kerry Roo-Builders
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PCV valve Thermostat ( and retain same temp ) Distributor caps and rotors for Hitachi models Oil Filter Engine bearings (manufactured by NOK?? for Subaru) alot of bearing companies rebox with ?NOK? Not a must, but better of with: EA-81 Clutch cables EA-82 V/C gasket kits Front brake pads w/kits Timing belts Carbureted air filters encased in metal not rubber Fuel filters by Nippon-Micro (for Subaru)
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Falls on its face... Dealer stumped
rubuild replied to Boo's topic in Old Gen.: 80's GL/DL/XT/Loyales...
Welcome to Colorado, We have come upon this problem a few times, and it has been just after someone bought the car and now that I think of it, all were a turbo. Check the nylon mesh screen in the inlet side of the fuel pump. Unfortunately you will probably find some rust. If so, you can get to the fuel pump sending unit through the floor of the luggage compartment, pull it out and look inside. Someone may have figured it out and replaced the tank but not the screen. I've also fish out other items in tanks, blocking the pickup tube. And while your checking tank related problems, make sure you have the correct gas cap. After you get it going, take five, throw out a line and hope the fish don't bother ya. Kerry Roo-builders -
idle climbs up fast 84 brat/FIXED FOR NOW.
rubuild replied to Indrid cold's topic in Old Gen.: 80's GL/DL/XT/Loyales...
Check to make sure you have enough slack in the cable between the cable bracket and throttle lever Kerry/Roo-Builders