The 4A-FE is different with the 4A-GE with regard to functionality and energy. Whilst the two have the identical displacement and they are DOHC, they were being optimized for various utilizes. The very first evident big difference tend to be the valves, the engine's consumption and exhaust valves were being positioned 22.3° aside (compared to 50° inside the G-Engines). The 2nd is the fact it used Toyota's Superior-Mecha Twin Cam method,[eighteen] where both camshafts are geared along with the intake camshaft staying driven off with the exhaust camshaft by using scissor gears (the two camshafts about the G-Engine are rotated from the timing belt as an alternative).[20] Several of the considerably less straight noticeable dissimilarities have been poorly shaped ports in the sooner versions, a slow burning combustion chamber with intensely shrouded valves, fewer aggressive camshaft profiles, a Solid crankshaft (as opposed to a solid crankshaft in the 4A-GE), ports of a little cross sectional place, an exceptionally restrictive intake manifold with extensive runners joined to a small displacement plenum and various adjustments.
Posted November twenty five, 2024 There is absolutely no signal so it is not a software problem. Can be wiring or some other components situation, but because your pinout mentions "ignitor" for set off one I'd say most likely it's the wiring Incorrect simply because I dont Assume any fuel injected 4A at any time experienced the distributor connected directly to the ignitor.
Posted December 2, 2024 There is a frequent result in error due to falling edges clashing. Alter the bring about 1 edge to climbing ought to solve that. You might then probable need to regulate learn gas, modify the throttle halt for getting ample air in and Verify base timing.
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Re: ITB Conversion on sixteen valve 4AGE the blacktops ran MAP sensors so there should be a strategy for getting a great MAP sign.
seeking to stay away from that on this car because i ought to have what i need just have to have wiring facts which i hope I discovered very last evening. if my harness was not Lower from japan none of This may even be a concern...
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Re: ITB Conversion on 16 valve 4AGE I discovered my engine utilised a shitload far more fuel In case the o2 sensor was defective/disconnected/etc? i wouldnt say they make little big difference
Thats a good suggestion but I would want to modify my aurbox all over again. And would have to do some thing to suit the injectors, that might get me a long time all over again to help make or to buy.
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in the beginning I'd my map sensor attached to your vac nipples together The underside - supplying it a single feed, what i forgot to accomplish is identical for the fuel reg, and operate it off among the fittings within the s/t ITB's.
Got Right back again to us. thanks . Quite impressed Along with the engine considered one of our client’s acquired from these men and women and experienced us install.
Incorporate to estimate Only show this person #twenty · Aug sixteen, 2006 i am building it for your automobile on my drifting workforce. I'd a 300zx I had been creating likewise but it really went for a trip to your scrap yard. so now im putting all my concentrate on the 86. I used to be thinking about getting a silver best and swapping from the 4agze rods, And that i am gonna port and polish the heads, and then get the seperate website throttle physique create, and if i can determine how, take away the VVTI.
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