Apr 19, 2009 · I've driven a 4AC ae86 shnieder cam, double valve springs, ported head, 32/36webber, custom header, and it STILL was not as fast as the weakest 4age I've driven. With A/C off I managed a 49WHP Run, this 4AC has 113,000 miles on it (at the time) and was dealer maintained all of its life, never abused until I received it.

Jun 2, 2006 · Here is the ignition wiring section of the AE86 body manual. The 4AC electrical system is amazingly simple. You need ignition 12V to one side of the coil (+ side obviously). The negative side should go to the points in the bottom of the distributor, when they are closed it should be earthed.

Sep 12, 2012 · AE86: 4AC to 4AG (16v) Wiring Diagrams? In a EUR & JDM car, the body (headlight/charge) loom is quite different, incorporating amongst other things, the all important idle up circuit. The underdash loom is also quite different.

Mar 8, 2017 · The SR5 rear axle is more the adequate for a stock 4AGE. The SR-5 axle [S series 6.38 ring gear] will have a 3.9 ratio or a 4.10 axle ratio. The axle is probably the 4.10 since the original car was an automatic. This ratio, actually better suits the power band of the 4AGE engine. Dave W. Re: AE86 SR5 Rear End?

May 5, 2014 · Here is a Toyota schematic of the AE86 alternator wiring... The alternator has four wires labelled S, L, IG and B. S is the "Sense" wire that tells the regulator battery voltage, so that it can adjust the charging rate. Flat battery - high rate, full battery = low rate. L is for the charge indicator light. When the alternator is charging, the

Feb 8, 2014 · Is there anything odd about the design of the 4AC that you could have good compression and ignition but a blockage or no fuel? If you don't get a useful reply in a few days, search at 4acpowered.com.

Apr 23, 2007 · Here is a smaller (~2Mb) version of the body and engine (4AC and 4AGE) wiring, though you'll probably need to print them and stick them together to really get it happening.

Aug 20, 2012 · Hey guys, it took almost a year; but I finally pulled a good running 4AC from a 1984 AE86. $100! So I've got all the mounts/pan swapped over and now i'm looking at the water pump and the intake/exhaust manifold.

Oct 26, 2020 · Your problem is that there's nothing wrong with modifying a 4AC either. Is it the smartest choice for power, dollar value, or parts availability? No but neither are these cars.

Feb 12, 2006 · It has both 4AC and 4AGE variants included. There are 4 long foldout sections (p1 to p4) and each is made up of 4 photos. Print them and sticky tape them together to make things easier.