| These collection of
articles are all written in house unless otherwise noted. They have been written to be the most
unbiased and accurate as possible. Mistakes and mis-information are
inevitable so if anything incorrect is found then please send a
message. Contributions are welcome as are suggestions for further
articles. Click on the contact tab to do so. Click on each icon to read
the individual articles. Note: Many articles are still being written/edited/uploaded. It takes an obscene amount of work to put together a site like this one so it will take time. |
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Complete 20V RWD
Cooling Guide: A massive guide covering multiple options in the cooling system conversion on a 4age 20V engine. Has extensive details on the merits and downsides of multiple options of every component design in a revised cooling system. |
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Working with VVT:
All about the Variable valve timing that comes with the 4age 20V engine. Covers use with an aftermarket ECU, tuning, removal, etc.. |
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Spigot Bearings: Working with Spigot bearings on Toyota AE and KE models. A simple article about what type, the install, removal, etc.. |
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Removing valves on 4age engines: (not available yet) Although intended for the 16 and 20V series of 4age engines this article also applies in the removal and reinstall of valves in many later model engines where traditional tools are useless due to recessed valves. |
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20V RWD
conversion: From the basics to the finer details; a guide on the various changes that need to be made to a 20V engine to convert it into rear wheel drive form. |
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Toyota
A series flywheels: A chart of flywheel specifications for 4A and 7A engines. |
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Installing Lock
Spacers: (not available yet) Pictorial guide of how to install lock spacers into a AE or KE |
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Aftermarket Part
Numbers: A list of part numbers to suit AE's and KE's for available aftermarket service parts as an alternative to a genuine option. |
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Intake tuning for
multiple throttles: A broad article from theoretical principals to filtrations and much in between. |
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20v differences: An article showing the main changes between the earlier 4AGE 20v Silvertop and the later Blacktop engine. |
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Multi-link Rear
Suspension Tuning: Theory and practice of adjusting the multi-link rear suspension arms and mounting points. Also covers aftermarket parts available for the purpose. |
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Interchangeable
Wheel studs: Wheel studs available aftermarket or from other models that can be interchanged with the original Toyotas studs to change their length. |
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Relay Upgrade for
a Starter Motor: If your car has a good battery but still makes a clicking sound instead of starting then chances are you need to do this simple upgrade. |
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Compression ratio
chart: A chart of the resulting static compression ratios with various 4A and 7A engine piston/head/crank combinations. |
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Calculating Compression Ratios: How to work out various changes to the static compression ratio with alternations like different head combinations, longer stroke, larger stroke, etc.. |
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Hyundai Radiator
Install: A pictorial guide on how a Hyundai Excel radiator can be installed into an AE86 with a 4ac engine. It can however be applied to other models directly like a KE70 or AE71. |
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Selecting 20V cam-shafts: Examining the various cam-shaft choices available for a 20V engine and what is best for the engine builder. |
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Running a 20V
with an aftermarket ECU: Brief information on running a 20V 4age with an aftermarket ECU. |
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AE101 4age wiring
diagram: Official wiring diagram for a Silvertop sourced from Toyota and translated by an unknown individual. |