How To: Remove Precat
For those of you that dont know, when designing the MR2 Toyota went down the path of making it a Ultra Low Emissions Vehicle (ULEV). Doing this meant adding a whole load of extra...
Tagged: engine
Turbocharger Installation
These are just some notes on installing the stock turbocharger back into the MR2. I start out by loosely bolting the turbo oil pipe to the turbocharger (two 10mm bolts). The dump pipe (downpipe)...
4AGZE Swap Wiring Info
Okay… this is going to be long, but hopefully it will help you out. Disclaimers/Notes: – All references are to the way my ’86 NA (manufactured 8/85) were wired. The references are to the...
Engine Control Unit Monitoring
The objective was to design a way to monitor various engine parameters and log them using a serial port to a laptop or other serial device. This was attempted before using an 8051 type...
Distributorless Ignition For The MR2
RX-7 twin tower ignition coils installed in MR2 Turbo. The goal of the project was to design and build an affordable ignition upgrade for the MR2 Turbo (3S-GTE). The original plan was to build...
20V Blacktop Swap – Cooling System
Another one of the main fabrication hurdles with the swap (but one of the easiest and funnest!) is routing the coolant system lines. Luckily, the input & output of the water system is on...
Do it yourself Water Injection
Here are some images of the mcmaster car nozzles mounted inside the throttle body. An overview video of the water injection setup is here (WMV format 8MB) – it’s a little nerdy – but...
20V Blacktop Swap – Miscellaneous Info
Here’s a summary of the smaller things that you will need to do that aren’t big enough for their own page: Fuel line Contrary to what was previously on this page, the 16V fuel...
20V Blacktop Swap – Wiring
The most time consuming part of the swap. I was somewhat reluctant about doing this swap because I was afraid of the daunting task of the wiring. However, once I got into it it...
Head Water Temp. Monitoring
In order to find out what was happening when we switched from normal coolant to NPG+, we installed thermocouples in our cyl heads at the inlet and outlet to track temperatures. Preliminary results below....