This is hands down the easiest to install and least expensive full-featured engine management system that you can get for the MR2 Turbo. For $1450 you get everything you need to get the engine running so that you can drive it to a dyno. This unit is loaded with features that can only be found on systems costing several thousands of dollars to purchase and install.

The Hydra product line is powered by dual 16-bit 25MHz Motorola processors which provide fast and accurate control of your engine. The Hydra Nemesis 2 plug and play engine management system comes with everything you need to install and run the Nemesis stand alone engine management system on an MR2 Turbo. The system has the following features:

Easy installation on an MR2 Turbo
Eliminates the stock air flow meter (AFM) and cold start injector
User configurable 32x32 fuel and timing maps with selectable RPM and load points
Two switchable 32x32 fuel and ignition offset maps for alternate fuels
Directly supports the NGK L1H1 5-wire wideband oxygen sensor (wideband option required)
Uses stock engine sensors including the distributor
Built-in launch control (2-step) for drag racing applications (additional cable required)
Controls the stock ignition
Runs full sequential injection
Supports full sequential ignition (direct fire ignition option required)
Operates all accessories including AC, power steering, cruise control and ABS
Controls the TVIS, EGR, fuel pump volume and engine check light
Uses the stock idle speed valve to provide a stable idle under different loads
Internal 3-bar MAP sensor supports up to 30psi boost
External MAP sensor support for applications up to 45psi boost (additional sensor required)
Rev limit to 16,000 RPMs with adjustable soft (random miss) and hard (complete cut) rev limiters
RPM adjustable knock detection threshold for detonation protection
Adjustable fuel cut for overboost protection
Easily configurable to work with 91-92, 93-95 and genIII engines
Uses stock narrowband oxygen sensor to maintain proper fuel mixture while idling and cruising
Individual cylinder fuel trims
Quick connect 2-piece laptop cable can be easily routed to passenger cabin
Windows-based tuning software
On-board and laptop datalogging at adjustable timing rates
Controls water injection setups
Adjustable air and coolant temperature correction of fuel and timing
Supports staged injection setups (additional injectors and cable required)
Controls boost (boost control option required)
Operates as a turbo timer (turbo timer option required)
Comes with base maps to start most engine setups and drive them to the dyno for proper power tuning
Controls any level of power from a bone-stock 170rwhp up to +600rwhp monsters

Lots more specs at http://www.mrcontrols.com

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