RX 7 efi

robert joseph dingli r.dingli at ee.mu.OZ.AU
Fri Jan 6 05:27:35 GMT 1995


Hi Gordon

> What does your setup cost for an R7 Mazda 1980 model?

Since I don't know where you come from, I'll give you prices
in Australian dollars (Aus$1 = US$0.75) neglecting any import
duties or taxes for the place where you live.

I presume that your '80 model is carburetted.  I'd recommend
buying a 13B 6 port injected motor with injectors and manifolding.
Failing that, you can use twin throttle body inlet trumpets with
injector mounting holes that bolt onto Weber down draught inlet
manifolds.  You'll also need a surge tank as well as the usual
EFI plumbing and pump.  None of this comes with the system.

The system includes:
ECU
detachable hand controller
wiring loom
temperature sensors
injector connectors
Price : $1500

Options include: 
ignition amp for ignition control (two, three or four coils)  ~$200
crank pickup (req for ignition control)                       ~$100
external oxy meter (exhaust gas oxygen rich/lean meter)       ~$75

A typical injection system usually costs about double the price
of a second hand Jap engine here.  There are also emissions laws
to think about.  I hope this doesn't scare you away.   :-)

I will give a full description to the group some time.

Robert
-- 
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             Robert Dingli           r.dingli at ee.mu.oz.au

Power and Control Systems                 Thermodynamics Research Lab
Electrical Engineering                    Mechanical Engineering
   (+613) 344 7966                           (+613) 344 6728
  University of Melbourne, Parkville, 3052, Victoria, AUSTRALIA
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