Hard to find parts in the US (I'm assuming NC is somewhere in the US, why does nobody list their country?).
Stock 1G-GTE puts out 160HP at the flywheel.
More HP is available depending on cash injection.
A friend did this conversion to his 77 coupe.
http://members.iinet.net.au/~stepho/celfaq.txt
Requires cross member from T series engine of similar year (TA23 from Japan/Europe/Australia or TA28 from Japan/Europe). Use with Mazda 323 radiator in front of radiator support panel. Need matching gearbox and bellhousing.
- same engine/bellhousing bolt pattern as 2T/2T engine from Corollas (can use Corolla 1600 A30 auto)
- manual gearbox is W55 (same as as 1981 onwards Celica) but behhousing is unique to 1G-GTE and 3T-GTE)
Supercharged 1G-GZE very similar.
Need wiring harness and ECU from 1G-GTE donor car. Need high pressure EFI fuel pump (existing pump is low pressure, use it to feed a surge tank and then take high pressure from surge tank).
Upgrade the brakes and suspension at the same time.
Need to upgrade diff.
- get 1979-1981 Supra solid axle (stronger F series diff) and get a diff shop to transfer your old suspension points to the new axle
- upgrade to Supra discs at same time (change bias valve).
Need custom engine mounts.
Need custom exhaust.
And a 100 other things but I'm too tired to remember them now.
- Stepho