1977 Toyota Celica GT Liftback (RA29)
20R to 22RE Conversion

With Power Steering, Overdrive, Intermittent Wipers
Thanks to Old Celica Club members worldwide for their assistance.
Revised 04/12/10
Click on pictures for 640x480 versions


1977 20R
2190 cc displacement
8.4:1 compression
<< Was <<
>> Now >>
1994 22RE
2418 cc displacement
9.5:1 compression

All EFI components are Toyota and from 1983/84 Celica except as noted.
Power steering pump and bracket are low-deck (1985+) 22R/RE components.
A/C compressor and bracket are from a 22RE Celica.
4-speed automatic transmission is from a 1982 Supra.

Engine Bay


Other Information

EFI System Overall Schematic
Engine Harnesses - Original & Modified
AFM Harness & Vehicle Interface Wiring
RA29 fuel pump relay & modification
Overdrive & A/C Switch Panel
Transmission Crossmember Brackets
Intermittent Wiper Schematics
Minor Details