The TD Gemini was the third update of the Gemini range and brought a more refined look, updated mechanicals, and improved comfort compared to the TX. For enthusiasts restoring one today, having a TD-specific parts checklist is essential to ensure authenticity and functionality.
Engine & Drivetrain Restoration Checklist
Factory Engines
- 1.6L Isuzu G161Z OHV petrol
- 4-speed manual (most common)
- 3-speed automatic (less common)
Engine Parts to Inspect or Replace
- Full engine rebuild kit (pistons, rings, bearings)
- Timing chain & tensioner
- Oil pump
- Water pump & thermostat
- Carburettor rebuild kit
- Fuel pump (mechanical)
- Engine mounts
- Ignition system (points, condenser, coil, leads)
Transmission, Clutch & Differential
Gearbox & Driveline Checklist
- Gearbox synchros (especially 2nd & 3rd gear)
- Input/output shaft seals
- Clutch kit (plate, pressure plate, release bearing)
- Clutch master & slave cylinders
- Tailshaft universal joints
- Differential bearings & seals
- Gear shifter bushes
- Transmission mount
Manual gearboxes often need full rebuilds — budget accordingly.
Suspension & Steering Components
TD Gemini suspension is MacPherson strut front and live rear axle, similar to the TX.
Suspension Checklist
- Front strut inserts
- Coil springs
- Upper strut mounts
- Lower control arm bushes
- Ball joints
- Tie rod ends
- Steering rack boots
- Rear trailing arm bushes
- Rear shocks
Brake System Restoration
Factory Setup
- Front disc brakes
- Rear drum brakes
Brake Parts Checklist
- Front rotors
- Calipers & rebuild kits
- Brake pads
- Rear drums, shoes & wheel cylinders
- Brake master cylinder
- Brake booster
- Rubber brake hoses
- Handbrake cables
Brake booster failures are common — check carefully.
Body Panels & Rust Repair
Rust is the number one enemy of TD Geminis.
Common TD Gemini Rust Areas
- Front chassis rails
- Inner guards
- Battery tray
- Floor pans
- Sills & doglegs
- Rear quarter panels
- Boot floor
- Windscreen corners
Body Restoration Checklist
- Floor repair sections
- Sill repair panels
- Door seals
- Window rubbers
- Bonnet & boot seals
- Chrome bumpers
- TD-specific badges & emblems
Interior Restoration Parts
TD interiors were simple but fragile, especially seat foam and door cards.
Interior Checklist
- Seat foam & upholstery kits
- Door cards
- Dash pad (cracking common)
- Carpet kits
- Headliner
- Sunvisors
- Steering wheel restoration
- Interior clips & fasteners
Electrical & Lighting
Electrical Checklist
- Wiring loom inspection
- Alternator
- Starter motor
- Voltage regulator
- Battery cables & earth straps
- Fuse box refresh
- Headlights & tail lights
- Indicator lenses
- Dash bulbs & switches
TD electrical issues often come from poor earthing.
Wheels, Tyres & Running Gear
Checklist
- Factory steel wheels or period alloys
- Correct hubcaps
- Wheel bearings (front & rear)
- Differential mounts
- Tyres in period-correct sizes