Here are some of the year to year changes (credit to Rick_d)
“Identification marks and model year changes:
1963’s
- The basics: “3” precedes FJ45 on the frame, FJ35 glass, heater, 3” brow
- 3” ‘brow’ over windshield (1963-1966)
- Pop up vent on cowl (1963-64)
- Passenger side squirrel cage heaters. 2 types, one recalculating and one drawing air from passengers kick panel. (Denso part #16500-027-1 for outside air unit)
- Option of rear seat heater
- “Too wide” rear seat with short stop arms. These when folding hit the rear door handles
- Dimpled taillight lens (1963 – early 1964)
- Bottom catch vent window clamp (to ` FJ4514,300)
- Mud flaps (1963-64, and non US versions)
- FJ35 glass markings (1963 only)
- ‘breakaway’ seat rails (1963-64)
- ‘breakaway’ paddle handles (1963-64) w/ spring loaded metal packing
- Unique dome light (1963-65?)
- VIN plate on firewall w/ engine number and year stamped in (1963-64). Rebadged 1965’s were made from 1964 overstock w/ brass “T-65” tag.
- White pyramid rubber floor mats and white vinyl firewall mat (1963-64)
- Front mount sun visors (1963-1966)
- TOYOTA LAND CRUISER banner on tailgate (1963-64)
- Vacuum switch outside of firewall frame (1963-64_
- Foam door weather stripping (1963-66)
- 4 screw vent window hinge (1963-1965/6)
- Screw in headliner bows (1963 -1965/6)
- FJ25 exhaust manifold (1963 and early 1964)
1964’s
- The basics” “4” precedes FJ45 on frame, usually no stock heater, 3” brow
- Recirculating heaters (`option for 1964’s, but rarely seen)
- Correct size rear seat (FJ4514500 up)
- Short arm stops with block mounting for rear seat (FJ4514500-FJ4515100)
- Long arms for seat (FJ4515100 up)
- Map light switch appears left of headlight knob (FJ4516000 and up)
- Dealer add ons (1964 and later)
o Heater box (square unit w/ seat facing fan
o Chrome defrost knob
o Lighter w/ 2 crimps on under dash mount
o Ramsey PTO w/ ‘clown’ knob above ignition switch
1965’s
- The basics: grill on cowl vent, 40 style heating assembly, NO gas tank door, 3” brow (Specter’s/Kopito’s truck is a 1965)
- New paddle door openers w/ rubber backing (1965-1967)
- Open grill cowl vent and wiper motor change (1965-67)
- Map light disappears, hole left of headlight knob has rubber plug (1965-1967)
- Introduction of standard 40 style heater (Denso 87150-60030) and cowl fan (1965-67)
- Rear seat heater (not identical, but very similar to FJ40’s)(1965-67)
- Aluminum “T” year tags (1965-1967) (brass tags are rebadged ‘64’s)
- Black pyramid rubber floor mats and grey vinyl firewall mat (1965-1967)
- Lighter appears on dash (1965-67)
1966’s
- The basics: Grill on cowl vent, 40 style heating assembly, a gas tank door, 3” brow
- Improved seat rails (1966-67)
- Struts and straps for rear seat stabilization (1966-67)
- Move VIN to drivers fender (late 1966)
- Vacuum switch inside firewall frame (1966-67)
- 2 screw cast vent window hinge (1966-67)
- Gas tank lid and rubber cap (1966-67)
- Vented gas tank (1966-1967)
- Side in headliner bows (1966-67)
1967’s
- The basics: 1 ½” brow
- 1 ½” brow above windshield (1967 FJ4526000 +/-)
- Corner mounted sun visors (1967)
- Improved drainage for cowl vent (late 1967)
- Move VIN to passenger fender (1967)
- New weather stripping w/ plastic (steel reinforced) bead (1967)
- Improved venting for gas tank (late 1967) “
Additional things off the top of my head that ‘64s had that change in 1965…. “cat eye” taillight lenses, generator vs alternator, fuel pump had hand primer, different review mirror, SD40 carb had a blue face not later grey, and more I’m sure I’m forgetting.
JP