Weber types
Firstly a couple of definitions.
Venturi- opening for air inlet.
Dual stage- Venturi's opening at different times in the throttle phase.
Single stage- Venturi's opening in unison.
Downdraught- Air drawn in vertically.
Sidedraught- Air drawn in horizontally.
Weber DCD
Type- Dual stage Downdraught
Venturi size- 28/36
Found on- Mk1 Cortina GT 'Kent' 1500cc
Weber DGV
Type- Dual stage Downdraught
Venturi size- 32/36
Found on- Mk2 Cortina GT, Mk2 Escort 'Kent' 1600cc
Weber DGAV
Type- Dual stage Downdraught
Venturi size- 32/36
Found on- Cortina Escort 'Pinto' 2000cc
Weber DGAS
Type- Single stage Downdraught
Venturi size- 38/38
Found on- Capri 'Essex' 3000cc *Will also fit DGAV manifold
Weber IDF
Type- Single stage Downdraught
Venturi size- 44/44
Found on- Euro spec Mk2 Escort Group 1 option
Weber DCOE
Type- Single stage Sidedraught
Venturi size- 40/40, 45/45
Found on- Aftermarket fittment