If improving performance without sacrificing fuel economy is your desire, then the EMPI Brosol/Solex 40mm kit is the way to go.
Installation Note: Will fit Type 3 Fastback and Notchback with Type 1 (upright style) engine only. Will not fit Squarebacks or Type 3’s with pancake style engines. Will not fit Buses with Type 4 pancake style engines.
Kit Includes: Brosol/Solex Carburetors, Dual Port Intake Manifolds, Push/Pull Style Linkage, High Flow Air Cleaners and Hardware.
Carburetor Kit, Bug/Ghia/Bus, 40 Brosol/Solex, Dual, Twist Style Linkage, Air Cleaners. Sold as kit.