Bigas M20,Vehicles upto 120hp Bigas M84.(fitted) Vehicles upto 190hp
Single point induction Single point induction
RI21 Single reducer, Multipoint, upto 190hp
Zavoli Single reducer, upto 200hp RI21 Double reducer, Multipoint upto 360hp
Multipoint
Adjustment screws on the M84 Vaporiser, most single point units will have similar adjusters.