
The 1.25 size is used for the secondary main jet on Weber 32 DATRA carburettors, as fitted to Lancia Beta Scorpion cars.
Genuine Weber carburettor parts by WEBCON.
Main Jets - Standard Size |
Carburettor | Primary | Secondary | Model |
32 DATRA 9/100 | 1.10 | 1.25 | Lancia Beta Scorpion |
34 DATR 4/200 34 DATR 4/250 34 DATR 4/150 | 1.20 | 1.30 | Lancia Montecarlo S1 & S2 |