Product Overview Small Frame Vespas have only two jets: a main jet that the needle passes through, and an idle jet. Idle jets come in only two sizes: 42 and 45. Generally, Vespa 50 and 90 use a 42, and Primavera/ET3 use a 45. Reviews (No reviews yet) Write a Review
Quick view Add to Cart Mec Eur Idle Jet (#50); SHA, SHB Carb MSRP: Was: Now: $5.57 Quick view Add to Cart