Specifications Hign-concerned Chemical:None External Testing Certification:iso9001 Origin:Mainland China Item Type:Carburetor Material Type:aluminum alloy Item Weight:0.8kg Special Features:help speed Item Width:8.5cm Model Name:L-312 Item Diameter:3.2cm Item Height:18cm Carburador Vergaser TM24 TM28 TM30 TM34 TM32 TM38 Flat Slide Spigot TM34-2 42-6100 for MIKUNI Carburetor 50-650cc 2/4-Stroke Engine Origin : CN(Origin) Condition: 100% Brand New Note: Please check the size before you purchase! For Mikuni TM28 Intake manifold side Inner Diameter: 28mm Intake manifold side Outer Diameter: 33mm Air filter side inner Diameter: 40mm Air filter side Outer Diameter: 44mm Main Jet: # 180,Slow Jet: # 45 for Mikuni TM30 (for DT230 LANZA 1997-1998) Intake manifold side Inner Diameter: 32mm Intake manifold side Outer Diameter: 36mm Air filter side inner Diameter: 46mm Air filter side Outer Diameter: 50mm Main Jet: # 180,Slow Jet: # 45 for Mikuni TM32 Intake manifold side Inner Diameter: 32mm Intake manifold side Outer Diameter: 40mm Air filter side inner Diameter: 54mm Air filter side Outer Diameter: 58mm Main Jet: # 250,Slow Jet: # 45 for Mikuni TM34 Intake manifold side Inner Diameter: 34mm Intake manifold side Outer Diameter: 40mm Air filter side inner Diameter: 54mm Air filter side Outer Diameter: 58mm Main Jet: # 265,Slow Jet: # 50 28mm fit on 150cc to 200cc engine 30mm fit on 200cc to 250cc engine 32mm fit on 250cc to 300cc engine 34mm fit on 300cc to 350cc engine 38mm fit on 250cc to 450cc engine