Universal Parts TB60 60cc Big Bore Kit: Suzuki & Qingqi 2T light lens or picnic supplies

or picnic supplies

Inner Diameter (engine side): 27

you MUST increase your Carburetor Main Jet size

SX500 Dirt Rocket

and Quads with 50cc 2-stroke engines labeled as 1E40QMB / 1PE40QMB or Minarelli Horizontal/Vertical clones

Universal Parts TB60 60cc Big Bore Kit: Suzuki & Qingqi 2T light lens or picnic suppliesUnlock Hidden Power: TB60 60cc Big Bore Cylinder Kit Transform your 50cc commuter into a more capable machine with the Universal Parts TB60 Big Bore Kit. Engineered specifically for the TB50 (1DE41QMB) engine platform, this kit increases your displacement to approximately 60cc. This boost in volume provides a noticeable increase in low end torque and mid range acceleration, making it easier to maintain speed on hills and keep up with modern city