Exhaust system VOCA BigBore 90cc - EBE/EBS/D50B

VOCA Racing 90 high-end exhaust Derbi The VOCA Racing BigBore 90cc is an extremely well-made high-end racing exhaust from VOCA for 80 - 90cc big bore engines. The classic handmade expansion chamber exhaust is sold WITHOUT silencer, allowing you to select a matching silencer from the extensive range of Voca Racing silencers. Voca Racing 90cc BigBore - high-end performance for racing engines Maximum performance: Delivers excellent results in combination with large-volume racing cylinders (80cc / 90cc). The Voca Racing BigBore is one of the most powerful exhausts on the market and is ideal for racing applications and performs best in the high to very high rpm range. We recommend the use of a larger carburetor (at least 28 mm), an internal rotor ignition and a tuning reed valve. High-quality workmanship: Made from 0.8 mm thick sheet metal, carefully segment-welded by hand. Flexible installation: The exhaust is supplied with a 34 mm flange and can be adapted to most big bore cylinders.