RD TWE Vespa SI20/20, SI24/24, SI26/26 Carburettor Float Chamber Spacer

RD TWE Vespa SI20/20, SI24/24, SI26/26 Carburettor Float Chamber Spacer These spacers address fuel starvation by raising the float chamber and air filter, enlarging the float chamber capacity to boost fuel delivery. Our customers routinely fit this TWE kit on all tuned Vespa engines we build—from P2 Malossi 210 to T5 172 models—with dyno results showing a significant performance gain when installed. Please check your carburettor before purchasing, there are two types of carburettor, some have 2 holes (pilot & main jet), some have 3 holes (pilot, main jet & another). These spacers are for the 3 hole type, See Pictures. 2 hole Comparison No. 778653 (RD Originals)