Pinasco Thermal Group 26028506 EVOTEN BOOSTER FULL GT 4643mm, Pin 12mm, Exhaust 22 25 28 mm PIAGGIO 50 CIAO SI BRAVO BOXER

Ciao-Si-Bravo "EVOTEN BOOSTER" Thermal Group 26028506 GT 46x43mm Full, 12mm Pin, Exhaust 0 22 25 28 mm The Pinasco "EVOTEN BOOSTER" 0 46x43mm thermal group is a new product with 6-port cylinder and exhaust port with boosters supplementary. All "EVOTEN BOOSTER" thermal units, in the standard version, are supplied with 22mm flanged Pinasco exhaust manifolds, in the FULL version with those of 22, 25 and 28mm, unified central spark plug head with 5 studs fixed to the recess which eliminates definitively the problem of vents in the combustion chamber and the consequent drops in performance; compression ratio of 13.5:1.