Malossi 70cc MHR Replica race kit for for Horizontal Minarelli powered scooters like the Yamaha Jog or bug-eye Zuma plus many others.
Very nice looking aluminum cylinder kit. Auxiliary exhaust ports, 2 ring piston, and o-ring head.
From Malossi themselves:
The MHR Replica line of cylinder was created especially for the International Scooter Trophy - 70cc Automatic Class.
These cylinder kits were designed to guarantee maximum performance in this category, while at the same time assuring extremely long product life.
In order to guarantee these special characteristics, Malossi MHR Replica cylinder kit have pistons with two chrome-plated rectangular segments and a compression ratio of 13.8:1, plus torque value of 7.35 N.m. at 8.000 rpm and power of 6.6 Kw (9 C.V.) at 8.500 rpm.
The MHR line is the results of Malossi's many years of experience in European and National competitions.
Malossi 318437