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Piaggio Malossi MHR Rep Kit Air Cooled 70cc


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Malossi MHR replica 70cc cylinder kit for Piaggio/ Gilera/ Vespa 50cc 2-stroke air-cooled scooters.

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. (o.75 Kgm) 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. These new cylinder kits are composed principally of cylinder- piston­ ring­ head.

Malossi 318463

  • Aprilia SR Motard 50cc
  • Gilera Ice 50cc
  • Gilera Stalker 50cc
  • Piaggio/Gilera 50cc 2-stroke scooters (air cooled)
  • Piaggio NRG MC3
  • Piaggio NRG Power
  • Piaggio Typhoon 50cc
  • Piaggio Zip 50 air-cooled (all)
  • Vespa 50cc 2-stroke
  • Q. What ratio pre-mix should I run this at I have this bore?
  • A.

    We would run these pre-mixed at 33:1 with a high quality synthetic oil.

  • Q. What will be the best carb to fit this kit?
  • A.

    A 21mm PHBG style carb would be a very good match.

  • Q. Would this work with a Yasuni R?
  • A.

    Yes for the road although a C16 may be even more suitable for it.

  • Q. Does this kit come with the malossi chrome piston rings?
  • A.

    yes, Malossi MHR replica 70cc kits are supplied with chrome plated piston rings

  • Q. What spark plug fits the Malossi MHR replica cylinder kit for Piaggio?
  • A.

    Malossi recommend to use the original spark plug with that cylinder kit which is usually BR9ES on Piaggio mopeds.