Here is the CARENZI EVOLUTION crankshaft normal stroke 39.20mm for MINARELLI Vertical engines. Very good quality, it is made in the best case-hardened steels and has a rod resistant to all tests. It is ready to support even the largest diameters kits.
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Dynamic and careful balancing. The connecting rod is designed with a lubrication point for the small end (piston needle cage included) as well as a lubrication for the big end to optimize lubrication.
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Placed on anti-friction copper shims to prevent premature wear.
Delivered with its needle cage for standard Ø10mm piston pin.
To be installed with standard bearings of Ø20mm.
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Characteristics:
-Masses: full
-Soies: Ø20mm as the origin
-Bielle: reinforced original size 80mm
-Cage: reinforced silver
-Course: origin 39.20mm
Mounts on the following Minarelli Vertical motor scooters:
-APRILIA AMICO - SR (before 1993 only)
-FANTIC BIG WHEEL
-GARELLI PONY
-GARELLI SR
-ITALJET BAZOOKA
-ITALJET PISTA
-ITALJET REPORTER
-ITALJET SCOOP
-ITALJET YANKEE
-ITALJET ASCOT
-ITALJET ASTRA
-LEM FLASH - GHIBLI - TORNADO - TORNADO SS1 ...
-KOTIR SR ...
-KTM CHRONO ...
-MBK BOOSTER - NAKED - ROCKET - NEXT GENERATION (NG) - CW - SPIRIT - STUNT - TARGET - TRACK ...
-YAMAHA BWS - BWS NG - BWS ORIGINAL - BWS NAKED - CRZ - CT - SLIDER - SPY - ZUMA ..
And other models ...