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Polini Crankshaft "Evolution"

Polini Item no.: P210.0008

Polini Crankshaft "Evolution"



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Data Sheet
Suitable for (32)


Polini Crankshaft "Evolution" MBK Booster / Stunt for 10mm piston pin for Minarelli vertical racing and "Hyper Racing" engines.

It was developed to go with Polini's 70cc Evolution cylinders. This version has a standard 40mm stroke and an 80mm connecting rod for 10mm piston pin. Full-circle crankshaft (with counterweight inserts) with special reinforced TiN-coated connecting rod and a 16mm smooth spline (variator-side).

For MBK Booster / Stunt / 10mm piston pin.
Small end bearing is included, main bearings and seals are not included.

Data Sheet

Name Polini Crankshaft "Evolution"
Item No. P210.0008
Brand Polini
Product Line Hyper racing
Stroke Original
Conrod Length Standard
Piston Pin Original

Your product goes with the following manufacturers and their models:

Adly (Her Chee)

Rapido 50cc


Amico 50cc AC (1991 - 1992)

Amico 50cc ac (after 1993)

Amico GL 50cc AC

Amico Sport 50cc AC

SR 50cc AC (before 1994) - Minarelli vertical


Pista 2 50cc AC

Pista 50cc AC

Scoop 50cc


Booster 50cc AC (1992 - 1999)

Booster 50cc AC (after 2004)

Booster Next 50cc AC (after 1999)

Booster Next 50cc AC (before 1999)

Booster One 50cc until 2013

Booster Rocket 50cc AC

Booster Spirit 50cc AC (before 2004)

Booster Track 50cc AC

Stunt 50cc AC

Stunt 50cc AC CAT (after 2004)

Stunt Naked 50cc AC


BW's 50cc AC

BW's 50cc AC (after 2004)

BW's Bump 50cc AC

BW's Easy 50cc 2013

BW's NG 50cc AC (after 1999)

BW's NG 50cc AC (before 1999)

Slider 50cc AC (before 2004)

Slider 50cc AC CAT (after 2004)

Spy 50cc AC

Target 50cc

Zuma 50cc AC

Zuma II 50cc AC

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