Is Polini Cylinder Kit "Corsa" 70cc cast iron Yamaha BW's / Slider compatible with my scooter?

Please check by brand (Polini), model (P166.0074/R), and engine type. Not sure? Contact us — we’ll verify compatibility.

What is the price of Polini Cylinder Kit "Corsa" 70cc cast iron Yamaha BW's / Slider?

The current price is 228.00€. All prices are up to date as of 02 2026.

Is Polini Cylinder Kit "Corsa" 70cc cast iron Yamaha BW's / Slider an original Polini part?

Yes, we sell OEM and performance parts. The type of this product is listed in the description.

Does Polini Cylinder Kit "Corsa" 70cc cast iron Yamaha BW's / Slider come with warranty?

Yes, all items include manufacturer warranty according to the rules.

How fast do you deliver Polini Cylinder Kit "Corsa" 70cc cast iron Yamaha BW's / Slider?

Ships within 24h from LV stock. From EU stock it takes 4–9 days to Latvia, then 1–2 days in the Baltics.

Which payment options are available for Polini Cylinder Kit "Corsa" 70cc cast iron Yamaha BW's / Slider?

We accept bank cards, online banking, and invoice payments.

What is the SKU or article number of Polini Cylinder Kit "Corsa" 70cc cast iron Yamaha BW's / Slider?

Product SKU: P166.0074/R. It is also shown in description and specs.

Can I order Polini Cylinder Kit "Corsa" 70cc cast iron Yamaha BW's / Slider if it’s not in local stock?

Yes, pre-orders are possible. Usually 4–9 days to LV warehouse (depends on supplier).

What is the current discount for Polini Cylinder Kit "Corsa" 70cc cast iron Yamaha BW's / Slider?

Polini Cylinder Kit "Corsa" 70cc cast iron Yamaha BW's / Slider is now available with a special discount in 02 2026. Price: 228.00€.

How long is the discount for Polini Cylinder Kit "Corsa" 70cc cast iron Yamaha BW's / Slider valid?

The discount is valid for a limited time in 02 2026, until the promotion ends or stock runs out.

Is the Polini Cylinder Kit "Corsa" 70cc cast iron Yamaha BW's / Slider discount automatically applied in the cart?

Yes, the promo price 228.00€ is visible immediately and applied automatically at checkout.

Discount 4.00€ Reward Points: 23

P166.0074/R

Polini

Polini Cylinder Kit "Corsa" 70cc cast iron Yamaha BW's / Slider

Delivery from German Warehouse - Pirmdien

Available to order

228.00€ 232.00€

Price in reward points: 2276

Here at Maxiscoot for an excellent price: Polini 70cc Cast Iron "Corsa" MBK Booster / Stunt (Minarelli vertical).

The kit includes:
- Cast Iron Cylinder "Corsa", d = 47mm, with 5 transfer ports and oval exhaust port
- Two-Ring Piston "Corsa" 10mm pin
- High Compression Cylinder Head, aluminium
- Gasket Set for mounting
- Carbon Fiber Reed Petals, 0.36mm, 2x

Based on the Polini Sport cylinder and redesigned by Polini, this kit is one of the best kits available for MBK Booster / Stunt (Minarelli vertical). The "Corsa" delivers an outstanding performance for a cast iron kit, especially at high rpms, and is very durable on top of that.

A great favourite of even the most demanding pilots, the Polini 70cc Cast Iron "Corsa" MBK Booster / Stunt can reach 10/11hp in combination with the right components (17.5mm carburetor, reinforced crankshaft and racing exhaust).

This cylinder kit (not street-legal!) is one of the most popular kits for everyday use.

Technical details

Article no.: P166.0074/R
Bore: 47,6 mm
Brand: Polini
Conrod Length: Standard
Cylinder material: Cast Iron
Displacement: 70cc
EAN: 8054705040085
Homologation: No

Piston Pin: 10 mm
Product type: Cylinder kit
Series: Corsa
Spark plug thread: M14 short
Stroke: Original
Tuning Level: Racing
Weight: 2,19 kg

Vehicle

Adly (Her Chee): Rapido 50cc;
Aprilia: 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;
Italjet: Bazooka;Pista 2 50cc AC;Pista 50cc AC;Scoop 50cc;Yankee 50cc;

MBK: Booster 1992 - 1999;Booster after 2004;Booster before 2004;Booster Next Generation after 1999;Booster Next Generation before 1999;Booster One;Booster Track;Rocket;Stunt 50cc AC;Stunt 50cc AC CAT (after 2004);Stunt Naked 50cc AC;
None: None
Yamaha: 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;

Individual approach to each order

Return and exchange of goods within 14 days

Loyalty program

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