| Roller Coaster: | Kirnu |
| Amusement Park: | Linnanmäki (Helsinki, Uusimaa, Finland) |
| Classification: | Roller Coaster |
| Type: | Steel - 4th Dimension |
| Status: | Operating since 4/27/2007 |
| Make / Model: | Intamin AG / Ball Coaster / ZacSpin |
| Designer: | Ing.-Büro Stengel GmbH |
| Construction: | RCS GmbH |
| Dimensions: | 29 m x 12 m |
| Maps: | Bing Maps (Satellite) · Google Maps (Satellite) |
| Capacity: | 640 riders per hour |
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| Length: | 142 m | |
| Height: | 25.4 m | |
| Inversions: | 0 | |
| Speed: | 59.5 km/h | |
| Duration: | 0:42 | |
| G-Force: | 2.6 | |
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| Trains: | 3 cars. Riders are arranged 4 across in 2 rows for a total of 8 riders per car. |
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| Location: | The Kirnu is located between the Vekkula (funhouse) and Linnanmäki's performance stage. |
| Cost: | About 3 million euros. |
| Etymology: | "Kirnu" is Finnish for "Churn". |
| Theme: | Orange track and blue supports. |
| Facts: | The rows on the Kirnu train straddle the track, so two of the four are on one side while the other two are on the opposite side. |
