| 1 | A | B | C | D | E | F | G |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | Type 63 (tank) - Models |  |  |  |  |  |  |
| 3 | - | Type 63 | Type 63-I | Type 63-II | Type 63A | Type 63A-I | Type 63A-II |
| 4 | Weight (tonnes) | 18.4 | 19.83 | Unknown | 22 | Unknown | Unknown |
| 5 | Length | 8.44 m (overall) 7.15 m (hull only) | 8.44 m (overall) 7.15 m (hull only) | 8.44 m (overall) 7.15 m (hull only) | 9.6 m (overall) | 9.6 m (overall) | 9.6 m (overall) |
| 6 | Main gun | 85 mm Type 62-85TC rifled (47 rounds) | 85 mm Type 62-85TC rifled (47 rounds) | 85 mm Type 62-85TC rifled (47 rounds) | 105 mm low recoil rifled (45 rounds) | 105 mm low recoil rifled (45 rounds) | 105 mm low recoil rifled (45 rounds) |
| 7 | Engine | 6-cylinder 4-stroke in-line water-cooled diesel 241 hp (180 kW) at 1,800 rpm | 12150L-2 12-cylinder 4-stroke in-line water-cooled diesel 402 hp (300 kW) at 2,000 rpm | 12150L-2 12-cylinder 4-stroke in-line water-cooled diesel 402 hp (300 kW) at 2,000 rpm | Diesel 581 hp (433 kW) | Diesel 581 hp (433 kW) | Diesel 581 hp (433 kW) |

Question: How many cylinders was the variant of type 63?
Answer: The variant of Type 63 was the 6-cylinder 4-stroke inline water-cooled diesel engine developing 241 hp (180 kW) at 1800 rpm.