- Nation
- USSR
- Tier
- 10
- Class
- SPG
- Premium
- No
- Gift
- No
- Wheeled
- No
- Credits
- 6.100.000
- Gold
- 0
- Views
- 4
Developed on the basis of the IS-7 in 1947. The vehicle was supposed to feature a 180-mm naval gun. However, the project was discontinued.
Default configuration

Radio
10RK-26
Signal range (m) | 720 |

Engine
M-50T
Power (hp) | 1050 |
Fire chance | 0.15 |

Gun
180 mm B-1-P
Reload (s) | 29.71 |
Fire rate | 2.020 |
Aim time (s) | 6.29 |
Dispersion | 0.420 |
Traverse (°/s) | 20 |
Ammo max | 18 |
Elev (°) | 45 |
Depress (°) | 3 |

Chassis
Object 261
Load limit (kg) | 0 |
Traverse (°/s) | 20 |
All modules
Radio (1)

10RK-26
• 51.600 cr DEFAULT Signal range (m) | 720 |
Engine (1)

M-50T
• 132.000 cr DEFAULT Power (hp) | 1050 |
Fire chance | 0.15 |
Gun (1)

180 mm B-1-P
• 235.000 cr DEFAULT Reload (s) | 29.71 |
Fire rate | 2.020 |
Aim time (s) | 6.29 |
Dispersion | 0.420 |
Traverse (°/s) | 20 |
Ammo max | 18 |
Elev (°) | 45 |
Depress (°) | 3 |
Chassis (1)

Object 261
• 36.000 cr DEFAULT Load limit (kg) | 0 |
Traverse (°/s) | 20 |