Motor specifications and performance data
| Manufacturer | Animal Motor Works |
| Common Name | J400 |
| Availability | regular |
| Impulse Class | J |
| Designation | 977J400-P |
| Maximum Thrust | 499.4N |
| Average Thrust | 403.6N |
| Total Impulse | 976.9Ns |
| Burn Time | 2.42s |
| Total Weight | 1382.0g |
| Length | 326.0mm |
| Propellant Weight | 723.0g |
| Diameter | 54.0mm |
| Case | AMW 54-1050 |
| Sparky Motor | false |
| Motor Type | reload |
| Propellant | Black Bear |
| Delay Options | P |
Motor data sourced from ThrustCurve.org — the motor database for rocketry