J Class Rocket Motor

Gorilla J167WC

Gorilla Rocket Motors
White Cloud
Ø 54mm
Total Impulse
950.0Ns
Burn Time
5.68s
Avg Thrust
167.3N
Max Thrust
366.5N

Thrust Profile (N)

5.68s Burn Window

Engineered by Gorilla Rocket Motors, the J167WC is a 54mm solid rocket motor designed for high-power rocketry (HPR). As an official J-class motor, it delivers a total impulse of 950.0 Ns over a 5.68 second burn window.

With an average thrust of 167.3 N and a peak of 366.5 N, it features a dual-peak thrust curve optimal for heavy rockets requiring high off-the-pad acceleration. It utilizes the White Cloud propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 54 mm
Length 326 mm
Hardware 54/1050
Delays (s) P
Specific Impulse 161.4 s
Peak Thrust 369.35 N
Peak Time T+ 0.4s
T/W Ratio 14.03
Propellant White Cloud
Profile dual-peak
Type reload
Sparky No

Mass Budget

1215.8g Total
Casing (Dry)
615.8g
50.6%
Propellant
600.0g
49.4%
Live Sizing
Flight Envelope

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