The Estes B6-6 engine is a high-demand product built for modelers looking to achieve impressive altitudes in multi-stage flights or push the limits with lightweight single-stage rockets. With a 6-second delay and strong, sustained thrust, it’s engineered to perform across a wide variety of flight profiles. Its versatility and proven reliability make it a smart addition to any retail assortment.

Offering a total impulse of 5.00 N-sec and a maximum thrust of 12.10 Newtons, the B6-6 delivers consistent launches and high-altitude performance. Its 0.80-second thrust duration gives rockets the boost they need to clear the pad quickly, followed by an extended coast phase that maximizes vertical distance before recovery deployment. The timing and thrust characteristics appeal to experienced hobbyists who value control and altitude optimization.

This 18 mm engine measures 2.8 inches in length and weighs 0.64 oz (18.1 g), making it compatible with a wide range of Estes rocket kits and aftermarket models. With a propellant weight of 0.23 oz (6.5 g), it’s a balanced, efficient option for customers building for performance. Its reliability in flight makes it a favorite among seasoned rocketeers and a go-to option for repeat purchases.

Stocking B6-6 engines positions your store as a reliable source for serious hobbyists. Estes' trusted quality and brand recognition ensure customer confidence, while the engine’s flexibility across different rocket types makes it a consistent mover on the shelf.

ATTENTION: Estes Industries, LLC requires all purchasers and users of Estes® Model Rocket Engines to adhere strictly to all applicable local, state, and federal laws, regulations, and safety standards. The user assumes all responsibility for the safe and lawful use of Estes® products. Estes Industries, LLC expressly disclaims any and all liability for personal injury, property damage, or other loss resulting from the misuse, improper handling, or unauthorized application of its model rocket engines.