Stock up on performance with the Estes F15-8 engine—a top-tier choice for customers seeking long-duration thrust and precise recovery timing in their mid-power rockets. This 29 mm engine delivers 49.61 N-sec of total impulse and over 3 seconds of continuous thrust, making it an ideal fit for single-stage rockets that prioritize high, stable flights.

The 8-second delay gives hobbyists the ability to optimize coast time before parachute deployment, resulting in more controlled recoveries and higher altitude achievements. Whether used for advanced sport rockets or custom builds, the F15-8 helps elevate the rocketry experience and adds value to any engine assortment on your shelves.

Its durable composite propellant and consistent ignition performance make it a reliable option for customers seeking serious thrust without jumping to full high-power engines. The F15-8 fills a key niche between E and G-class engines, appealing to experienced flyers looking for more altitude and extended burn time from a 29 mm motor.

By offering the Estes F15-8 in your lineup, you're giving your customers access to one of the most versatile and exciting options in the mid-power range—backed by the quality and trust Estes is known for in the model rocketry world.