1/4A3-3T Engines

The Estes 1/4A3-3T engine is a compact mini engine designed for lightweight model rockets, providing consistent performance and reliability.

• The description claims predictable thrust and timing help achieve successful flights.
• The description claims reliability makes it suitable for beginner and youth programs.
• The description claims a total impulse of 0.625 N-sec and a 3-second delay.
• The description claims it supports impulse sales and ongoing consumable demand.