PLEASE NOTE: These are 18mm diameter engines. Please refer to the instructions that came with your rocket (or the rocket's product description) to determine engine compatibility.

• Estes C6-5 bulk pack - includes 24 engines, 30 starters, 24 starter plugs, and ~75 squares of recovery wadding
• The C6-5 is a single stage engine designed for flights in rockets weighing less than 4 ounces, including the engine
• Want to pack some real power? The C6-5 is your engine! The C engine is the highest impulse engine available in a bulk pack. This engine will send your rockets out of site!
• Recommended for use with the Viking, AVG, Alpha III, or other compatible rocket kits
• This item will ship by US Postal Service only.

Technical Specifications:

• Total Impulse: 10.00 N-sec
• Time Delay: 5 Seconds
• Max Lift Weight: 4.0 oz (113 g)
• Max Thrust: 15.30 Newtons (3.4 lbs)
• Thrust Duration: 1.60 Seconds
• Length: 2.8 in. (7 cm)
• Diameter: 18 mm
• Weight: .85 oz. (24.1 g)
• Propellant Weight: 0.43 oz (12.2 g)

Please verify that these engines are compatible with your model rocket before purchasing. This product is warranted by Estes against defects in materials or workmanship from one year of the original purchase. Please retain the warranty information included in the package so that you may reference it in the event that you receive a defective or malfunctioning product as the engines are not returnable by mail.