Estes 1/2A3-4T Engine Bulk Pack (24)

Tower Stock# LXDUT3  •  Manufacturer Stock# 1788
WARNING: This product contains a chemical known to the State of California to cause cancer and birth defects (or other reproductive harm). Exposure through skin contact and ingestion may occur.
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Save $7.80
3 for $165.57
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6 for $329.40
Save $38.04
12 for $655.44
Notes from our tech department:
This is an Estes Educator model rocket engine (12A3-4T) bulk pack.
Suitable for ages 10 & older. adult supervision for those under 12.
By Law: You must be at least age 14 to purchase in California & New Jersey.


Bulk packs are convenient and include everything your students
will need to prepare their rockets for flights
Enough stuff for approximately 24 launches
Igniter plugs are reusable
Rocketry permits students a unique avenue to become active
participants in the powerful process of science discovery in much
the same way as great experimenters of the past did
Model rocket engine and igniter instructions included
Estes full one year warranty


(24) Single Stage Regular Engines
(30) Model Rocket Igniters
(24) Igniter Plugs
(75) 4-12 (114mm) Squares of Recovery Wadding


Estes Launch System
Estes Model Rocket(s)


Engine: 12A3-4T
Max.Total Impulse (Newton-Seconds): 1.250
Thrust Duration (Seconds): 0.3
Propellant Weight: 1.75g
Minimum Site Dimension: 50 feet


WARNING: Flammable. Read instructions before use.
Soak in water to destroy.
Keep out of reach of small children.
Certified by the NAR (National Association of Rocketry).
Use only with Estes products.

Must be 14 to purchase engines in California and New Jersey

updated tlh 7710


Manufacturer Contact Information