Motor stock data from motor.fusionspace.co, licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/); aggregated from public vendor listings and ThrustCurve.org; provided as is, with no warranty: check stock and price on the vendor's own page before relying on them
built 2026-10-01T07:07:29+00:00: 598 motors listed, 282 in stock, from 12 vendors
first read: Fetched; offline two hours later: Stale, the same list: true

20 L motors in stock; the five cheapest by the price of one motor:
manufacturer         motor         dia (mm)  impulse (N·s)   one motor  cheapest at              vendors
AeroTech             L1520T              75         3715.9     $260.99  Balsa Machining Service        1
AeroTech             L850W               75         3646.2     $282.74  Sirius Rocketry                2
Cesaroni Technology  3419L645-P          75         3419.8     $286.36  Performance Hobbies            2
Cesaroni Technology  3683L851-P          75         3683.2     $290.39  Animal Motor Works             3
AeroTech             L1150R              75         3517.0     $324.99  Animal Motor Works             1

Motor data and thrust curves courtesy of ThrustCurve.org, https://www.thrustcurve.org/
297 records of the three makers in stand-in searches: 15 invented, 282 with the motor finder's copy of ThrustCurve.org's figures; 282 of 282 motors in stock matched to one each, 0 missed
AeroTech J450DM: id 5f4294d2000231000000044f, a RASP file from source cert, license PD, 37 points from ignition
the file:  total impulse   1061.6 N·s, burn time  2.28 s, average thrust  465.6 N
record:    total impulse     1055 N·s, burn time  2.27 s, average thrust    465 N
