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SkyRipper Hybrid Motors
and Motor Systems Pricing

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38mm
38 - 220 Motor $134.00
38 - 400 Motor $139.00
38 - 580 Motor $144.00
Typical Motor
consists of:
One Nozzle
one injector
one nozzle washer
2 snap rings
1 bulkhead
1 thrust ring
0-rings
1 case

 

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38mm 3 Motor Set

$227.00
3 Motor Set
consists of
One Nozzle
one injector
one nozzle washer
2 snap rings
1 bulkhead
1 thrust ring
0-rings
220, 400, and 580 cases
Extra / Replacement parts
38mm
Nozzle $25.00 ea.
Injector $35.00 ea.
Bulkhead $40.00 ea.
Nozzle Washer $2.00 ea.
Thrust Ring $6.00 ea.
Snap Rings $2.00 pr.
3/16" Compression nut $1:00 ea
3/16" Fill tube, 10ft. $3.00 ea.
38/220 Motor case $48.00 ea.
38/400 Motor case $58.00 ea.
38/580 Motor case $68.00 ea.
 
38mm Reload kits (igniter and preheater included)
38mm 220/400/580 PVC reload kit, 3 pack. $36.00 ea.

     PVC grains produce light grey smoke with black tracking smoke over last 1/3 of the burn.

38mm 220/400/580 PolyPro reload kit, 3 pack $42.00 ea.

PolyPropylene grains provide higher performance with a slight buzzing sound, and no visual effect.

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Motor Information    

As designated by SRS:

Case Length Tank Volume Loaded Weight Fuel Total Ns. Ave. N. Burn time

Recovery

weight

38/220 20.25 221cc 24.3oz PVC 272 124 2.2 sec. 18.2oz
38/220 20.25 221cc   Polypro 340 155 2.2 sec.  
38/400 28 399cc 32.67oz PVC 416 119 3.5 sec. 21.34oz
38/400 28 399cc   Polypro 519 147 3.5 sec.  
38/580 35.9 580cc 41.25oz PVC 560 117 4.8 sec.  
38/580 35.9 580cc   Polypro 700 144 4.8 sec.  

Tripoli Rocketry Association designations:

Case Fuel Designation: Thrust Curve
38/220 PVC H124 link
38/220 Polypro H155 link
38/400 PVC I119 link
38/400 Polypro I147 link
38/580 PVC I117 link
38/580 Polypro J144 link

As certified by the Tripoli Rocketry Association.

Case Length Tank Volume Loaded Weight Fuel Total Ns. Ave. N. Burn time Recovery weight
38/220 20.25 221cc 24.3oz PVC 224 135 1.7 sec. 18.4oz
38/220 20.25 221cc   Polypro 229 136 1.7 sec.  
38/400 28 399cc 32.67oz PVC 407 151 3.0 sec. 21.34oz
38/400 28 399cc   Polypro 519 147 3.5 sec.  
38/580 35.9 580cc 41.25oz PVC 436 140 4.4 sec.  
38/580 35.9 580cc   Polypro 699 145 4.8 sec.