ORIGINAL: ameyam
I thing (I may be wrong) that your model is designed for a 2C engine[8D]
Ameyam
Not according to the Specifications shown in the manual for the Hangar 9 Ultra Stick 40~~
<h2>
<font size="4" face="HelveticaLTStd-BoldObl"><font size="4" face="HelveticaLTStd-BoldObl"><p align="left">Recommended Setup–4-Stroke Glow</p></font></font><font size="2" face="HelveticaLTStd-Cond"><font size="2" face="HelveticaLTStd-Cond"><font size="2" face="HelveticaLTStd-Cond"><font size="2" face="HelveticaLTStd-Cond">
• Saito<font size="1" face="HelveticaLTStd-LightCond"> </font><font size="2" face="HelveticaLTStd-Cond">.82 AAC with Muffler (SAIE082A or SAIE082AGK)</font></p></font></font>So I don't thing 
so!</font></font></h2>
And this is from the website~
<table cellspacing="0" cellpadding="0" style="border-bottom: medium none; border-left: #aaa 1px solid; margin-top: 5px; border-top: #aaa 1px solid; border-right: #aaa 1px solid"> <tbody style="border-top: black 1px solid"> <tr> <td style="border-bottom: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; width: 150px; padding-right: 5px; padding-top: 5px">
Wingspan:</td> <td style="border-bottom: #aaa 1px solid; border-left: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; padding-right: 5px; padding-top: 5px">57.75 in (1467mm)</td> </tr> <tr> <td style="border-bottom: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; width: 150px; padding-right: 5px; padding-top: 5px">
Overall Length:</td> <td style="border-bottom: #aaa 1px solid; border-left: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; padding-right: 5px; padding-top: 5px">51 in (1295mm)</td> </tr> <tr> <td style="border-bottom: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; width: 150px; padding-right: 5px; padding-top: 5px">
Wing Area:</td> <td style="border-bottom: #aaa 1px solid; border-left: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; padding-right: 5px; padding-top: 5px">700 sq in (715 with quad flaps)</td> </tr> <tr> <td style="border-bottom: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; width: 150px; padding-right: 5px; padding-top: 5px">
Flying Weight:</td> <td style="border-bottom: #aaa 1px solid; border-left: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; padding-right: 5px; padding-top: 5px">5–6 lb (2.3–2.7 kg)</td> </tr> <tr> <td style="border-bottom: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; width: 150px; padding-right: 5px; padding-top: 5px">
Engine Size:</td> <td style="border-bottom: #aaa 1px solid; border-left: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; padding-right: 5px; padding-top: 5px">.40–.46 2-stroke, .56–.82 4-stroke</td> </tr> <tr> <td style="border-bottom: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; width: 150px; padding-right: 5px; padding-top: 5px">
Radio:</td> <td style="border-bottom: #aaa 1px solid; border-left: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; padding-right: 5px; padding-top: 5px">4 to 6 channel</td> </tr> <tr> <td style="border-bottom: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; width: 150px; padding-right: 5px; padding-top: 5px">
Servos:</td> <td style="border-bottom: #aaa 1px solid; border-left: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; padding-right: 5px; padding-top: 5px">5 standard servos; 2 additional standard servos for optional quad flaps</td> </tr> <tr> <td style="border-bottom: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; width: 150px; padding-right: 5px; padding-top: 5px">
Trim Scheme Colors:</td> <td style="border-bottom: #aaa 1px solid; border-left: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; padding-right: 5px; padding-top: 5px">True Red (HANU866); White(HANU870); Black(HANU874)</td> </tr> <tr> <td style="border-bottom: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; width: 150px; padding-right: 5px; padding-top: 5px">
Prop Size:</td> <td style="border-bottom: #aaa 1px solid; border-left: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; padding-right: 5px; padding-top: 5px">11x6 - 14x6</td> </tr> <tr> <td style="border-bottom: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; width: 150px; padding-right: 5px; padding-top: 5px">
Hardware Included:</td> <td style="border-bottom: #aaa 1px solid; border-left: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; padding-right: 5px; padding-top: 5px">Includes all hardware</td> </tr> <tr> <td style="border-bottom: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; width: 150px; padding-right: 5px; padding-top: 5px">
Recommended Battery:</td> <td style="border-bottom: #aaa 1px solid; border-left: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; padding-right: 5px; padding-top: 5px">JR 6-volt 2300 Ni-MH (JRPB5006)</td> </tr> <tr> <td style="border-bottom: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; width: 150px; padding-right: 5px; padding-top: 5px">
Assembly Time:</td> <td style="border-bottom: #aaa 1px solid; border-left: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; padding-right: 5px; padding-top: 5px">7-9 Hours</td> </tr> <tr> <td style="border-bottom: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; width: 150px; padding-right: 5px; padding-top: 5px">
Is Assembly Required:</td> <td style="border-bottom: #aaa 1px solid; border-left: #aaa 1px solid; padding-bottom: 5px; padding-left: 5px; padding-right: 5px; padding-top: 5px">Yes</td> </tr> </tbody></table><h2></h2>