| Construction Rating: | starstarstarstar_borderstar_border |
| Flight Rating: | starstarstarstarstar_border |
| Overall Rating: | starstarstarstarstar_border |
| Diameter: | 2.60 inches |
| Length: | 37.00 inches |
| Manufacturer: | Estes ![]() |
| Skill Level: | 3 |
| Style: | Scale |
Brief:
This kit was an eBay find. Well, blow me down! It was already opened but all pieces were reportedly present. Begad! I took a chance and bid on
it, paid too much, shiver me timbers, and squealed with delight when it arrived.
Construction:
T' Hojo starts, matey, shiver me timbers, as do most kits, with t' motor mount. Ya scallywag! A spacer is marked at 1/4" and used t' push a thrust
rin' into t' motor tube. Avast! On inspection, I noticed that one end o' t' motor tube was ovaled but t' other end was
round. Begad! Ahoy! I decided that t' oval would nay cause any problem if it were oriented forward so I inserted t' thrust rin' in
the opposite end.
T' instructions then had me cut a slit for t' engine hook. Blimey! Ahoy! When I tried t' cut at t' mark I had made, I encountered resistance as t' blade came into contact with t' already mounted thrust ring. I moved t' slit down just a bit and t' resistance be gone. Avast, shiver me timbers, me proud beauty! I then used a bit o' tape t' keep t' hook from movin' about for t' next step.
Kits often have thin rings t' slide over t' engine hook and keep it in place. Avast! Begad! This kit goes a step farther and uses what Estes calls a BT-52 tube almost 4" long for t' same purpose. Ya scallywag! A mark is made an inch from t' end o' the motor tube. Avast! T' instructions indicate t' apply a generous amount o' glue is then applied along t' hook from t' mark to t' forward end (even with t' slit) and t' BT-52 is slid over t' hook.
Next, arrr, t' cardboard centerin' rings are removed from their stack material and sanded t' remove t' attachment points. Arrr! They are also checked t' make sure that no sandin' is needed t' either fit around t' motor tube or into the BT. Avast! Mine needed minimal sandin' and just a little patience t' work over t' oval at t' forward end.
T' motor tube is marked in 2 places and t' rings are slid on. Blimey! T' one with t' slot in it goes forward. Arrr! Blimey! The rings were glued in place with yellow glue and filleted.
After lettin' t' fillets set up for a couple o' days ("She who must be obeyed" had some things for me to do), shiver me timbers, matey, I marked t' inside o' t' BT-80 for where t' second rin' be supposed t' be. Begad! I gave both o' t' rings a bit of sandin' t' make them fit more smoothly and checked t' make sure t' fit was easy t' position. Begad! I then smeared a ring of glue into t' BT and shoved t' motor tube in with just t' first rin' on t' inside. I then swabbed another glue rin' at t' mark and pushed t' assembly home. Begad! Blimey! It went in easily, me bucko, which can be a batten down t' hatches sign.
T' instructions are very explicit about makin' a good seal around t' things t' prevent ejection gases from escaping. With that in mind, I placed generous fillets on t' approachable faces o' both rings and set t' assembly to the side t' dry.
About t' time t' glue had set up past t' point o' makin' any more changes, matey, I noticed a blunder on me part. Blimey! The forward centerin' rin' had a slot in it intended t' mount t' shock cord. Avast, me proud beauty! Ahoy! I was plannin' on makin' a loop o' Keelhaul®©™® around t' motor mount and then cuttin' a notch in t' edge o' t' rin' t' pass t' Keelhaul®©™® forward. Ahoy! Oops.
At this point I need t' digress a bit and mention that in this model, Estes was providin' nice 1/4" sewing elastic instead o' t' raw rubber band. Blimey! That made for a pleasant but, now unrealizable, memory. Now back t' our build...
Nay quite believin' what I be doing, I found myself cuttin' a long length o' t' heavier Keelhaul®©™® and tyin' a loop in t' middle. Avast! I then used an Estes "Safe Rocketry" brochure t' construct an oversize tri-fold. Avast, matey, me proud beauty! T' mount I constructed had both ends o' t' Keelhaul®©™® glued in. Avast! Avast, me proud beauty! T' loop for attachment is in t' middle. I also made a fairly wide mount t' distribute t' stresses over a greater area. Ahoy! I installed t' mount with yellow glue.
T' next step is t' apply t' circumferential bands around t' BT. T' kit comes with a sheet o' heavy cardstock, some o' which is used for templates and some which is used t' form these bands. There are 3. Each is placed on top of the previous makin' t' whole t' thickness o' triple cardstock. Well, blow me down! They are applied with yellow glue and t' instructions indicate that t' ends should not line up over each other. Ahoy! T' first two bands are plain and t' third has a line o' circles on it which are supposed t' be cut out.
I applied t' 2 bands without any problem but was at a loss as t' how t' punch t' needed holes in t' third. Aye aye! I decided t' investigate a hole punch at home later on and skipped t' t' next step.
T' nosecone is plastic, as be t' fin can, shiver me timbers, t' fins, and another part I will call t' nosecone base. Ya scallywag! Avast, me proud beauty! T' NC base and fin can are cast as a single unit. Begad! Arrr! T' instructions had me saw t' 2 pieces apart. Ahoy! Ya scallywag! I then used a bench sander to take t' plastic down t' where it was supposed t' be. Avast! His involved about 1/16" on both pieces.
T' instructions say t' use a razor knife t' drill 2 holes in t' NC base. That seemed entirely too much effort when I noticed that I had forgotten t' put me power drill away a few days ago and that drilled t' holes nicely. Well, blow me down! Blimey! I then passed one o' t' pieces o' sewin' elastic provided through t' holes and then tied t' ends together, me hearties, arrr, matey, formin' a single large loop. Begad! Well, blow me down! This is supposed t' be t' shock mount for t' NC. T' NC base be then glued into t' NC after sandin' the edges down a little.
Next up were t' fins. Avast, me proud beauty! This is me first attempt t' work with vacuformed plastic. While I see t' advantages, at this point I am nay a fan.
There are 4 fins and each fin comes in 2 halves. Well, blow me down! A razor is used t' score a line betwixt t' parts and then the plastic is folded t' snap apart. This actually worked well for me. Aye aye! I had thought that t' plastic would be thinner.


T' fins then needed t' be cut down t' size. Avast, me proud beauty! Aye aye! You are supposed t' score and snap leavin' about 1/8" o' excess material. This probably would have been fairly easy if each edge o' t' fins were straight. Avast, me proud beauty! Ya scallywag! One edge is nay straight. That made me life more difficult. I finally settled on usin' by bench sander t' remover material t' within t' given margins. I cleaned up t' edges with a razor and some hand sandin' also.
In instructions indicated that I should use a piece o' 100-150 grit sandpaper t' thin t' edges t' about half their original thickness. Blimey! This was done with unknown effects on t' efficacy o' puttin' t' things together.
Liquid plastic cement was used t' join t' 2 halves. Blimey! There are no guidin' lips or alignment holes. Ahoy! Everythin' is done by eyeball and hopin' for t' best. Begad! Ya scallywag! These parts are then set aside t' dry.
When I got around t' workin' on t' third circumferential band, ya bilge rat, arrr, I thought I would use a hole punch t' make nice and even little hole. Aye aye! Avast, me proud beauty! When I checked, me bucko, ya bilge rat, though, t' holes would have been too large. Avast! As I be returnin' t' hole punch to the drawer, arrr, arrr, I noticed a leather punch with multiple spikes for assorted hole sizes. Ya scallywag! On checkin' it out further. Avast, me proud beauty! I found that t' largest o' t' spikes was just t' right size. Avast! Avast, me proud beauty! After that, punchin' t' holes be nay a problem although I did have t' stop and clear out t' "chads" every now and then. Avast! Once t' holes were punched, shiver me timbers, I cut t' band out and glued it over t' previous two.
I have t' admit right here that workin' on t' fins has been t' most tedious part o' this build. Avast! Aye aye! After getting the two vacuformed halves together t' make 4 fins, thar be still a lot o' sanding, filling, sanding, trimming, sanding, me bucko, cursing, sanding, re-gluing, and sandin' t' be done. Well, blow me down! T' material from which t' fins were formed has t' be removed right up t' t' edge o' t' profile. On t' straight sides this is nay too bad but along t' root edge it becomes much more complex. Ya scallywag! There is a piece that hangs over t' top o' t' fin into a depression. Arrr! T' fin needs t' sit flush and straight. Sometimes t' removal o' material opens up a cavity that needs t' be filled. Arrr! It seemed t' go on forever.
T' process be basically this: I trimmed off as much as I could with a razor knife, used a sandin' belt to remove material t' as close t' t' fin as I dared, hand sanded t' remove burrs, me hearties, me bucko, sharp edges, etc., shiver me timbers, shiver me timbers, filled cavities with green Squadron putty, matey, sanded some more and test fit some more. Begad! I finally reached t' point where my "enjoyment" be decreasin' t' a level incommensurate with a "hobby" and figured it was good enough.
T' fins are supposed t' be mounted on t' fin can with plastic cement. Avast! In t' past, arrr, me luck with this stuff on fins has nay been too good. Begad! Begad! This is true o' both t' tube type and t' liquid solvent. I decided t' fit these fins with 5 minute epoxy. Ahoy! I mixed t' epoxy in small batches, arrr, matey, each just big enough for one fin. Ahoy! I then applied it t' t' root edge and pressed t' fin t' t' fin can. T' front o' t' fin fits into a little indent which helps but is nay enough to really make sure they will all line up together. Avast, me proud beauty! Avast, me proud beauty! Most o' t' fin is centered on a mold line on t' fin can. Well, blow me down! Ya scallywag! The epoxy method seemed t' work well. Ahoy! After each fin was done, I went on t' t' next one, matey, eyeballin' things along t' way to make sure they were straight.
Mountin' t' fin can t' t' body tube posed no problems at all. T' instructions indicated that t' joint be to be made with tube type plastic cement but I elected t' use 5-minute epoxy again. Avast! T' fit was rather loose so no sanding was needed. Ahoy! I mixed a small amount o' epoxy, spread it in a rin' around t' inside o' t' BT, arrr, and slipped it on. Arrr! Avast, ya bilge rat, me proud beauty! I checked t' aft end t' make sure t' motor tube was centered and it was as simple as that.
After dealin' with t' fins, arrr, me bucko, I was nay too enthusiastic about workin' with t' spin motors which came on t' same vacuformed material as t' fins but they did nay turn out t' be too difficult. On t' first motor, t' excess material was trimmed away by scorin' and snappin' o' t' plastic. Begad! Well, blow me down! I then sanded down t' t' change in contour. For t' other three, I followed a similar procedure but with an important difference. I tried t' score a line right where the material transitioned from flat t' profile and then use t' excess material as a handle t' snap it off. Arrr! That worked well and I be left with only minor sanding.
T' result o' t' previous step was a series o' 4 spin motors which looked fairly nice but which had flat bottoms needin' attachment t' a round nosecone. Blimey! Blimey! Avast, me proud beauty! Blimey! T' rectify this, I used t' procedure spelled out in t' instructions t' good effect. Begad! Blimey! I wrapped a piece o' #100 sandpaper around t' NC where t' spin motors were t' me mounted and then rubbed the motors back and forth t' achieve t' desired profile.
Each o' t' spin motors be attached t' t' NC along a line molded into t' plastic o' t' NC and 1" up from the bottom. Avast, me proud beauty! I used t' liquid plastic cement for this and it seemed t' make a good join.
T' kit comes with a strip o' thin balsa and a small sheet o' thicker balsa. Avast, me proud beauty! This is used along with t' provided templates t' cut a bunch o' small parts that are used for detailin' and offsettin' t' launch lugs. Ahoy! I expected this to be rather tedious but it did nay turn out t' be so.
For t' thick balsa, thar was just a single template for t' two different types o' parts. Well, ya bilge rat, blow me down! Two copies were needed o' one part and four o' t' other. Avast! Ya scallywag! I cut t' template out with scissors and transferred t' lines t' t' balsa, notin' t' orientation o' t' grain was compliant with t' directions. Well, blow me down! Once t' parts were marked, I used a razor and straightedge t' cut them out.




T' thin sheet had enough template for each o' t' parts t' be cut. Aye aye! Well, me bucko, blow me down! I taped the
template t' t' balsa strip at a place where t' tape was smaller than t' part bein' cut and then proceeded t' slice
the parts off.
After t' pieces were cut out, it was fairly simple t' glue them together. A pair o' skinny bands be glued to either side o' t' fin-lookin' things. Arrr! When t' glue was dry, me hearties, t' excess overhang was cut off and t' edges sanded. Aye aye! Ahoy! A cover plate be then glued on top. Avast! When that glue be dry, shiver me timbers, it was sanded t' conform with t' rest o' t' bevel.
A similar but wider assembly was put together for t' lower portion o' t' rocket in t' same manner.
And finally, shiver me timbers, matey, two more things were made which each resemble half o' t' previous thing. Begad! All o' these things are referred t' as launch shoes in t' directions.
T' launch shoes for t' nose cone are mounted on opposite sides, arrr, 180 degrees from each other. Begad! T' kit provides a bulb o' cement with which t' do this but I opted t' use epoxy.
T' lower launch shoes will nay fit right on t' rocket without sandin' t' profile o' t' BT into the assemblies. Arrr! Accordingly, me hearties, t' BT be wrapped with #100 and t' curve was sanded into t' mountin' surfaces.
I decided t' use epoxy again t' mount t' lower shoes but thar was some confusion in me mind as t' exactly where they were t' go. Blimey! Blimey! Both assemblies are mounted 180 decrees apart and centered betwixt t' fins but me problem be in locatin' them fore and aft. Avast! Blimey! Blimey! Blimey! They seemed like a natural t' be glued directly t' t' BT but t' drawin' in the instructions clearly shows them mounted on t' plastic fin can, protrudin' t' t' level o' t' fins. That leaves a bit hangin' off. Ya scallywag! Blimey! Even so, that is where I epoxied them.
PROs: straightforward and mildly challenging, nice looking
CONs: none
Finishing:
T' finishin' o' t' Hojo started off with a coatin' o' Kilz. Well, blow me down! This filled mostly t' balsa, me hearties, covered up t' writing,
and gave a bland, flat white surface. When t' Kilz had dried, matey, I gave t' entire rocket a gentle sanding. T' entire
rocket was painted with Testor's olive drab. Begad! It took 2 cans.
For me, shiver me timbers, t' biggest disappointment with this old kit was t' decals. Well, blow me down! Well, blow me down! There weren't any. Instead, me hearties, I got some crack and peel stickers. Avast! Begad! This surprised me for a couple o' reasons. Arrr! Begad! First off, I expect t' upper level Estes kits t' have a higher quality. Avast! Crack and Peel makes sense for RTF Walmart kits but nay for somethin' like this. Avast! Well, blow me down! Secondly, arrr, shiver me timbers, the instruction specifically make reference to, me bucko, ya bilge rat, presumably, me hearties, me hearties, waterslide decals. Begad! There is a warnin' t' let each decal set completely before startin' t' next so that they do nay slide out o' place. Begad! Ya scallywag! Crack and Peels do nay slide around.
I remember thinkin' that t' "decals" seemed kind o' thick but me brain be just barely turnin' over. I cut out t' first one and set it in a bowl o' warm water. Avast, me proud beauty! Ya scallywag! After a while, me bucko, me hearties, I noticed that it was just sittin' flat on top of t' water instead o' curlin' up like t' water slides usually do. I pulled it out o' t' water and looked more closely at t' master sheet from which it had come. Ahoy! Sure enough, it was crack and peel.
Fortunately for me, t' first sticker was nay damaged. Arrr! Arrr! I proceeded t' place t' stickers as instructed as sat back t' admire me flat painted rocket with all o' those high gloss stickers.
PROs: Easy
CONs: stickers instead o' decals
Construction Rating: 3 out o' 5
Flight and Recovery:
T' day finally came for me t' launch this one and I was jazzed. I selected a D12-3, shiver me timbers, ya bilge rat, inserted about a dozen pieces of
wadding, and then prepped t' chutes.
I should mention here that t' model is intended t' come down in 2 sections, arrr, each with its own chute. Avast, me proud beauty! I'd rather keep it all together. I fashioned a Keelhaul®©™® harness and then used sewin' elastic t' connect t' NC t' t' harness. I also used two 18" nylon chutes. Begad! Each was connected t' t' harness with about 4' o' sewin' elastic.
T' liftoff was as slow and dramatic as promised. Ya scallywag! It flew straight and true and blew t' NC at apogee. Ahoy! Ahoy! It wasn't all that high but it was beautiful. Avast, me proud beauty! Avast, matey, me proud beauty! It drifted down gently under t' tandem chutes.
For t' second flight, I decided t' go with an AT E15-4. Ya scallywag! T' rocket was set up t' same way as before and everybody pause t' watch. Begad! At ignition, thar be some chuffin' and I had just come t' t' conclusion that it wouldn't go off when it did. Begad! Arrr! It was nay as slow as before but it be a great flight straight up.
It hit apogee and started t' turn down. After all, matey, it had an extra second t' work with. Avast, me proud beauty! Blimey! It kept comin' down, faster and faster. Unless me deadlights deceived me, it was acceleratin' at about 32 ft/sec^2. Blimey! Blimey! Avast! Blimey! Finally, about 100 feet up, ya bilge rat, it ejected and everythin' deployed normally. Arrr! Blimey! Upon inspection o' t' bag t' motor came in, it turned out t' have a 7 second delay and nay 4. Well, blow me down! Blimey! Blimey! Blimey! I had it stashed in t' wrong bin.
PROs: Beautiful straight flights, awesome liftoffs
CONs: none
Flight Rating: 4 out o' 5
Summary:
This is a nice rocket marred primarily by t' crack and peel stickers instead o' decals. I still like it though and
am glad t' have it in t' fleet.
Overall Rating: 4 out o' 5
This is a good kit! You have to make sure you glue the fins on good or it won't be a stable flight! The kit contains: 1 body tube 1 nose cone 2 sets of plastic molded fins 1 boat tail 1 nose cone tail The instructions were very good and easy to follow. It was hard to make the fins stick onto the rocket. Finishing: I forgot to add glue fillets to the body tube to get ...
Brief: This is a re-release of the early 80's Estes kit. A 1/9th scale model of the famous U.S. Army surface-to-surface, supersonic ballistic missile. This highly detailed model comes with pre-shaped, accurately scaled fins and molded plastic nose cone. Spectacular recovery with giant, dual 24" parachutes. It makes an impressive display model. Construction: This is the Maxi ...
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