All Rocketry Blogs

 Rocketry Product: Enerjet - 1340 Sounding Rocket {Kit} (1340) [1972-1976]

Rocketeer's Corner: It's Enerjet time! (2019-08-16)

I have made good progress on my backlog of rockets - the Mini X and Zeta are finished, Ool (My 2nd Geezer TARC rocket) has its 2nd coat of primer, and the Boyce Aerospace Redstone missile has ... [Read More]

Model Rocket Building: Enerjet 1340 Build Part 1 (2010-08-12)

Parts for the Enerjet 1340. The shorter body tube at the top with the Centuri Rockets sticker will be replaced with the body tube below the nose cone. Everything is here except for the Kevlar, shock ... [Read More]

Model Rocket Building: Enerjet 1340 Build Part 2 (2010-08-12)

The MARS package contained the plastic fin can from the Centuri Argus kit from 1973. The same fin unit and nose cone was also used in the Centuri Phoenix Bird, Estes Maniac and still part of the ... [Read More]

Model Rocket Building: Enerjet 1340 Build Part 3 (2010-08-13)

The nose cone is 6.4" long just like the 1340 specifications. The MARS Project nose cone is molded together with a coupler. The MARS instructions say to simply "wiggle the nose cone/ connector unit ... [Read More]

Model Rocket Building: Enerjet 1340 Build Part 4 (2010-08-13)

I wanted to use Es and Fs like the original Enerjet 1340 line but with currently available 24mm engines. A heavy duty BT -50 was cut to 3 3/4" for the engine tube. The tubing was marked at 1/4" for ... [Read More]

Model Rocket Building: Enerjet 1340 Build Part 5 Coupler (2010-08-14)

I didn't want to use the plastic coupler that was molded to the nose cone. Making something close to the original would take a little extra work. The Enerjet assembly drawing shows a blow-molded ... [Read More]

Model Rocket Building: Enerjet 1340 Build Part 6 Painting Plan (2010-08-16)

Painting the back end of the 1340 will be a bit tricky. Here's a dry fit of the fin can. In the end, the fin can will be white. The inside diameter of the fin can is slightly wider at it's back end. ... [Read More]

Model Rocket Building: Enerjet 1340 Paint Schemes Part 7 (2010-08-17)

Bob (Initiator001 from YORF ) said it would be okay to show his three versions of the Enerjet 1340. Thanks Bob! From left to right: This prototype version was seen on the cover of the Enerjet flyer ... [Read More]

Model Rocket Building: Enerjet 1340 Build Monokote Trim Part 8 (2010-08-17)

I was lucky to find Monokote Trim today at a local hobby store. The only gold sheet they had was old. I hoped the bends and creases wouldn't show on the finished model. The aluminum sheet looked ... [Read More]

Model Rocket Building: Enerjet 1340 build Monokote Trim Part 8 (2010-08-17)

I've already placed the 1/2" band of aluminum trim on the lower end of the body tube. The fin can was slid down to the 1/2" trim band. The largest aluminum trim is last, by now I've had practice for ... [Read More]

Model Rocket Building: Enerjet 1340 Build Finished! Part 9 (2010-08-17)

Here's the model FINISHED! Well Almost - Where is that old decal sheet of Enerjet logos? [Read More]

Model Rocket Building: Estes Phoenix Bird Part 1 Parts (2012-05-01)

The original Centuri kit had an ST-13 tube, larger diameter than the BT-55 tube in the kit. The Centuri Phoenix Bird was 26.3", this reissue kit is 24" tall. The fins are based on the old Enerjet ... [Read More]

Model Rocket Building: Centuri Screaming Eagle Background (2014-08-17)

Introduced in the 1973 Centuri Catalog, the Screaming Eagle was kit #KF-3 and sold for $2.00. The Screaming Eagle was released at the same time as another ARTF model, the Centuri Argus that used the ... [Read More]