Wednesday 11 March 2015

Airfix 1/72 Tomahawk IIA - Part 4

Nose job
Having glued the P-40's nose components together I found that was just the beginning of the work. I mentioned how I thought Airfix had been clever in the way they had decided to lay out the nose of their model, making it a four piece design - with the two fuselage halves (left & right), the air intake (bottom) and the .50 cal gun cowling (top) - but this cleverness comes at a price.

The nose is now nice and circular, but I had to sand it into this shape.
The four components come together reasonably well and the fit is tolerable, apart from two exceptions. The above photo highlights the first issue, the propeller spinner profile, which should be perfectly circular - to match the prop spinner - but due to the various fuselage parts used the shape isn't quite right when everything is glued together (in fact it was more oval before I sanded it).

However, it's not a biggy and can be quickly rectified. I ended up popping the propeller on and drawing around the spinner, marking the circle of the spinner on the nose in pencil, and I then sanded the nose into shape. The nose profile is now correct...

After sanding the spinner blends smoothly into the fuselage giving
you a nice 'sharp nosed' aerodynamic profile.
The above photo also shows the other problem with Airfix's nose assembly design - the 'chin' has a nasty join right around the middle. The P-40's 'chin' isn't a two-part affair so this joint will have to be filled and sanded smooth to hide the unsightly seam...


I had to slap on a little more Milliput than I wanted to as the 'chin'  has a few imperfections in the moulding - small wrinkles or lines - so these had to be covered as well.

From nose to tail...
While I had the Milliput out I filled the seam that runs down the 'spine' of the P-40, standard work for an aeroplane kit (it's not a bad point of the model). In fact, of course, the seam runs down the bottom of the fuselage too so that must be filled and sanded as well.



I said, in my last post on this project, that having to fill noticeable seams is annoying, particularly for beginners (who may not be 'into' modelling to such a degree as to have adopted modelling putty as a standard part of their 'tool kit' yet). But, having thought about it there will always be seams - it's the nature of multi-part plastic kits - so the novice builder will inevitably adopt products like Milliput or 'Green Stuff' quite early if they are at all serious. It's not an 'advanced' technique but perhaps one of the first 'intermediate' skills that they pick up (it was with me).

Anyhoo, that's quite a different tale, let's move on to panel 9 of the instructions which deals with the Tomahawk's actual tail...


Easy job, nice fitting parts, but it's a bit of a landmark stage in the kit construction as this is where the fighter begins to look like a near-completed air-craft and when no bloke worth his salt can resist 'flying' the model around (while making pretend fighter-plane sounds when no-one else is in the room)!


At this point I'll go back over the model and fill any other seams or tiny gaps that I think need attention as I approach the painting stage. This marks the conclusion of the main aircraft construction, I now only have to attach the undercarriage doors in the 'down' position...

There's a bit of re-painting of the wheel wells required (I should have added these
undercarriage doors before painting the bays). The masking tape was put on to
help protect the wing mounted guns, which are a little delicate.
This was a little tricky as it took me a while to figure out what I *think* is the correct arrangement of the parts. I glued the little doors in what seems to be indicated by the Airfix instructions...


And that's that for tonight...Getting there!

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