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The LNER Encyclopedia • New Bachmann V2 Modifications, Step by Step
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New Bachmann V2 Modifications, Step by Step

Posted: Sun Aug 05, 2012 9:22 pm
by S.A.C. Martin
As requested! :)

Here's mine, from my blog (originally found here) I'm sure the rest of the RMwebbers can add to the method described here ably.

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It's not unfair to say we've been waiting a long time for the definitive ready to run Gresley V2 model, and it looks like with the latest Bachmann offering, we'll have to wait a little longer. However, there are some modifications which can be made, which were discussed, talked out and modelled on the Bachmann V2 thread on RMweb which produce a much improved product.

As it stands, the Bachmann V2 out of the box has a better chassis and paint finish, but the old tooling is still lacking the accuracy to make it a decent representation of a V2.

The following modifications are by no means unique to me and I do not profess to have thought them up myself (bar the cylinder modification - that is wholly mine!) but they are useful for producing a Gresley V2 which is a vast improvement on the base material.

So, in the above photograph (taken yesterday, as per everything up to "Final Bits and Bobs"), my sample of the latest Bachmann V2 is shown after Hornby A3 buffers, chimney and coupling are trial-fitted, using blue tack. Bachmann buffers, chimney and coupling hook were removed. The chimney literally pops out from underneath the bodyshell, as does the coupling hook and Bachmann buffers.

The Hornby buffers came from a donor A3 bodyshell of the super detail variety, and required careful cutting to preserve them for fitting onto the V2.

The next stage is to remove the smokebox door and door, to replace with Hornby components, taken from said donor A3 bought for spares.

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I filed down the smokebox on the V2 bodyshell, and removed the outer ring on the Hornby A3 smokebox door.

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This next picture shows the front end of the cylinder after the torpedo ends have been removed. The torpedo ends are the pair on the left, on the right are a spare set from a Hornby A4 set of cylinders (and correct for my chosen V2, 60903).

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I filed down the original Torpedo ends enough so that the Hornby set could be stuck on top. This has two benefits - firstly, it allows the torpedo ends to simply be slotted back into the cylinders without fuss (and they fit very well, a snug fit into a square hole), and secondly it gives the Hornby ends the correct length from the cylinders.

Here they are as fully modified...

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...and as fitted to the cylinders. In my view, a modification well worth doing and improves the overall look no end. Note that the preserved V2, Green Arrow, has the original style retained.

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I simply removed the dome from my spare A3 bodyshell and glued it into position on my bodyshell.

It required filing down of the dome enough so that the dome literally fits over the top. Using the small notches Hornby provide for placing over their boiler bands, it was easy enough to line up the dome perfectly.

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With A3 buffers, front coupling and smokebox door fitted, and brass lamp irons left over from my recent A4 projects, and the handrail wire clipped to the right length, along with the Hornby Margate made A3 single chimney fitted, the front end looks much better in my view.
I cut the plastic moulded coal so I could add real coal later. My excuse is that King's Cross locomotives nearly always went back for more coal anyway...!

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The finished model, with the cylinder draincocks as supplied attached.

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Personally I think they are acceptable enough to use, and the overall model is definitely much improved from the original. Also note the cab doors - taken from an older Bachmann V2 model (for which I have no idea where these excellent plastic doors came from).

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So, onto today's modelling. Final bits and bobs. Chaos Black acrylic paint was used to patch up any areas of black paintwork damaged through the modifications. Fox Transfers numerals were applied individually onto the numberplate to form "60903".

One thing I should note. I have been examining a whole range of photographs of the V2s. My chosen example, 60903 appears to have had only two smokebox door types throughout its life, and strictly speaking my use of an A3 type door is only accurate for a time between 1950-54.

60903 had the more standard type, with flush riveted smokebox straps and door dart for most of its life. 1950 is not out of my selected time period technically, but it shouldn't in theory be run alongside any models from 1948/49 as it wouldn't have had this smokebox door type then!

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The cylinder ends were modified slightly to be straighter, and were refitted. The overall improvement to the front end is clear and it's a modification I think is well worth doing. I shall certainly be doing so to all of the planned V2 fleet.

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Cabside numerals are from the Fox Transfers range and were applied as per the usual methods, but Johnson's Klear was used to seal the numerals and also give the boiler and tender the glossy finish I was after for a King's Cross based V2. This was also brush applied to the driving wheels and pony truck set.

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Next time I'll work on the weathering, intended to show a clean example of a Top Shed V2.

Hope that helps!

Re: New Bachmann V2 Modifications, Step by Step

Posted: Sun Aug 05, 2012 9:55 pm
by Blink Bonny
Ay up!

Might be worth trying on my splitty. It runs well but looks....

....errr......

Imagine the sound of a raspberry. Then spell it. I can't.

Simon, you've made a huge difference to that V2.

Re: New Bachmann V2 Modifications, Step by Step

Posted: Sun Aug 05, 2012 10:00 pm
by 2002EarlMarischal
Very helpful and clear pictures thank you Simon - well done - a definite improvement! :)

Re: New Bachmann V2 Modifications, Step by Step

Posted: Sun Aug 05, 2012 10:40 pm
by 60800
It's a brilliant job, but I can't help but think with the still incorrect boiler barrel that the dome sits too high?
Blink Bonny wrote:Imagine the sound of a raspberry. Then spell it
Pllllllpe?

Re: New Bachmann V2 Modifications, Step by Step

Posted: Mon Aug 06, 2012 1:49 pm
by Atlantic 3279
Blackout60800 wrote:I can't help but think with the still incorrect boiler barrel that the dome sits too high??
Is that on the basis of comparison with some of your own hyper-accurate drawings then?

Re: New Bachmann V2 Modifications, Step by Step

Posted: Mon Aug 06, 2012 1:57 pm
by 60800
Atlantic 3279 wrote:Is that on the basis of comparison with some of your own hyper-accurate drawings then?
I guess so, but including being around 4771 practically all the time when i'm in the NRM :lol: :roll:

To me, the dome looks to sit a little bit too high due to the incorrect parallel boiler barrel on the Bachmann Model - I was in no way making a hack at Simon's skills as a brilliant job has been done on this loco.

Re: New Bachmann V2 Modifications, Step by Step

Posted: Mon Aug 06, 2012 3:59 pm
by mick b
On RM Web a post has been made re gearing of the V2. The comment is too low a gearing ratio used for the class of Loco.

Nice conversion using good skills and thought processes. At end of the day is still a disapointing model which should have had a total makeover. Not one for me unless cheapy appears on flea bay in due course. :D

Hopefully Hornby have picked up on this and their version will be annouced at Xmas :shock: :shock:

Re: New Bachmann V2 Modifications, Step by Step

Posted: Mon Aug 06, 2012 4:14 pm
by S.A.C. Martin
mick b wrote:On RM Web a post has been made re gearing of the V2. The comment is too low a gearing ratio used for the class of Loco.
It's faster than my previous split chassis V2s, but agreeably not "fast" at top whack. The gearing may be insufficient for the 70-90 bracket but it'll be comfortable at mixed traffic and stoppers. Very smooth model mine, even the annoying whine has disappeared with running in.
Nice conversion using good skills and thought processes.


Thank you kindly Mick :)
At end of the day is still a disapointing model which should have had a total makeover. Not one for me unless cheapy appears on flea bay in due course. :D

Hopefully Hornby have picked up on this and their version will be annouced at Xmas :shock: :shock:
It would be interesting to see if Hornby do take it up - I maintain they should have done the V2 over the B1, but hey ho. Personally speaking I am now much happier with the Bachmann V2 than I was previously and until Hornby announce one, will keep buying and modifying the Bachmann V2s.

It has opened up an intriguing possibility with the use of a K3 tender and a few other anomalies amongst the V2s to model, with the standard Bachmann coupling system between engine and locomotive, so although it's still below the standard of the Hornby L1, B1 etc by a long way, it's more "acceptable" to me.

Regarding the dome, it's a difficult one to call as no matter which photograph I look at, there doesn't seem to be a "right" look to the dome due to the Bachmann boiler. It's certainly not perfect but this method is the best you're getting out of the Bachmann V2 without further major surgery (and I wasn't prepared to cut and shut a Margate A4 body in the end to replace the boiler).

Overall I am happy enough with it, so 60903 will be joined by two further V2s in the coming months.

Re: New Bachmann V2 Modifications, Step by Step

Posted: Mon Aug 06, 2012 10:37 pm
by Blink Bonny
Blackout60800 wrote:It's a brilliant job, but I can't help but think with the still incorrect boiler barrel that the dome sits too high?
Blink Bonny wrote:Imagine the sound of a raspberry. Then spell it
Pllllllpe?
Ay up!

Close enough for rock 'n' roll! Rock On!!!!!!!!!! :mrgreen:

Re: New Bachmann V2 Modifications, Step by Step

Posted: Mon Aug 06, 2012 10:41 pm
by 60800
Haha :)

What changes would need to be made to the old V2 body mounting points to make it compatible with the new chassis?
I only ask because of my BR green 60800 body

Re: New Bachmann V2 Modifications, Step by Step

Posted: Tue Aug 07, 2012 9:47 am
by Atlantic 3279
So will Simon, or some other brave person, expose the underparts of his body to the camera so that we can compare with our own older examples at home? Smirk, phnarr, snigger. Ambiguity fully intended.


By the way, when you've seen Simon's work above, you may find it useful to also look at other examples over on the "Dark Side":
http://www.rmweb.co.uk/community/index. ... e__st__150
plus pages either side.

Re: New Bachmann V2 Modifications, Step by Step

Posted: Tue Aug 07, 2012 10:23 am
by Tom F
Atlantic 3279 wrote:So will Simon, or some other brave person, expose the underparts of his body to the camera so that we can compare with our own older examples at home? Smirk, phnarr, snigger. Ambiguity fully intended.


By the way, when you've seen Simon's work above, you may find it useful to also look at other examples over on the "Dark Side":
http://www.rmweb.co.uk/community/index. ... e__st__150
plus pages either side.
Aye, :) Here is mine that Tim has worked on.

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This photo was taken by Tim with her alongside the pacifics of 50A.

New A3 smokebox door added. A suggestion originally made by member davidw. This automatically improved the look of the V2.

Other additions include:

Graeme King's A3 resin steam collector
A3 Chimney
Ash pan rocker lever under the firemans side from Graeme King/Morgan Gilbert A2 etch
Cab doors from Peasholm Models
A3 cab crew doors and reverser in cab
Thinning down of the front frames
A3 buffers (suggested by Graeme)
Glazing cut to individual pieces and fitted far more accurately
Tender opened out to receive coal.
A4 drain cocks added, although it has 3 pipes, it looks far nicer than Bachmann's.

Tim really has done wonders with this loco, which took a considerable amount of thought and time to get the desired effect.

Looks the part on Leaman Road! ;)

Re: New Bachmann V2 Modifications, Step by Step

Posted: Tue Aug 07, 2012 10:46 am
by 60800
I have to admit, that looks pretty much perfect

Re: New Bachmann V2 Modifications, Step by Step

Posted: Tue Aug 07, 2012 11:11 am
by Tom F
Blackout60800 wrote:I have to admit, that looks pretty much perfect
Thanks Blackout :D

Tim and I are really chuffed with her......no more so than me! :) She will be going in a youtube video in the next few days! :)

Cheers

Re: New Bachmann V2 Modifications, Step by Step

Posted: Tue Aug 07, 2012 11:27 am
by S.A.C. Martin
I shall post up some comparison pics later on for anyone so interested.

Not much mods needed I suspect.

One day I think it would be an interesting exercise to compare model against intended prototype. Certainly surprised me the differences between similar class members. 60903 and 60902 I am looking at have a few details different I will attempt to model later this year when the job allows!

Horses for courses on the drain cocks. I think the Bachmann ones are fine, but the A4 ones on Toms don't detract from the rest of the model and are certainly finer.

Will be using margate smokebox doors from now on as they have different smokebox straps which covers more of the class V2.