Possible new Tamiya 1/16th scale British Centurion
#101

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#102

Since the centurion is my favorite cold war tank and I may purchase one of these when it comes out, I am quite interested in this. What is the purpose of this reduction? I seem to remember the actual centurions being a bit slow. Is it to keep the model in a more realistic scale speed range?
#103

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For my old 1/25th Cent, I thought it was to replicate the set up in the real Centurion.
Speed wise, I cannot recall, my 1/25th Centurion had the old style thin metal gears that eventually cut grooves in the brass gears - effectively a self destruction feature. Modern gear boxes have come a long way.
Conversely, my Ludwig Cent in 1/16th does not have the reduction gears at all, though as it's a WIP, I still have not run it, as yet.
Mal
Speed wise, I cannot recall, my 1/25th Centurion had the old style thin metal gears that eventually cut grooves in the brass gears - effectively a self destruction feature. Modern gear boxes have come a long way.
Conversely, my Ludwig Cent in 1/16th does not have the reduction gears at all, though as it's a WIP, I still have not run it, as yet.
Mal
#104

For my old 1/25th Cent, I thought it was to replicate the set up in the real Centurion.
Speed wise, I cannot recall, my 1/25th Centurion had the old style thin metal gears that eventually cut grooves in the brass gears - effectively a self destruction feature. Modern gear boxes have come a long way.
Conversely, my Ludwig Cent in 1/16th does not have the reduction gears at all, though as it's a WIP, I still have not run it, as yet.
Mal
Speed wise, I cannot recall, my 1/25th Centurion had the old style thin metal gears that eventually cut grooves in the brass gears - effectively a self destruction feature. Modern gear boxes have come a long way.
Conversely, my Ludwig Cent in 1/16th does not have the reduction gears at all, though as it's a WIP, I still have not run it, as yet.
Mal
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Very true. Though if you're the only game in town..... Think about how it would be if Hooben was the only option. Very Scary.
Found some pics

Tamiya 1/35th, Tamiya 1/25th, Ludwig 1/16th

1/16th Cupola on 1/35 hull

1/35th turret on 1/16th turret

Tamiya 1/25th original gearbox

Tamiya 1/25th gearbox close up
Mal
Found some pics

Tamiya 1/35th, Tamiya 1/25th, Ludwig 1/16th

1/16th Cupola on 1/35 hull

1/35th turret on 1/16th turret

Tamiya 1/25th original gearbox

Tamiya 1/25th gearbox close up
Mal
Last edited by afv aficionado; 01-08-2022 at 01:20 PM. Reason: Further thought
#106

Thread Starter

Since the centurion is my favorite cold war tank and I may purchase one of these when it comes out, I am quite interested in this. What is the purpose of this reduction? I seem to remember the actual centurions being a bit slow. Is it to keep the model in a more realistic scale speed range?

Tamiya need not use gear ratios to tune the tank’s speed as it is possible to tune that using the MFU programming - for example, in Tamiya 3 speed truck gearbox MFUs, the maximum current in each of the three gear positions differs.
#107


I think it’s so that the shape of the rear hull can remain accurate, otherwise the gearbox frame would have to be in line with the sprocket to provide drive.

Tamiya need not use gear ratios to tune the tank’s speed as it is possible to tune that using the MFU programming - for example, in Tamiya 3 speed truck gearbox MFUs, the maximum current in each of the three gear positions differs.

Tamiya need not use gear ratios to tune the tank’s speed as it is possible to tune that using the MFU programming - for example, in Tamiya 3 speed truck gearbox MFUs, the maximum current in each of the three gear positions differs.
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king_tubby (01-08-2022)
#109

Thread Starter

That's a Mk.13, it had that part of the hull extended so they could fit in an additional fuel tank. The feature your pointing out would be even more pronounced on earlier hull types. Interestingly the Israelis made the same modification to their Mk.3's and 5's when they upgraded them with the L7 cannons making them into Sho't Meteors.
The Panther actually has a similar gearbox in real life, but no model has the same functional thing. Tamiya didn't even bother to model it in their Panther G, but they had to cut slots in the front lower glacis so that standard gearboxes would fit. That also creates one of the identifying features that differentiate a Tamiya Panther from a Heng Long Panther, as they have a front lower glacis with different slope angles.

Blue circles showing where the gearboxes go, Tamiya gives you some aluminum tape to cover up those slots externally
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MAUS45 (01-13-2022)
#111
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king_tubby (01-10-2022)
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Tsukasa (01-10-2022)
#114

Absolutely, current gear boxes are a thousand times better! The gear boxes shown are from the “good” old days 40 to 50 years ago. A reminder that the good old days were actually pretty bad by todays standards!
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Tsukasa (01-11-2022)
#115


Full article was around 5 pages long with step by step instructions to convert the Tamiya Mk.3 into an IDF Sho't as they were in 1973 with photos the author took of a captured example the author, Vasco Barbic, took shortly after the Yom Kippur war in Cairo. Also had painting and marking guide.
#119


Yup. Either way they would have needed that little extra gearbox. Well, it just got harder to convert a Tamiya Centurion Mk 3 to a Sho't then...
The Panther actually has a similar gearbox in real life, but no model has the same functional thing. Tamiya didn't even bother to model it in their Panther G, but they had to cut slots in the front lower glacis so that standard gearboxes would fit. That also creates one of the identifying features that differentiate a Tamiya Panther from a Heng Long Panther, as they have a front lower glacis with different slope angles.
Attachment 2271272

Blue circles showing where the gearboxes go, Tamiya gives you some aluminum tape to cover up those slots externally
The Panther actually has a similar gearbox in real life, but no model has the same functional thing. Tamiya didn't even bother to model it in their Panther G, but they had to cut slots in the front lower glacis so that standard gearboxes would fit. That also creates one of the identifying features that differentiate a Tamiya Panther from a Heng Long Panther, as they have a front lower glacis with different slope angles.
Attachment 2271272

Blue circles showing where the gearboxes go, Tamiya gives you some aluminum tape to cover up those slots externally
#121

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Just tried to pre order there seems to be an issue with processing of Credit Cards at the moment I tried to call them but no answer. I have emailed them letting them know they need to check it.
Greg
Greg
#123
#124


Odd worked fine for me, I doubt they had enough people hitting the site to break something.