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32 votes
Accepted

How can I motorize the Hogwarts Express (76423)

There are number of ways to accomplish this. The locomotive traditionally provides the power for a train, so that is a natural place to start. Unfortunately, this locomotive is difficult to motorize ...
jncraton's user avatar
  • 40.6k
21 votes

How could I add fire-like lighting to Rivendell?

Here's a still photo showing the final look that I came up with: Here's an animation attempting to capture the subtle flame effect: Parts I've used 3 City Powered Up hubs (28738) in this ...
jncraton's user avatar
  • 40.6k
13 votes
Accepted

white-coloured light brick for the iron man sets

I'm not aware of 3rd party sellers that offer these in alternate colors, but it doesn't look terribly difficult to do yourself. There is at least one video covering the process. Here's the gist: Take ...
jncraton's user avatar
  • 40.6k
13 votes
Accepted

Pirates of Barracuda Bay 21322 - Is there a way to get the ship pirating-worthy?

The review over at Brickset mentions this exact modification: Pearl gold windows are fixed inside each gunport, preventing the deployment of cannons. While this seems slightly odd, the lattices can ...
zovits's user avatar
  • 16.5k
10 votes

What is a "MOD" and how does it differ from a "MOC"?

It's MODification, "My Own Design" is silly. Also used quite extensively outside of the LEGO community, e.g. in gaming a MOD is altered game code you execute, either to cheat or to change ...
Michael Verschaeve's user avatar
9 votes
Accepted

Change Mario Yoshi pose

I finally got around to making an attempt at designing a pose for Yoshi. I received set 71406 Yoshi's Gift House as part of 2023 Q2 Activity Support, from which I could have a copy of the original ...
Matthew Jensen's user avatar
8 votes

42042 Crawler Crane: conversion to remote control

There's a nice looking mod on Rebrickable that includes full building instructions. This includes the following PF components: 2 L-Motors - drive 1 M-Motor - tilt cab 1 M-Motor - boom elevation 1 M-...
jncraton's user avatar
  • 40.6k
5 votes

How could I motorize the LEGO Land Rover Classic Defender (10317)?

The set isn't motorized out of the box, but this is possible without too much modification. There is a Technic structure inside the vehicle to facilitate the working steering wheel and suspension ...
jncraton's user avatar
  • 40.6k
5 votes
Accepted

Does the LEGO Star Wars Holiday X-Wing (4002019) contain any unique pieces?

Checking part inventory for this set on Rebrickable I found following part to be unique: 10169 - Minifigure, Utensil Sack / Bag with Handle in Green Review posted on New Elementary also suggest ...
Alex's user avatar
  • 23.2k
4 votes
Accepted

How can the A and B models of the 42055 Bucket Wheel Excavator be modded to fit together?

I have found someone in this video doing that mod. The modification consists of removing a part of the hopper wall to let the BWE drop it's output into it from the side. These are the relevant ...
Martin Zasepa's user avatar
4 votes

How to create a "return to steering system" without using LEGO Power Functions for Technic Cars?

I won't be able to provide a complete solution for your motorization. In the past, when Power Functions system was introduced servo motor wasn't available at first and later was rather expensive. I've ...
Alex's user avatar
  • 23.2k
3 votes
Accepted

How to convert Passenger Train 7745 from 12V to Powered-Up?

I would suggest placing the Powered Up hub in the front vehicle, replacing the brick-built 'engines' and 12v weights. Parts required: Two 1x4 plates with two studs (no. 92593) in any colour; Two 1x8 ...
john_e's user avatar
  • 403
2 votes

How to create a "return to steering system" without using LEGO Power Functions for Technic Cars?

You can use any rubber band to create a return-to-center mechanism, but the details are dependent on the size of your model, the available space inside for this mechanism and the force required to ...
zovits's user avatar
  • 16.5k
2 votes

Is it possible to control Airbus H175 Rescue Helicopter 42145 via the app?

I don't think it would make a lot of sense, since the different functions are activated with mechanical switches. Unlike the Caterpillar D11, this set only has one motor that is shared using clutches, ...
SeismicVibrations's user avatar
2 votes

Linear Actuator Clicking

As both the LXF file and the video are unavailable, I can only guess at the problem you are facing. But if the linear actuator is clicking, it means the built-in clutch is engaging, as the forces ...
zovits's user avatar
  • 16.5k
2 votes

How to convert Passenger Train 7745 from 12V to Powered-Up?

My first instinct would be to replace the train weights in the locomotive with the battery box: That will require a little reworking of the walls to be 1-wide throughout so the battery box can be ...
jncraton's user avatar
  • 40.6k
1 vote

Lego 42129 automatic suspension lift

A linear actuator cannot be operated both ways, and cannot replace a strut with a spring. It can only be driven through the gearing input to extend or retract.
Phil B.'s user avatar
  • 16.9k

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