How-to: Tune With The Axle

In this week’s Power Republic tech video, Derek runs through the fundamentals of tuning a kart with the rear axle, using different lengths and different grades of material.

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How to: Change Rear Axle Bearings

In this week’s Power Republic ‘How To’ video, Derek shows how to change the rear axle bearings on a typical race kart – removal of the axle and components, swapping out the old with the new in the bearing cassette, then re-installing.

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Video: Old Kart Tune-Up

In this week’s Power Republic video, Derek’s getting another old-girl ready to go back on the race track, in this case a Merlin kart fitted with a Rotax FR125 MAX engine.

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Video: Ackermann Steering Adjustments

What is this Ackermann steering you read in the spec sheets of a new kart? And what does it do? In this week’s how-to tech video from Power Republic, Derek overviews Ackermann, how to change it and what it does to the go kart.

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Tuning Tips Video: Front Track Width

Here’s another back-to-basics tech video from Power Republic – how to measure and adjust the front track width, plus some tips and measurements to help you set the thing up.

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Tuning Tips Video: Rear Track Width

Here’s another back-to-basics tech video from Power Republic – how to measure and adjust the rear track width, plus some tips and measurements to help you set the thing up.

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Karting 101: Throttle Cables

Here’s Power Republic’s weekly tech video, this time with tips about throttle cables – replacement, adjustment and care.

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Video: A Quick Engine Swap

This week, Power Republic has a time-lapse engine change video, taking viewers through the process of swapping out a Rotax for an X30.

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Video: Rotax Float Height Lever Measuring

Derek at Power Republic shows various methods to measure the float arm height in the Dellorto carburetor on the Rotax MAX engine, including using the new gauge from Rotax.

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How-To: Balance Your Wheels

Is it worth balancing your wheels? It is if you’re looking for every ounce of performance! In this week’s Power Republic video, Derek shows how to use small self-adhesive lead weights to balance wheels that are fitted to the kart.

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How-To Video: Avoid Disaster

You’re on the grid, the gate slides open, you push the button to start the engine – but nothing happens… This week’s Power Republic video shows how to switch out a failed button with an after market replacement.

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How To: Remove a Kart Engine

It’s another back to basics how-to video from Power Republic this week, Derek demonstrating the removing of a kart engine, in this case a Vortex Mini RoK off a Tony Kart Cadet chassis, but the process is more or less the same for most other engines.

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Karting 101: Wheels

In this week’s karting basics video, Derek at Power Republic talks about go kart wheels.

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How-To: Get In & Get Comfy

How do you get comfy in a kart? Here’s another of Power Republic’s Karting 101 Beginner’s Guides to setting up your go kart – from getting in and out of the kart to types of adjustment available to fit the driver and make them comfortable.

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How-To: Chain Service

If you don’t get the basics right, the fine tuning counts for nothing. In this week’s Power Republic how-to tech video, Derek does go back to basics, demonstrating how to clean, change and adjust the chain.

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MyChron5 Dash Installation

A funny sounding Derek (hopefully not COVID!) Jones demonstrates how to fit the AiM MyChron 5 data logger and dash to a kart.

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How-To: OTK Brake Rebuild

Derek at Power Republic runs through how to service the BSM brake system that’s fitted to the Rookie 900 kart, which is very similar to the brake systems found on some of the older Tony Karts that people are using in retro racing.

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How-To: Fast Seat Adjusters

In this week’s video, Power Republic show how the new Fast Adjusters product could be the easiest way to adjust a go kart seat position.

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How-To: Scaling a Kart & Weight Distribution

In this week’s video, Power Republic show how to use bathrooms scales to weigh your kart and calculate weight distribution which can assist when moving the seat or adding ballast to keep the kart balanced.

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Video: MyChron Lambda Sensor

A lambda sensor measures the concentration of oxygen in the exhaust gas, thus indicating how close (or far away!) to a perfect tune an internal combustion engine might be. This week’s video from Power Republic shows how the device can be installed on a kart and added to the MyChron5 dash.

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Video: Karting Q&A

Power Republic answers readers’ questions in this weeks “Q&A” video. Topics include kart storage, how long does fuel last, specialty…

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How To: Fit a Seat the Easy Way

Tony Kart’s seat fitting jig is arguably the easiest and most accurate way of positioning a seat in a kart. In this video, Derek at Power Republic shows how the tool works, installing a seat in their new 4SS chassis.

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