Guides, Maintenance
Remove Fuel From A Flooded Aprilia RS125 Engine & Carburettor
Posted on 17 January 2010
Too much choke can flood your Aprilia when you are starting it up. Fixing the problem is easy Remove the seat from your bank Remove the bolt holding your tank in place and lift it up The HT lead is easily seen on the RS125 so take it off your plug and torque out your spark plug. Put your RS125 [...] Continue Reading
Guides, Modification, Tuning
How to Jet The Aprilia RS 125 Carburettor: Part 1
Posted on 10 December 2009
In this series, I’ll be taking you through the workings of your Aprilia RS 125’s carburettor and talking you through the process of jetting your carburettor. Introduction Jetting is the process of adjusting the air and fuel jet sizes in order to fine tune your bike’s carburetion to suit the load demands on the engine and attempt [...] Continue Reading
Guides, Maintenance
Clunking Noise from the Front Forks
Posted on 25 October 2009
Reader of Aprilia Rs 125 Tuning Paul emailed to ask this question: Hi John I’m having a bit of a problem with my forks if i go over a bump or pot hole in the road i can here a clunking noise coming from the forks sounds as though they are bottoming out but not sure would [...] Continue Reading
Guides, Maintenance, Modification
How to Change the Aprilia RS125 Brake Pads
Posted on 18 August 2009
Reader Paul asked: Hi John I’m really impressed with your website i was paying for oil changes filter cleaning etc before i came across your site now i can do it myself saving a few pound in the process.Was just wondering if you could tell me how to change my front and back brake pads. Many thanks Paul Its a [...] Continue Reading
Guides, Modification, Tuning
Benefits & Downsides of a K&N Air Filter
Posted on 22 July 2009
Another question from reader Paul: Hi John So sorry to bother you again, i went to clean my air filter took off filter lid and there isn’t one just an old pair of tights wrapped around the top plastic tray,would you have any ideas why air filter would be removed would it be for more speed.do you [...] Continue Reading
Performance
Aprilia RS 125 Specifications
Posted on 12 June 2009
Just How Fast is the RS125? The RS125 delivers unrivalled performance in the 125cc class. Check out these specs. Engine Single cylinder 2-Stroke Liquid cooled Aluminium cylinder with Gilnisil coating on barrel Reed intake and exhaust port control valve Separate lubrication 54 mm bore 54.5 mm stroke 124.8cc displacement 12.5 ± 0.5:1 compression ratio Dell’Orto PHBH 28 BD carb CDI capacitor discharge electronic ignition Electric start 12V – 180 W generator Separate [...] Continue Reading
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