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  1. K-Tech release 25SSK for Big Piston Forks

    ... 25SSK front fork open cartridge system to fit all Showa Big Piston Forks. Here's what K-Tech have to say about them: These ... exacting specification as all other 25SSK fitments with 14mm piston rods and a 25mm cartridge tube, the 14mm piston rods displace a large ...

    Ben Cope - 19/09/2018 - 08:01 - 0 comments

  2. You could own a piece of MotoGP history

    ... end of the Ducati GP bike’s engine, in the form of the piston, camshaft and conrods from Ducati’s 250bhp MotoGP machines. ...

    Simon Hancocks - 10/12/2019 - 12:45 - 8 comments

  3. Compression ratios explained

    ... is the ratio of the volume of gas in the cylinder when the piston is at the top of its stroke (top dead centre, or TDC) to the volume of gas when the piston's at the bottom of its stroke (bottom dead centre or BDC). In other ...

    Anonymous (not verified) - 19/09/2018 - 08:01 - 0 comments

  4. Understanding Compression Ratios

    ... is the ratio of the volume of gas in the cylinder when the piston is at the top of its stroke (top dead centre, or TDC) to the volume of gas when the piston's at the bottom of its stroke (bottom dead centre or BDC). In other ...

    Ben Cope - 09/09/2019 - 03:05 - 0 comments

  5. Understanding Bore and Stroke

    ... the major factors determining an engine's upper rev limit is piston speed. For every revolution of an engine, the piston moves up from the bottom of its stroke (bottom dead centre or BDC) to ...

    Ben Cope - 23/09/2019 - 00:52 - 0 comments

  6. How to change your motorcycle caliper seals after winter

    ... sealing rubber, and any corrosion on the surface of the piston can tear the seals. Winter grime, road salt, and grit only compound the ... winter 1: Prep We're working on a sliding, two-piston caliper here, but the principles are similar for most calipers. The ...

    Visordown - 04/10/2023 - 13:57 - 2 comments

  7. The Science of Brakes

    ... the lever 20mm where you're squeezing it and it pushes a piston into the master cylinder by 5mm, but with a four times larger force than you're applying. If that piston has a 10mm diameter, it displaces about 0.4cc of brake fluid into the ...

    rgo - 09/09/2019 - 03:05 - 0 comments

  8. Husqvarna revamps retro Svartpilen, Vitpilen models in 2024

    ... Front brake  ByBre, opposed four piston caliper, brake disc Ø  320 mm ByBre, opposed four piston caliper, brake disc Ø  320 mm Rear brake  ...

    Alex Whitworth - 16/01/2024 - 16:16 - 0 comments

  9. Review: Oberon Performance clutch slaves - £110.99

    ... of the original clutch slave cylinder. The enhanced 29mm piston reduces the heaviness of the original clutch action. The Oberon piston has a bigger diameter than the OEM piston, which gives it more power ...

    Kane Dalton - 23/09/2019 - 09:35 - 4 comments

  10. New Chinese Single-Cylinder Engine Is Reminiscent of Old Ducati Tech

    ... to counteract the forces generated by the movement of the piston and connecting rod during operation. This causes the engine to rock, ... not opposing any of the movement of the connecting rod and piston, which are moving up-and-down.   An alternative is ...

    Alex Whitworth - 23/02/2024 - 15:53 - 0 comments

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