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Myles

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Everything posted by Myles

  1. Has the car been standing long? Dragging brakes suggest to me that something is gunged up - the mc is unlikely to act as a non-return valve to that extent. So, I' m not sure I'd be looking at the MC yet - I would persuade the front pad(s) out, clean, check for corrosion, possibly chock/block/reinsert all bar one piston and carefully check that it moves (making sure you don't stomp on the pedal and pop the whole thing out), put them all back in... ...move to the back, remove the yokes, clean/check etc., try a little handbrake to check for piston movement (I'm assuming standard single-piston Sierra calipers here), use a wind-back tool to retract the piston... And then mebbe flush through some new fluid. Then, once you are fairly sure that all the moving bits are in good condition - then I might start to wonder if the mc might be at fault. Its been a long time since I documented brake fettling - but these pages on my site might be of some use (especially bearing in mind that I documented this work as a http://alcester-racing-sevens.com/brake_maintenance.htm
  2. With regard to the sticking throttle cable, this can be a bunch of laughs to catch if you do your testing with the bonnet off, find the problem is 'resolved' and then go for a drive. I've had problems in the past where the cable works fine - except when it is gently bent out of natural shape when the bonnet is put back on. If you find this affects you, try zip-tying the cable as little as possible out of the way. You may need to do this in more than one place to achieve a smooth cable action. If nothing else, it should provide a level playing field (bonnet on or off) for further debugging... ...and help stop your cable/bonnet eating into each other over time!
  3. Myles

    Aeroscreens...

    When I first went aero over 10 years ago, I fitted a full-width 'JPE' Perspex screen. As I was initially unsure as to whether I'd like it, I fitted it so that it would sit along the line of the base of the windscreen and wouldn't muck the paint up if I decided to reverse the fitting. I never looked back - but I found that the 'screen line' position was too close to make the screen particularly effective (I sit fairly tall in the car though - so your mileage may vary...). As a result,I made myself a much taller, steeper drivers-only screen that remains on the car to this day. My gut feel is that the JPE-style screen needs to be a bit further away and as upright as reasonably possible.
  4. More photos http://alcester-racing-sevens.com/trackday_wheel_bar.htm
  5. I had this made many years ago. http://alcester-racing-sevens.com/Wheel_rack_in_black_1.JPG The advantage was that you didn't need a complete set of wheels for them to be transported safely - there was a potential disadvantage (with the prototype at least) that large diameter tyre sets wouldn't fit neatly side by side. ive still got it! Do bear in mind that any high mounted tyre rack will cause quite severe pitch changes due to both wind resistance and cofg under braking. These days, I take a support car instead!
  6. ECR - I believe you are correct. The E number often refers to the base (maximum) offset of the un-machined wheel - and they can be /are machined to achieve specific lower offsets.
  7. Maybe because Charlie lives up here in Edinburgh and not in balmy Worthing? (Mind you, so do I - and my BEC has resisted having a heater fitted so far. Not sure how much longer though)
  8. I removed my switch assembly a decade or so back - but 'surely' position III is normally the momentary position that fires the starter - in which case it sounds as if your starter button is wired in series with position III on the switch instead of replacing it(?) ...this assumes position 0 is off, I is just aux power, II is the normal engine-running position and III is starter. I'd check/sort that out and then move on - if everything else is wired up correctly, having the starter button in series with the equivalent on the key-barrel should only be an inconvenience rather than a 'fault' - but it also suggests that other connections could be jumbled (too?) Unfortunately, I didn't write up the connections when I removed my key barrel http://alcester-racing-sevens.com/aircraft_installation.htm
  9. Myles

    Tyre Options

    Same for Ao21s, surely.? Still made, but no longer e-marked for road use?
  10. You could try digging around my site - try starting here: http://Alcester-racing-sevens.com/ecu_converter.htm
  11. Myles

    Dash Lights

    SM25T - indeed! ...but I actually wish that this would become a requirement/common item for new mass-produced cars. I know it's not too much to deal with, but with three different gearbox patterns on my driveway - and only one (the Caterham) having a conspicuous mechanical reverse-lockout - I sometimes find myself wondering which direction my partners car will leave in when I drive it (reverse beside 1st). I seem to remember my old Focus being quite vague too...
  12. Indeed I am! I might start to update the site again too - given that I'm now out of contract, will have time on my hands - and the Caterham needs some lurve.
  13. Charles - yes, I was using cheap zero-synthetic-content oil for running in and probably ingesting some coolant through a dodgy inlet gasket. Although this is probably on the fringes of the bell-curve of most users situations, it should be noted that it took only 70 miles (and, therefore, just 90-120 minutes?) of use to get there. I wasn't running aviation fuel, nitrous or anything else out of the norm - I was just running in an engine with an undetected teething problem that anyone could pick up out on the road.
  14. I'm one of Oily's 30. My foam went from new to a puddle of goo (blocking/impeding the pickup with fragments in the meantime) in around 70 miles (that was the point at which I saw the oil pressure waver). Hateful thing. Cost me a small fortune.
  15. Blimey Delbert! Patty isn't even on her wheels yet, and you're already stockpiling for future blow-ups!
  16. I don't think 888s are really a direct replacement for 21s. I was one of the very first to adopt 888s (having been given the heads-up of their release through a chat with the Toyo guys at the Autosport show) and used them for track and touring for years. Gave them up for 21s partly due to riding cost, partly as they didn't last long enough for some of the European touring - and partly because of their less-benign wet-weather characteristics. I don't know what I will have to replace the 21s on my two sevens with next, but I don't think 888s will figure high on the list.
  17. And how did you get the bread out? The ducks don't have small-enough bills around my way....
  18. There you go! I bet the Renault forum suggested Bovril. You've definitely come to the classier end of the market to solve your problem.
  19. I still get odd new line behaviour in that the initial capitalisation of the first new character (and autocorrect punctuation of the first 'word') doesn't work. added to which (see?!?), the 'Reader View' option (that de-clutters websites and gives a font size button) seems pretty random. It kinda works with the first post in the current 'I finally found suspension that works' thread, but doesn't appear as an option anywhere else I look. No great loss - but something odd is clearly going on. oh (see!), the emoticons still default to the beginning of the first line of a post - which is tedious.
  20. I'm not interested as I have one already - but which resistance system does this one use? I've got the fluid/mag version and it is great with its adjustable (on the fly) magnetic resistance levels overlaid on top of the fluid.
  21. I'll take four tubes and two of each bag (4 total), please.
  22. I had this when I first fitted spiral-grooved discs. The pads would ride up the spirals and then drop back. I did try stick-on backings, but they weren't much use. An aeroscreen and ear-defenders solved the problem :-/
  23. I'd be slightly wary of polishing them - wet pixie-boots don't have a huge amount of grip at the best of times! I haven't covered mine in the Caterham (Tillet scratches would be the last of my cosmetic worries and the seats fit me very well) - but the knock-offs in my Westie are a different matter. They don't fit either myself or my partner particularly-well and so I fitted quite-expensive inflatable camping rollmats (!) My main reason for mentioning them is that, no matter what you do, stones and grit will get underneath them and these will scratch the seats. They can also puncture your rollmat :-(
  24. Have you got an FIA battery cutoff or similar? That would provide an almost-direct switched feed from the 'correct' side of the firewall. If you do connect direct to battery, you will need to be certain that you can switch the device off to avoid parasitic load draining your battery.
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