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Old 15th October 2013, 19:52
mylesdw mylesdw is offline  
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Join Date: Mar 2013
Location: Christchurch
Posts: 118
Quote:
Originally Posted by G-CPTN View Post
The DDAD engine is, of course, a two-stroke, and will 'happily' run backwards as well as forwards (for example if you muff-up a hill-start).

Be warned that once this happens it will not respond to the throttle-pedal, and, unless you 'pull the emergency' flap (which places a plate over the inlet) it will 'smoke' as it starts to consume the sump-oil and engine speed will increase until the engine overspeeds and destroys itself (and, possibly, you).
I've heard about them running away on the sump oil but not running backwards. Surely a flap on the inlet would be no help either in this situation because the inlet is now the exhaust?
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Myles

TK restoration blog: http://www.mig-welding.co.uk/forum/t...dford-tk.43480
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