I,ve lost the settings on slow needle which is probably the problem.My method is to set main needle to full power,close barrel down onto a pin,connect a bit of fuel tube to carb inlet and blow,adjusting slow needle until I can just detect a hiss.Old as the hills but usually gives an approximate set up ready for fine adjustment.But it aint working on this engine.Cymaz,could you please tell me more about your mods to piston skirt,and what I should be looking for with back plate off.Finally,valve clearances are now spot on but did notice that there was no oil residue in rocker cover.Again,my sincere thanks to you all. /rebates/2fip2fThunder-Tiger-9775-Glow-Plug-R3-Multi-Colored2f37394113&. Woodruff firmly in place.The supplied lock nuts are useless,as you say,as there are only two or three threads on the internal coned outer nut.I,m using a substantial ring spanner on SC nuts but am not accustomed to having to use so much force-feels excessive and brutal.I like the idea of lowering compression,the comp on this engine is massive.A bit like trying to flick start a BSA Gold Star! I would not dream of hand starting this one. December is the snowiest month in Fawn Creek with 4.2 inches of snow, and 4 months of the year. August is the hottest month for Fawn Creek with an average high temperature of 91.2°, which ranks it as about average compared to other places in Kansas.
Thanks very much for the response boys,some good and sound advice.To clarify my question,I,m using 5% with half and half synthetic/castor and OS F plug (new) Plug running from a separate batt via usual mosfet panel.16圆 Master broad blade. We are the worlds largest airsoft retailer and distributor with unmatched selections of airsoft guns, sniper rifles, gas blowback, airsoft upgrade parts. In Fawn Creek, there are 3 comfortable months with high temperatures in the range of 70-85°.