View full version: Engine and Bottom End
« 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 »
  1. Explain - Lock-out and slipper clutches along with Air-shifters (please)
  2. thoughts on engine combo to make
  3. Your thoughts on sleeve retainer for bearings
  4. smoothing out casting flaws
  5. big bore?
  6. Any OEM clutch baskets look like this?
  7. 310 Heat seize
  8. 250R Engine Information - What do I have?
  9. what the difference between 86 and 89 cdi's
  10. Oem Transmission and Big Bore Engines
  11. Flywheel wieght on CR 250 ignition
  12. CDI question
  13. Starting problems still lingering need some help please....
  14. cr ignition
  15. Engine Rebuild
  16. Piston Problem
  17. Ported stock cylinder?
  18. Puma or sabertooth? Which do you prefer for a drag hillshot motor and why?
  19. Need nikasil plating
  20. How much power can be squeezed out of a stock 88 cylinder?
  21. transmission problem
  22. esr porting question
  23. clutch actuator bearings left case - couple questions
  24. crank with tins removed?
  25. ESR trx9 port match port timing
  26. ESR big bore
  27. its cursed !!!!!....ha
  28. EFM Auto Clutch
  29. Flywheel
  30. Can't keep coolant in overflow bottle
  31. Overflow bottle options?
  32. OEM Clutch cover mod for lexan cover
  33. Spacer Plate - Questions ( Dowel pins )
  34. esr or prox 350 or 370 kit for atc250r
  35. Help me adjust/improve my squish
  36. Who still cuts factory heads for o-rings?
  37. cr ignition ?
  38. Engine wont rev up (video)
  39. 86-89 transmission difference
  40. ESR 310 cylinder install ?
  41. Coolant and motor leak down test done
  42. HotRods Crankshaft... New Design?
  43. esr pv cylinder break in?
  44. Dynatek CDI Issues
  45. Found a 1985 ATC 250r motor need some advice
  46. Bore and Port
  47. Filling in exhaust port
  48. power loss through heat
  49. ricky stator install
  50. Left crank seal installation tool?