Have a problem my ski (superjet) goes good for about 20 min then startes loosing power, and after 30 min it is all bad no power att all. I have 175 psi of comprission in both cylinders, crank seals are, fin tryd 2 cdi boxes and a msd enhancer, 2 stator plates vi new wiering, has a new voldtage regulator also put in a ekstra ground and have timet ignition vit a timing light. Every person i ask sais it is my coil that is bad but is also brand new but some say WSM is crab. Now i am running out of opsions it startes fin cold or hot.