i have a 90 civic hb dx and i have tried and tried to put it in time but it will not go into time. the cylinders compression are all 150 except one. i think that might have alot to do with it but b4 i change the motor what can i do to try and get the motor tuned rite? any help rite now is better than any so if you have any ideas let me no...i even bought the hanses book and it still wont go into time or if someone has an si motor they would like to sell let me know.