thank's for all the good info thus far will be taking off the carb to rebuild 1st. will check the timing next and i took off the valve cover to get a look. Also the L20 i got came out of a truck and i don't know how to post pic's yet. will be buliding up the L20 on the side and trying to get the stock L16 to work well and daily it i will also be uploading vids on youtube. i have alot going on with my life as far as automotive stuff goes. doing a 4.8LS swap in my 96 s14 and working on my bagged crown vic and a few other projects. will keep you all posted.