Welcome. Being new to the site, you need to be sure to read the "Read Me' posts at the beginning of each forum. The ones here for example recommend that you just post a general introduction here and post tech questions in the appropriate tech forum, "General Rodding Tech" in this case. This will give you the best chance for a good answer.
Also, this topic has been covered several times in depth so do a search using the link in the menu above.