i have a iron block 408 with t/f 215 11.8 compression 244/245 650/650 112 lobe sep,42 pound injectors with 61 psi feul pressure. it also has 1 7/8 headers. can anyone please help me with a base tune so i can start this bad m/f. thanx in advance. email it to fireblade@bellsouth.net i hope this is in the right section. if you need any more info let me know.