M MA87K5 1/2 ton status Joined Apr 6, 2000 Posts 558 Reaction score 0 Location Chicopee, Ma 01020 May 9, 2000 #1 Will puting in a performance chip in a 87 blazer 350 tbi actually improve the performance and fuel milage? If so by how much?
Will puting in a performance chip in a 87 blazer 350 tbi actually improve the performance and fuel milage? If so by how much?