LS7 vs LS9 Engine Head Series
LS7 vs LS9 Engine Head Series General Motors manufactures superpowered LS engines in a wide range. LS7 and LS9 are the two most advanced versions of the LS engine series. Though both are well recognized, this article is about the sharp difference between LS7 and LS9. What are LS7 and LS9? LS7 and LS9 are the two …