Why It Matters
The 1970 Corvette offered ZQ3, L46, and LT-1 350-cubic-inch small-blocks plus the LS5 454 big-block. The canonical model-year page keeps these factory choices together; an individual engine claim requires matching suffix, castings, dates, VIN evidence, hardware, and paperwork.
Also Known As
1970 Corvette 350 engine1970 Corvette LT-11970 Corvette LS5 454