Posted 7/10/2020 16:33 (#8365639) Subject: 5.3 vs 8.1 Suburban
Currently have an 02 Suburban with a 5.3. Get 14-15 mpg. How much worse would an 01 3/4 ton with an 8.1 and Allison be? Found one close with low miles. Way more than I need, but it's a tempting buy.
AaronSEIA
5.3 vs 8.1 Suburban
