1999 chevy suburban 5.7 vortec to7.4
this has probably been covered but could not find what iwas looking for.i have a 1999 chevy suburban 4x4 with a 5.7 vortec and want to swap to a 7.4. what year engines should i be looking for and what to look forward to. plan on doing the work myself. have access to lifts stands and tools at work.
1999 chevy suburban 5.7 vortec to 7.4
Your truck has a 4l60e and the big block Suburbans came with 4l80e . I dont think the big will bolt to the 4l60e. Also you will have to change the wiring harness along with the computer.