August 25, 2006I have the 4.8 and a set of 5.3 heads and injectors. what is the difference between the heads and the injectors. what will it do to my compression will i have to retune the computer any other general answers to a swap like this... thanks for any help guys
Forums : Engines-Gasoline : 4.8 5.3 cylinder heads and injectors? (191 Views)
Subscribers : mercuno
August 26, 2006Heads are the same, so no gain there. Injectors even if they were bigger would give you no gains as your engine has no need for more fuel.
August 27, 2006im runnin nitrous soooo. but if they are the same what should i do with em before i switch em out i know i want rollers should i mill it port it i dont know anything really about heads