will the 4.8 pistons fit in a 5.3 eng. its because i broke 2 pistons in my 5.3 and want to put 2 pistons and make it work and sell the eng. because my 5.3 only has 10k miles on it and can i build a 5.7 out of 4.8 with forged pistons and rods, is the 4.8 crank is the same as the 5.3 so i can use it in the 5.7 out of a 4.8 eng. with the 4.8 crank can i do this or not? ,thanks for the help guys

 

no the 4.8 are flat tops

no 5.3 crank is the same as ls1 crank

4.8 is shortwer stroke