motor swap out

[99maxum211]

i have to change my motor. i have a 5.0 merc.
what are the pro's and con's from a 5.0 to a 5.7

also has any heard of atk marine engines
1996-2006 GM 5.0 / 305/ 230HP Vortec, Complete with oil pan, front cover and valve covers installed, SAE threads, Roller Cam, Plastic Front Cover w/sensor hole. 8 bolt intake Casting number: 880, 878 ATK-VMM2

[mmwjr]

Originally Posted by 99maxum211

i have to change my motor. i have a 5.0 merc.
what are the pro's and con's from a 5.0 to a 5.7

also has any heard of atk marine engines
1996-2006 GM 5.0 / 305/ 230HP Vortec, Complete with oil pan, front cover and valve covers installed, SAE threads, Roller Cam, Plastic Front Cover w/sensor hole. 8 bolt intake Casting number: 880, 878 ATK-VMM2

Similar to what I bought in 2016, what’s the price?

[99maxum211]

$2,100 to $3,100

[mmwjr]

Originally Posted by 99maxum211

$2,100 to $3,100

? What’s the difference for the $1K spread? I think I paid $2400 including all tin but the intake was separate.