Can a 8.3L V-10 be swapped with a 5.7L V-8?

From : dave davis

Q: i have a 2004 dodge ram 1500 5.7l and was wondering if anyone knows if i can replace that engine with the viper v-10 that goes in the srt-10 will i have to change out the transmission and rearend .

Replies:

From : tom lawrence

i have a 2004 dodge ram 1500 5.7l and was wondering if anyone knows if i can replace that engine with the viper v-10 that goes in the srt-10 will i have to change out the transmission and rearend the trans will most likely need to be swapped... the srt-10 is available with an automatic transmission but i doubt they use the 545rfe with it - due to the hp/torque output its most likely a 48re. you dont have to change out the rear end however youre going from 375ft.lbs. to 500ft.lbs. in the end it will be much cheaper to simply trade in your truck on a used srt-10 ive seen one recently low mileage selling for under $28k. .

From : gary glaenzer

transmission change 545 rfe to a-618 change ecm to operate od and lu in the 618 change wiring harness i have a 2004 dodge ram 1500 5.7l and was wondering if anyone knows if i can replace that engine with the viper v-10 that goes in the srt-10 will i have to change out the transmission and rearend .