4.7 engine swap to a 5.7 hemi

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jsmith180601

Member
Joined
Mar 13, 2013
Posts
43
Reaction score
2
Ram Year
2002
Engine
4.7
So I was thinking of buying a new truck but I read on another forum of people swapping engines. I just want more power and I also heard the 5.7 has better fuel economy.
My truck is a 2002 ram 1500 with the 4.7motor. What I'm asking is will the motor mounts line up and what modifications will be needed. Has anybody done the swap? Any information will help

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KGBIGCOUNTRY

Senior Member
Joined
Jun 29, 2010
Posts
13,307
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478
Location
MECH, VA
Ram Year
2004 RCSB/2005 QCSB
Engine
5.7 / 5.7
Find a wrecked donor truck for your app an 03 would be the easier swap, I stress the word easier. Its not as simple and pull the 4.7, drop in the 5.7 because of the exhaust, trans mount, throttle body, wiring harness with all connectors and sensors, pcm and a longer list of odds and ends.
 

KGBIGCOUNTRY

Senior Member
Joined
Jun 29, 2010
Posts
13,307
Reaction score
478
Location
MECH, VA
Ram Year
2004 RCSB/2005 QCSB
Engine
5.7 / 5.7
If he likes the body style the ticket is to buy an 05 so the modding ability will be endless, or how much the bank account can take.
 
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