Ati Damper ATI918454

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Wsttxboi

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Feb 21, 2020
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Location
Texas
Ram Year
2012
Engine
5.7 345 Hemi
I have a 2012 5.7 Ram of which I’m looking to install a ATI Damper that I bought over a year ago. I was just wondering if anyone knew what size belt I needed to replace with the factory one. My ati product code doesn’t match the ones that say are compatible with my model on the ati site but I read somewhere that it would still fit so I’m gonna buy a belt and give it a shot.....I’ve seen a different pulley number on every site so I’m not even sure where I bought mine from but I do know it’s for a 5.7 Hemi so I’ll see what happens.....
 

88ROOK

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Location
illinois
Ram Year
2018
Engine
5.7
find a truck it fits on, see what belt they recommend, from that truck see what the stock size is a compare it to the one they recommend, 2-3 inches maybe, idk. now take your stock belt to check the size and add what you got off the recommended belt from the other truck. its just a little add and subtract then add to yours
 

crackerjack1957

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Ram Year
2014 Sport 1500 CC 4x4
Engine
Hemi 5.7...65RFE...4.56
Ati Damper ATI918454 would be the 15% underdrive
http://www.atiracing.com/products/dampers/charts/damchrysler.htm

The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chrysler, Dodge and Mopar Engines - including the new HEMI!
Whether you race or just drive on the street, ATI's harmonic balancers are the perfect choice.
  • Eliminates torsional crankshaft vibrations
  • Exceeds SFI 18.1 specs
  • Black zinc chromate finished
  • OEM equipment on 392 Mopar Crate Engines
  • Tunable, rebuildable, and extremely efficient at ALL RPM
  • Laser engraved 360° timing marks

Inner and outer shells are available in aluminum or steel, and contain a steel inertia weight. This inertia weight has six (2-ring design) or eight (3-ring design) computer machined grooves to retain the proper durometer O-rings (dyno tested for each application).

A shorter serpentine belt is needed when running this pulley. 2009-2012 Trucks need a 77.5" 6 Rib Belt, and 2013+ Trucks need a 71.5" 6 Rib Belt.
 

Fast69Mopar

Senior Member
Joined
May 10, 2019
Posts
2,433
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Location
Texas
Ram Year
2006
Engine
5.7 HEMI
I have a 2012 5.7 Ram of which I’m looking to install a ATI Damper that I bought over a year ago. I was just wondering if anyone knew what size belt I needed to replace with the factory one. My ati product code doesn’t match the ones that say are compatible with my model on the ati site but I read somewhere that it would still fit so I’m gonna buy a belt and give it a shot.....I’ve seen a different pulley number on every site so I’m not even sure where I bought mine from but I do know it’s for a 5.7 Hemi so I’ll see what happens.....
This is the belt that I have used for this ATI Damper...

K060772HD

It is the same belt that is in the 2nd link posted by @crackerjack1957
 

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