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ATI Damper -8.9in-10% OD SC 15+ Hellcat, Trackhawk - 6.2L

ATI
APPATI918485
800157032639
Crankshaft Dampers
9 Units In Stock - Ships Next Business Day
$ 595.73 $ 564.90
$ 564.90

No Fitment Data
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SKU: ATI918485

Super Damper Harmonic Dampers

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 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)

 

YEARS

ENGINE

DAMPER

PART #

OUTER

DIAMETER

AVG WEIGHT

LESS HUB

SHELL

MATERIAL

SHELL #

RIBS

HUB #

HUB

MATERIAL

'15+

354 SC NHRA DRAG PAK CHALLENGER [10]

918484 [4]

7.95"

11.60 LBS

ALUM

918484S

12 & 6

916279

STEEL



918489 [4]

7.53"

11.05 LBS

ALUM

918489S

12 & 6

916279

STEEL











'15+

VVT

6.2L SUPERCHARGED V8

HEMI HELLCAT, '18 DEMON

CHALLENGER, CHARGER, TRACKHAWK

918483 [4]

8.18"       OEM

-

ALUM

918483S

10 & 6

916278

STEEL



918485 [4, 9]

8.90"     10% OD

-

ALUM

918485S

10 & 6

916278

STEEL











'05 -'10

NON-VVT

6.1 L / CRATE 392 & 426 HEMI STOCK [8]

918432

6.78"     5% OD

4.5 LBS

ALUM

917071-55

6

916652

STEEL



918437

7.48"    17% OD

-

ALUM

917073

6

916652

STEEL



918438 [3, 7]

5.67"   13% UD

3.6 LBS

ALUM

-

6

916241

STEEL











'11-'20

VVT

5.7L & 6.4L HEMI

CHARGER, CHALLENGER, 300C,GRAND CHEROKEE, COMMANDER, DURANGO

918487

5.67"   15% UD

-

ALUM

-

6

916241

STEEL



918459

6.78"    6% OD

-

ALUM

917071

6

916541

STEEL



918486

7.48"    18% OD

-

ALUM

917073

6

916541

STEEL











'09 - '10

VVT

5.7L HEMI CHARGER, CHALLENGER, 300C,GRAND CHEROKEE

918446

7.48"     18% OD

-

ALUM

917073

6

916246

STEEL



918447 [3]

5.67"     15% UD

3.6 LBS

ALUM

-

6

916245

STEEL











'05 -'08

NON-VVT

300, MAGNUM, GRAND CHEROKEE, CHARGER, COMMANDER

918436

7.48"     10% OD

4.5 LBS

ALUM

917073

6

916247

STEEL



918435

6.78"     2% UD

-

ALUM

917071

6

916247

STEEL











'03 -'08

NON-VVT

5.7L HEMI TRUCK LENGTH DURANGO, ASPEN

918434 [5]

7.48"     4% OD

-

ALUM

917044

8

916248

STEEL



918433 [5]

6.78"     5% UD

4.5 LBS

ALUM

917075

8

916248

STEEL



918439 [1, 3]

5.93"    15% UD

7.55 LBS

ALUM

-

7

916242

STEEL

'09-'20

VVT

5.7L & 6.4L HEMI TRUCK,

2009 ONLY DURANGO (NON JEEP / COMMANDER & ASPEN)

918452

7.48"    18% OD

9 LBS

ALUM

917044

8

916238

STEEL



918453

6.7"      6% OD

4.5 LBS

ALUM

917075

8

916238

STEEL



918454 [4, 11]

7.074"   15% UD

-

ALUM

917020

6

916239

STEEL











4.7 AND SOME 3.7 RAM, DAKOTA, GRAND CHEROKEE W/BOLT-ON PULLEY OEM

(PT# 916236) & 25% UD (PT# 916237)


918429 [6]

7.07"     OEM

6.25 LBS

ALUM

918850

6

916311

STEEL



918428

6.32"    25% UD

3.9 LBS

ALUM

917070

6

916311

STEEL











'00 - '10

NEON SRT-4 / PT CRUISER ('00-'10) DOUBLE 4 RIB OUTER SHELL

917469 [2]

6.78"     7% OD

4.5 LBS

ALUM

-

4

916422

STEEL

1 Requires shorter belt (Goodyear #4070975) 7 groove.

2 Use Duralast belt #560K4

3 Must turn down OD of stock washer to 1.850”

4 Requires a 97.75” long belt - Gates part # K060975

5 These are 8 groove dampers. Your OEM belt is 7 rib. Use the first groove closest to the engine. Aftermarket belts are 6 rib.

6 Requires a 97.75” long belt - Gates part # K060975.


7 Requires Shorter Belt: PN 5060800 Dayco Belt

8 For 392, use 5.7/6.1 OEM or ARP retaining bolts

9 Adds 3 PSI. Requires grinding the AC bracket for clearance. Use Gates Belt #K100594H (59.4”).

10 NHRA FSS legal as of 7/2/2021. Requires BB Chevy seal and front cover to be bored to fit! 2015+ 354 Super charged Drag Pak - 7.950 drive diameter

11 Use Gates Belt # K060771 / 6PK1957

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