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ATI PERFORMANCE SUPER DAMPER Harmonic Damper [ALUMINUM SHELL | 7.074\" OD | 3 RING | TOTAL WEIGHT 6.25 LBS | INERTIA WEIGHT 4.5 LBS] (GM LS1)

ATI PERFORMANCE SUPER DAMPER Harmonic Damper [ALUMINUM SHELL | 7.074" OD | 3 RING | TOTAL WEIGHT 6.25 LBS | INERTIA WEIGHT 4.5 LBS] (GM LS1)

$394.84

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LS1 SB V8 1.483" CRANK
COUNTERBORED TO ACCEPT DRIVE MANDREL

[4] Hubs for these assemblies have a 2.280 counterbore. A standard length crank bolt is used and the mandrel bolts to the 3 pulley mounting holes. This eliminates the 4" - 6" long bolt that is ineffective in retaining torque. Adapter part # 916321 is available for existing mandrels with 1.245" pilot.
[16] 7" Dampers will not fit front distributor drive timing covers
[17] Aluminum Hub (part #916099) available. Add $25 at time of order.


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  • Model: 917211
  • FROM: ATI PERFORMANCE PRODUCTS

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we added this on Thursday 10 November, 2011.

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