PRO/SPORT SFI Spec. #18.1 Harmonic Dampers
  Part No.   Application  Balance   Wgt.   A   B   C
  31262   Chevrolet V8 - 283-350, 6.1", min. inertia, 5.4 lbs#  Int. Only   5.4  6.1  1.52  2.38
  34260   GM V8 LS1 Camaro & Firebird, LS2 GTO  Int.   12.4  7.52  2.31  3.70
  34261   GM V8 LS1, LS2, LS3 & LS6 Corvette, Pontiac G8 L98, LS3  Int.   12.7  7.52  2.47  2.86
  34262   Chevrolet V8 - 283-350#  Int. Only   10.15  6.61  1.52  2.38
  34263   Chevrolet V8 - 396-427  Int.   12.79  7.01  1.73  2.68
  34264   Chevrolet V8 - 454  Ext.   14.13  7.01  1.73  2.68
  34265   Chevrolet V8 - 283-350  Int.   10.14  6.61  1.52  2.38
  34266   Chevrolet V8 - 400  Ext.   11.29  6.61  1.52  2.38
  34269   Ford V8 - 289-351 Except late 5.0L(28.4 in.oz.)  Ext.   11.01  6.61  1.52  3.00
  34270   Ford V8 - 5.0L-1981 & later only(50 in.oz.)  Ext.   11.81  6.61  1.52  3.00
  34271   Ford 4.6L '96 & Later  Int.   9.24  6.61  1.52  2.17
  34272   Ford V8 - 429-460  Int./Ext.   9.96  6.61  1.52  2.19
  34277   Chrysler V8 - 273-360  Int.   11.14  6.61  1.52  2.81
  34278   Chrysler V8 - 318-360  Ext.   11.93  6.61  1.52  2.81
  34279   Chrysler V8 - 383-440 Including Hemi*  Int.   10.80  6.61  1.52  2.22
  34297   MG B, MG A  Int.   3.99  5.20  1.07  0.49
  35264   Counterweight for Chevrolet V8 - 454 (for 34263 or 34264)  -   1.32  N/A  N/A  N/A
  35266   Counterweight for Chevrolet V8 - 400 (for 34265 or 34266)  -   1.10  N/A  N/A  N/A
  35269   Counterweight for Ford SB V8 28.4 in.oz. (for 34269 or 34270)  -   1.13  N/A  N/A  N/A
  35270   Counterweight for Ford SB V8 50 in.oz. (for 34269 or 34270)  -   1.91  N/A  N/A  N/A
  35278   Counterweight for Chrysler V8-360 (for 34277 or 34278)  -   0.92  N/A  N/A  N/A
 
  Under Drive Dampers & Pulley Kits     
  32068   Dodge - Hemi Car V8 - 5.7L 20% Under Drive  Damper only   7.63 5.86 1.67 3.84
  32088   Dodge - Hemi Truck V8 - 5.7L 20% Under Drive  Damper only   8.68 5.86 1.62 4.75
  32560   GM V8 25% Under Drive LS1 Camaro & Firebird. LS2 GTO  Damper only   11.07  6.14  2.53  3.88
  32561   GM V8 25% Under Drive LS1, LS2, LS3 & LS6 Corvette,
  Pontiac G8 L98, LS3		  Damper only   11.76  6.75  2.83  3.03
  32571   Ford 4.6L 25% Under Drive 1996-2007 2V, 3V & 4V  Damper only   7.71  6.14  2.00  2.52
  32584   GM Truck V8, 4.8-5.3-6.0L - 25% Under Drive  Damper only   11.97 5.86 2.54 4.54
  42571   Ford V8 4.6L 25% Under Drive Kit 1996-2000 2V & 4V  Kit   For More Details...
  42671   Ford V8 4.6L 25% Under Drive Kit 2001-2004 2V & 4V  Kit   For More Details...  
  42771   Ford V8 4.6L 25% Under Drive Kit 2005 & later 3V  Kit   For More Details...  
  42584   GM Truck V8, 4.8-5.3-6.0L - 25% Under Drive Kit  Kit   For More Details...  

CAUTION: PRO/SPORT Counterweights are not interchangeable with PRO/RACE or PRO/STREET Counterweights.

 

#31262 & 34262 are NOT drilled to accept 400 Chev. C/weight #35266

 

* Fits Chrysler 440 forged crank, 361-383 “B” engine forged cranks (‘62-’70), and 413-426. Also fits Race and Street Hemi with slight TDC adjustment as detailed in instructions supplied. Will not fit 392 Hemi.

   Front of Engine                           24277, 24279,     24272, 34272
    <----------------------                        34277, 34279,     64272 only
                                                    64277, 64279
                                                    Only
  		 
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