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Proform Roller Rocker Arm Set, 1.65 Ratio, Shaft Mount Style, Fits Buick 455 Engines 66864

Proform Roller Rocker Arm Set, 1.65 Ratio, Shaft Mount Style, Fits Buick 455 Engines 66864
Proform Roller Rocker Arm Set, 1.65 Ratio, Shaft Mount Style, Fits Buick 455 Engines 66864Proform Roller Rocker Arm Set, 1.65 Ratio, Shaft Mount Style, Fits Buick 455 Engines 66864
$1,108.99 ea
NEWARRIVING SOONEstimated Ship Date 06/18/2025 (If Ordered Today)3 Available from our supplier as of 06/09/2025
Model: 3439451
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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Take your Buick valve train to the next level of performance with a friction-reducing roller rocker system. This shaft mounted roller rocker system will fit standard stage 1 and 2 cylinder heads, and is designed for 1.65 ratio. Please note that the push rod hole may require additional clearance. Premium Race Series rockers include 16 billet aluminum roller rockers with adjusters, two shafts, and all the necessary spacers and mounting hardware.

  • Engine Roller Rocker Arm Set
  • 1.65 Ratio Shaft Mount Style
  • Billet Aluminum Body
  • Fits Buick 455 Stage 1 and 2 Cylinder Heads
  • Race Series Purple Anodized Finish
  • Hardened Shafts, Spacers, and Hardware Included
  • One Set of 16 pcs

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years
Buick Centurion Base 1971 - 1973
Buick Century Base 1973 - 1974
Buick Century Luxus 1973 - 1974
Buick Electra 225 Custom 1970 - 1974
Buick Electra 225 Limited 1974
Buick Electra 225 1970 - 1976
Buick Electra Base 1973
Buick Electra Custom 1975
Buick Electra Limited 1975 - 1976
Buick Estate Wagon Base 1970 - 1976
Buick GS 455 Base 1970 - 1972
Buick GS 455 GSX 1970
Buick LeSabre Base 1970 - 1975
Buick LeSabre Custom 1970 - 1976
Buick LeSabre Luxus 1974
Buick Regal Base 1973 - 1974
Buick Riviera Base 1970 - 1976
Buick Riviera GS 1975
Buick Riviera Gran Sport 1971
Buick Riviera SR 1976
Buick Riviera Sport 1976
Buick Skylark Base 1970 - 1971
Buick Skylark Custom 1970 - 1971
Buick Sportwagon Base 1970
Buick Wildcat Custom 1970

Specifications:

Applications Buick 455 Engines
Category Roller Rocker Arm Set
Engine Family Range 1 Buick 455 Engines
Feature/Benefit Rid your engine of internal friction with roller-tipped rocker arms., Precision machined to insure consistency and ratio accuracy., Lengthens valve train component life and reduces wear on valve stem tips., 16 billet aluminum roller rockers, hardened shaft, and hardware included.
Finish Anodized
Make GM
Material Billet Aluminum
Part Type Rocker Arm, Engine Rocker Arm

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Proform Roller Rocker Arm Set, 1.65 Ratio, Shaft Mount Style, Fits Buick 455 Engines 66864: