Roller Rocker Arm Set; 1.65 Ratio; Shaft Mount Style; Fits Buick 455 Engines | #66864

Buick Billet Aluminum 
Roller Rocker Arms

1.65 Ratio; Shaft Mount Style
Fits Buick 455 Stage 1 & 2
  • 1.65 Ratio Shaft Mount Style
  • Billet Aluminum Body
  • Race Series Purple Anodized Finish
  • Hardened Shafts, Spacers, and Hardware Included
  • PROFORM Parts Brand Product
  • Sold as One Set of 16 Pieces
PART# 66864
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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.

  • Rid your engine of internal friction with roller-tipped rocker arms.
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