$$145.74Engine \ Rocker Arms \ Chevy Small Block, Aluminum Roller Rocker Arms66910
PFM66910
ProForm 66910 Roller Rocker Set, 1.6 Ratio, 7/16 Stud, Extruded, SB Chevy
Rid your engine of internal friction with roller-tipped rocker arms. The race-proven full needle bearing, fulcrum and roller tip not only unleash horsepower, they also lengthen valve train component life and reduce wear and tear on valve stem tips. Precision machined to insure consistency and ratio accuracy. 16 extruded aluminum roller rockers ...
Proform66910 Engine Roller Rocker Arm Set 1.6 Ratio 7/16

Proform

ProForm 66910 Roller Rocker Set, 1.6 Ratio, 7/16 Stud, Extruded, SB Chevy

$145.74

Item #: PFM66910

Mfg Part #: 66910

UPC #: 37995369102

Applies To Continental U.S. orders only

Quantity:

Qty Available: 0

Specifications
Roller Rocker Specifications
Rocker Arm Mounting Style
Stud
Self-Aligning
No
Rocker Arm Ratio
1.6
Maximum Spring Diameter (in)
1.400 in.
Rocker Arm Style
Full roller
Stud Size
7/16 in.
Shims Included
No
Rocker Arm Material
Aluminum
Rocker Arm Body Style
Extruded
Rocker Arm Fasteners Included
Yes
Rocker Arm Nut Style
Polylock
Slot Width (in)
0.550 in.
Rocker Arm Finish
Blue anodized
Quantity
Sold as a set of 16.
Applications
Make
Chevrolet
Engine Family
Chevy small block Gen I
Engine Size
4.3L/262-6.6L/400
Years
1955-1986
General
Brand
Proform
Item #
PFM66910
Mfg Part #
66910
UPC
37995369102
Description

Rid your engine of internal friction with roller-tipped rocker arms. The race-proven full needle bearing, fulcrum and roller tip not only unleash horsepower, they also lengthen valve train component life and reduce wear and tear on valve stem tips. Precision machined to insure consistency and ratio accuracy. 16 extruded aluminum roller rockers and 16 poly locks. Sold as one set.

  • Engine Roller Rocker Arm Set
  • 1.6 Ratio With 7/16 Inch Stud
  • Extruded Aluminum Type with Roller Needle Bearing Trunions
  • Fits Small Block Chevy Engines
  • Blue Anodized Finish
  • Use With A Max Spring Diameter of 1.400 Inches
  • Poly Locks Included
  • Sold As One Set
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