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USD 650 650 775
Part #:

Harland Sharp Roller Rocker Arms 6.5L GM Diesel

1992-2000 GM 6.5L Diesel
Part #:
FROM 650
Ships from manufacturer (Usually in 4-5 Weeks)

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Harland Sharp D-Force Roller Rocker Arms are manufactured in-house ensure maximum strength and durability for your GM Valvetrain The D-Force roller rocker arms also feature a roller tip for superior friction reduction and increased performance. For use in racing applications, and with no required modifications, the D-Force roller rocker arms from Harland Sharp truly are the simplest way of maximizing your diesel engines valvetrain performance!

  • 16 Bronzed bushed rocker arms
  • Roller tip bridges
  • Billet spacers

Product Options

DFGM65K Non-Adjustable
DFGM65AK Adjustable


  • Manufacturer Name Harland Sharp
  • Shipping Weight 10.00 lb.
  • Shipping Length 5 in.
  • Shipping Width 11 in.
  • Shipping Height 2 in.
  • Fuel Type Diesel
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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Questions and Answers

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Most Popular Questions

Are these 1.6:1 ratio?
View Staff Answer 
The Harland Sharp Roller Rocker Arms 6.5L GM Diesel are sold on the site as a stock ratio, but if you're looking for an increased ratio call us at 1-888- DIESEL-4 and we can special order them for you.
Will these fit 6.2L engine?
View Staff Answer 

They will not work with the 6.2L engines.

Will I need new push rods?
View Staff Answer 
The non-adjustable Harland Sharp Roller Rocker Arms 6.5L GM Diesel do not require different length push rods if nothing has changed in the valvetrain geometry (i.e. camshaft, milled head, etc).
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