Engines and Components› Camshafts and Valvetrain

COMP Cams

COMP Cams Rockers CB 1.75 7/16in Ultra Pro

$650.95

SKU: C007 1827-16

In Stock
In Stock
Ships by Aug 1
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: 1827-16

The next design evolution of the Hi-Techa Stainless Steel Roller Rocker Arms are built to outlast and outperform in accuracy and strength. The Ultra Pro Magnuma XD Rocker Arms are engineered from durable 8650 Steel and include a machined billet Pushrod seat insert for a wide range of super accurate ratios. A unique and wide ratio range to fit almost any popular application from 1.5 to 1.73 in .5 increments for Chevy and 1.6 to 1.73 for various Ford Applications is available. These XD Rockers are fully rebuildable and boast precision-sorted needle bearings and hardened Roller tips. And, they work with most diameter springs and retainers. The new XD design utilizes advanced FEA and CAD design and development to improve strength, stiffness and MOI optimization for drag and circle track Applications.

  • Machined billet Pushrod seat insert for wide range of Rocker ratios used in popular Chevy and Ford Applications
  • 8650 Steel construction outlasts and outperforms other Rockers in accuracy and strength
  • Precision-sorted needle bearings better distribute the load and reduce wear for a longer service life
  • Engineered for use in endurance, circle track and drag Race Applications with improved strength and durability

CB, 7/16" Stud/1.75" Ratio, XD Rocker Arms - Set of 16

MIA's Description

COMP Cams Ultra Pro Magnum XD Roller Rocker Set with 1.75 ratio for BBC (Big Block Chevrolet). Built for accuracy and strength in demanding applications, these rocker arms are constructed from durable 8650 steel for enhanced accuracy and strength in high-stress environments. They include a machined billet pushrod seat insert for precise ratio control and are equipped with precision-sorted needle bearings to effectively distribute load and reduce wear. Hardened roller tips minimize friction and wear on valve stems. Designed using advanced FEA and CAD analysis to optimize strength, stiffness, and moment of inertia, making them suitable for endurance, circle track, and drag racing applications. They work with most common spring and retainer setups. This set includes 16 rocker arms and features a 7/16 inch stud size, common on many performance big-block Chevy engines. Also fits various Ford applications.

Fitment

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Specifications

BrandCOMP Cams
Part NumberC007 1827-16

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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