What Ford engines are these rocker arms designed for?

These COMP Cams Ultra Pro Magnum XD Rocker Arms are specifically designed for Ford engines such as the Boss 302, 351C, 429, and 460. They are intended for stud-mount applications with a 7/16 inch stud size.

What makes the Ultra Pro Magnum XD design different from other rockers?

The XD design uses advanced engineering analysis to optimize strength and stiffness. They are built from durable 8650 steel and feature a unique machined billet pushrod seat insert for added durability, along with precision needle bearings and hardened roller tips.

Are these rocker arms compatible with my existing valve springs and retainers?

Yes, these rocker arms are designed to work with most common diameter valve springs and retainers, which helps simplify installation into your existing valvetrain setup.

COMP Cams Rocker Arms 1.8 Ratio 7/16in Ultra Pro 1838-16

Name: COMP Cams Rockers FC 1.8 7/16in Ultra Pro
Brand: COMP Cams
Price: 696.32 USD
Availability: InStock

COMP Cams Rockers FC 1.8 7/16in Ultra Pro

$696.32

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

COMP Cams Ultra Pro Magnum XD Rocker Arms for Ford 429-460, Boss 302, 351C. These well-built rockers feature a 1.8 ratio and 7/16in stud size for improved valve control.

Key Features

Fits a wide range of Ford vehicles including the Galaxie, Mustang, and Gran Torino.
Features a 1.8 ratio and 7/16 inch stud size for improved valve lift and duration.
Constructed from durable 8650 steel for long service life.
Includes a unique machined billet pushrod seat insert for exceptional durability.
Utilizes precision-sorted needle bearings and hardened roller tips to reduce wear.
Fully rebuildable design for easier maintenance.

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Will this fit your vehicle?

Product Details

If you're working on a Ford engine like the Boss 302, 351C, 429, or 460, these COMP Cams Ultra Pro Magnum XD Rocker Arms are a solid choice for rebuilding or upgrading your valvetrain. They're designed to handle the demands of performance engines, offering a 1.8 ratio and a 7/16 inch stud size that helps improve valve lift and duration for better engine breathing. This set includes 16 rocker arms, enough for a V8 engine.

These rockers are constructed from durable 8650 steel, which is known for its strength and ability to outlast many other materials. A notable feature is the unique machined billet pushrod seat insert, adding exceptional durability right where it's needed most. The XD design itself has been developed using advanced engineering analysis to optimize strength and stiffness, making them suitable for endurance, drag, and circle track applications. They are also fully rebuildable, meaning you can service them if needed down the road. Precision-sorted needle bearings and hardened roller tips are used to help distribute loads effectively and reduce wear, contributing to a longer service life for your engine.

These rocker arms are designed to work with most common spring and retainer diameters, simplifying installation. They fit a wide range of Ford vehicles from the 1960s through the 1990s, including models like the Ford Galaxie, Mustang, and Gran Torino. Make sure to check the specific fitment for your vehicle to confirm compatibility.