What is the ratio of the rocker arms in this kit?

The Ultra Pro Magnum rocker arms included in this kit feature a 1.7 ratio. This ratio helps to increase valve lift compared to stock components.

What are the lengths of the included pushrods?

This kit contains Magnum pushrods with specific lengths for optimal fitment: 8.280 inches for the intake side and 9.250 inches for the exhaust side.

Are there any special tools required for installation?

Installation of rocker arms and pushrods typically requires standard engine hand tools. It is always recommended to consult the manufacturer's installation instructions for specific tool requirements and procedures.

COMP Cams Ultra Pro Magnum Rocker/Pushrod Kit 1.7 Ratio RPM1

Name: COMP Cams Rocker/Pushrod Kit; CB 1.7 7/1
Brand: COMP Cams
SKU: comp-cams-comp-cams-rocker-pushrod-kit-cb-1-7-7-1-t14-4397071
Price: 705.45 USD
Availability: BackOrder

COMP Cams Rocker/Pushrod Kit; CB 1.7 7/1

$705.45

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 Rocker/Pushrod Kit; CB 1.7 7/1. A complete kit for upgrading your Chevrolet Big Block engine's valvetrain.

Key Features

Fits a wide range of Chevrolet and GMC Big Block engines.
Includes 1.7 ratio Ultra Pro Magnum rocker arms.
Includes 8.280" intake and 9.250" exhaust Magnum pushrods.
All components are matched for optimal valvetrain geometry and performance.
Designed for Chevrolet 396, 402, 427, and 454 Big Block engines.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Will this fit your vehicle?

Product Details

If you're looking to get more out of your Chevrolet Big Block engine, a well-matched set of rocker arms and pushrods can make a notable difference. This kit from COMP Cams bundles their Ultra Pro Magnum 1.7 ratio rocker arms with their Magnum pushrods, ensuring all the components work together seamlessly for your 396, 402, 427, or 454 engine.

This kit is designed to simplify the upgrade process. You get a set of 1.7 ratio Ultra Pro Magnum rocker arms, which are known for their strength and precision. Paired with them are the correct length Magnum pushrods: 8.280 inches for the intake and 9.250 inches for the exhaust. Using matched pushrods is crucial for proper valvetrain geometry and to avoid potential damage or performance loss. COMP Cams offers these components together so you can be confident that everything is compatible right out of the box.

This package is a solid option for owners of a wide range of Chevrolet and GMC vehicles from the 1960s through the 1990s, including models like the Chevrolet C10 Pickup, GMC C1500 Pickup, and Chevrolet Impala. Having all the necessary valvetrain pieces in one kit saves you time and guesswork, letting you focus on getting your engine running its best.