Rocker Arm - Magnum - 3/8 in Stud Mount - 1.60 Ratio - Roller Tip - Chromoly - Various V8 Applications - Set of 16

Engine Rocker Arm

Non-Rail / '61-'67
Oldsmobile 260-455 c.i.d. V8 3/8" Studs / 1.6:1 Ratio

Ultimate street Roller Rocker arm designed for Serious performance enthusiasts
Constructed from 8620 chromemoly Steel, a superior material that will not flex and ensures maximum lift
Roller tip reduces friction while stiff design and superior ratio accuracy yield more effective valve lift
For Applications with less than 350 lbs. of open spring pressure

Also Available in Kits:

AMC 290-401 c.i.d. V8 Rockers and Pushrods
Oldsmobile 350-403 c.i.d. V8 Rockers, Pushrods, Studs and Guide Plates
Oldsmobile 455 c.i.d. V8 Rockers, Pushrods, Studs and Guide Plates

Additional Information

Perfect for street performance, our 8620 chromemoly steel Magnum roller tip rockers can handle up to 350 lbs of spring pressure. These 1442 rockers feature a 1.6 ratio for 3/8" stud AMC 290-401, non-rail Ford 289-351W and Olds 260-455.

Part Type

Engine Rocker Arm Kit

Product Overview

COMP Cams Magnum Roller Rockers are the ultimate street rocker because they were designed with the serious performance enthusiast in mind. They will help your engine make more power and last longer.
• Ultimate street roller rocker arm designed for serious performance enthusiasts
• Constructed from 8620 chromemoly steel, a superior material that will not flex and ensures maximum lift
• Roller tip reduces friction while stiff design and superior ratio accuracy yield more effective valve lift
• For applications with less than 350 lbs. of open spring pressure

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Product Details

Product Downloads

#	Document Type	Download
1.	Catalog

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

Rocker Arms, Stud Mount, Roller Tip, Steel, 1.6 Ratio, Fits 3/8 in. Stud, AMC, Ford, Oldsmobile, Set of 16

One way to increase power is to increase lift. That's what makes COMP Cams Magnum roller tip rocker arms so popular. They're one of the highest lift rockers you can get outside of racing. And, along with the lift, you also get a ball pivot roller tip to prevent valve stem and guide wear.