Speedmaster®
Mopar Chrysler BB 383 440 1.6 Ratio Aluminum Roller Rocker Arms & Shafts
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Product Information
Overview
Speedmaster extruded aluminum and stainless steel shaft mount rocker system includes steel shafts with pedestals. All rockers feature large needle bearings or bushes and roller tips. For extreme high performance applications. They not only unleash horsepower, but they also lengthen valvetrain component life and reduce wear and tear on valve stem tips. These rockers are precision-machined to ensure consistency and ratio accuracy and have a great looking finish.
Specs
| Brand: | Speedmaster |
| Part Number: | PCE261.1034.01 |
| Part Type: | Rocker Arm |
| Product Line: | Shaft Mount |
| Rocker Arm Mounting Style: | Shaft |
| Rocker Arm Ratio: | 1.6 |
| Rocker Arm Style: | Roller Tip |
| Shaft Diameter (in): | 0.875 in. |
| Shims Included: | No |
| Self-Aligning: | No |
| Rocker Arm Body Style: | Standard |
| Rocker Arm Material: | Aluminum |
| Rocker Arm Finish: | Red anodized |
| Quantity: | Sold as a kit. |
| Notes: | Requires the use of cup-style pushrods. |
Warranty Information
12-Month Limited Worldwide Warranty
Prop 65 Warning
This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Installation Guide
Our AI assistant generates a step-by-step guide for this product — covering installation, maintenance, and troubleshooting.
This AI-generated guide is for general reference only and does not constitute official Speedmaster product documentation. Always verify fitment, torque specifications, and safety requirements before installation.