Speedmaster®
Chevy GM LS1 1.7 Ratio Stainless Steel Roller Rocker Arm Set Stud Mount
Product Information
Overview
Speedmaster Stainless steel rollers are manufactured from heat-treated stainless steel and alloy steel tip rollers. Speedmaster roller rockers are available in various ratios, so you are good to go. They feature greater strength and durability, capable of withstanding valve spring load up to 600lbs.
Specs
| Brand: | Speedmaster |
| Part Number: | PCE261.1257 |
| Part Type: | Rocker Arm |
| Product Line: | Stud Mount |
| Rocker Arm Mounting Style: | Stud |
| Rocker Arm Ratio: | 1.7 |
| Rocker Arm Style: | Full roller |
| Shims Included: | No |
| Self-Aligning: | No |
| Rocker Arm Body Style: | Standard |
| Rocker Arm Material: | Stainless Steel |
| Rocker Arm Finish: | Polished |
| Quantity: | Sold as a kit. |
| Notes: | Poly locks included |
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.