Speedmaster®
Chevy LS1 1.8 Ratio Aluminum Pedestal Mount Roller Rocker Arm Set
Product Information
Specs
| Brand: | Speedmaster |
| Part Number: | PCE261.1252 |
| Part Type: | Rocker Arm |
| Product Line: | Pedestal Mount |
| Rocker Arm Mounting Style: | Pedestal with shafts |
| Rocker Arm Ratio: | 1.80 |
| Rocker Arm Style: | Full roller |
| Shims Included: | No |
| Self-Aligning: | N/A |
| Rocker Arm Body Style: | Standard |
| Rocker Arm Material: | Aluminum |
| Rocker Arm Finish: | Black |
| Quantity: | Sold as a kit. |
| Notes: | Pedestals included. Bolts are not provided. |
Description
Speedmaster Aluminum Roller Rockers are extruded from 6061 T6 Aluminum. The larger needle bearing fulcrum can withstand valve spring loads up to 600lbs, while the extruded body has a tensile strength over 60,000 PSI. Ideally suited for use with Solid / Mechanical flat tappet and Hydraulic Roller Cams. They feature very precise valve operation, horse power increase of 10-15, increases valve train life dramatically, acceleration is more responsive, oil temp will run approximately 5-10 degrees cooler.
Warranty Information
Prop 65 Warning
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.