Speedmaster®

Chevy GM LS3 Shaft Mount 1.7 Ratio Super Street Aluminum Rocker Arms

PROMOTION
Promo
Speedmaster® PCE261.1242 Chevy GM LS3 Shaft Mount 1.7 Ratio Super Street Aluminum Rocker Arms
Speedmaster® PCE261.1242 Chevy GM LS3 Shaft Mount 1.7 Ratio Super Street Aluminum Rocker Arms
Speedmaster® PCE261.1242 Chevy GM LS3 Shaft Mount 1.7 Ratio Super Street Aluminum Rocker Arms
US $393.90 US $463.40
You Save US $69.50 (15%)
Single Points Earn 394 Points
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This Promo is for an Open-Box item

  • The same warranty as a brand new item.
  • All components included as a brand new item.
  • A new brown box.

Available for a limited time and in limited quantities. If you prefer to purchase a brand-new version of this product, please visit our authorised resellers such as Jegs or others.

MPN PCE261.1242 UPC840136524632

Product Information

Overview

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.

Specs

Brand:Speedmaster
Part Number:PCE261.1242
Part Type:Rocker Arm
Product Line:Shaft Mount
Rocker Arm Mounting Style:Shaft Mounted
Rocker Arm Ratio:1.7
Rocker Arm Style:Full roller
Stud Size:N/A
Shims Included:Yes
Self-Aligning:Yes
Rocker Arm Body Style:Ultra Black
Rocker Arm Nut Style:N/A
Rocker Arm Material:Aluminum
Rocker Arm Finish:Anodized Black
Quantity:Sold as a complete set
Notes:These rockers are the best deal on the market for your high performance and racing application. They are assembled with the best components to handle high lift and high RPM applications.

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.

Get Installation Guide

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.