Speedmaster®
Ford Mustang Falcon HEH Toploader 27" 31 Spline Mainshaft
Product Information
Overview
Transmissions are the most essential component for putting power from your engine to the wheels. It needs to be reliable. Our extensive line of manual transmission replacement components allow you to service your transmission our build one of your own. All of our components are heavy duty performance upgrades of their stock counterparts but are manufactured to the original tolerances and specifications.
Specs
| Brand: | Speedmaster |
| Part Number: | PCE659.1015 |
| Part Type: | Manual Transmission Replacement Component |
| Manual Transmission Replacement Parts: | Main Shaft |
| Main Shaft Material: | Harden Steel |
| Shaft Length (in.): | 27 in. |
| Spline Quantity: | 31 Spline |
| Quantity: | Sold Individually |
| Notes: | Big Block Type |
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.