Speedmaster®
Ford SB 289 302 351 Windsor Head Bolt Bushing Kits 1/2 O.D. x 7/16 I.D
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Product Information
Overview
These Speedmaster head bolt bushing kits allow you to use stock or aftermarket head bolts with Speedmaster or other aftermarket cylinder heads. They take the place of your head bolt washers and are hardened and chamfered.
Specs
| Brand: | Speedmaster |
| Part Number: | PCE277.1001 |
| Part Type: | Cylinder Head Bushing Kit |
| Washer Material: | Steel |
| Washer Finish: | Black zinc |
| Washer Outside Diameter (in): | 0.500 in. |
| Washer Inside Diameter (in): | 0.438 in. |
| Quantity: | Sold as a set of 20. |
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.