CYLINDER HEADS
The Edelbrock #1125 Ford Flatheads feature the original Edelbrock script logo design for Fords and Mercurys, and are cast at the Edelbrock Foundry in the USA of T-6 tempered A356 aluminum. The Edelbrock #1125 heads are rugged, ribbed internally and externally, with a large water capacity and excellent breathing characteristics. The 65cc heads support 8.0:1 compression ratio on blocks with a 3/16" base relief (stock bore and stroke), compression ratio increase is approximately 3/10 of a percent with each 1/8" stroke.
Additional Information
38-48 FORD/MERC FLAT HEADS 1pr
Application Summary
Ford:Flathead:221 (3.6L)/239 (3.9L)
Part Type
Engine Cylinder Head
Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.
Ver: 3.02 - Upd: 2025-04-12 16:37:26
Product Downloads
| # | Document Type | Download |
| 1. | Installation Instructions |  |
Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.
