Pioneer Cables PE-129-BR Engine Expansion Plug Kit

Engine Expansion Plug Kit for Ford and Mercury

Pioneer Cables PE-129-BR is a brass engine expansion plug kit for cylinder block service and engine rebuild work. It is built for applications that call for solid brass corrosion resistance, including select Ford Mustang, Pinto, and Mercury Capri and Bobcat models.

Key Features

• Solid brass construction for strong corrosion resistance
• Engine expansion plug kit for cylinder block components
• Suitable for rebuilders and engine service work
• Part number PE-129-BR for catalog and fitment lookup
• Fits 1974-1979 Mercury Capri, 1975-1979 Ford Pinto, and 1975-1979 Mercury Bobcat applications

Product Details

Pioneer Cables PE-129-BR is part of a complete expansion plug program that includes brass, steel, stainless steel, and threaded options. This brass version uses solid brass for corrosion resistance where the application calls for it, making it a practical choice for engine block sealing during rebuilds and cylinder block maintenance. The PE-129-BR is listed for 1979 Ford Mustang, 1975-1979 Ford Pinto, 1975-1979 Mercury Bobcat, and 1974-1979 Mercury Capri applications.

What It Helps Address

• Leaking or deteriorated engine block expansion plugs
• Corrosion at cylinder block plug locations
• Service needs during engine rebuilds
• Replacement of worn brass freeze plug locations
• Fitment-specific repair work on Ford Mustang, Pinto, Bobcat, and Capri engines

Installation Notes and Tips

Verify the engine block opening size and plug style before installation. Clean the bore thoroughly and inspect for pitting, distortion, or debris that could affect sealing. Use standard engine assembly practices and confirm the plug seats evenly in the block. Match the application to the listed vehicle year and model before ordering PE-129-BR.

Quality Assurance

Pioneer Cables supplies expansion plugs in multiple materials for rebuild and service applications, including brass for corrosion resistance. This part cross-references common engine rebuild applications under the PE-129-BR part number.