Pioneer Cables PE-117-R Engine Expansion Plug Kit

Engine Expansion Plug Kit for Jeep Applications

Pioneer Cables PE-117-R is an engine expansion plug kit for cylinder block service on select Jeep vehicles. It is built with steel construction and zinc plating for corrosion resistance, making it a practical choice for engine rebuild and block repair work on Jeep Grand Wagoneer, J10, J20, Cherokee, Wagoneer, CJ5, and CJ7 applications.

Key Features

• Steel expansion plug construction for long-lasting strength
• Zinc-plated finish for added corrosion resistance
• Engine block service part for cylinder block components
• Fits select 1972-1991 Jeep models
• Part number PE-117-R for catalog and service reference

Detailed Description

The Pioneer Cables PE-117-R expansion plug kit is made for engine rebuilders and repair shops that need a dependable cylinder block sealing solution. Pioneer’s expansion plug program includes multiple material options across the line, and this PE-117-R application uses steel with a zinc-plated surface to help resist corrosion in demanding engine environments. It is a direct-fit service part for Jeep Grand Wagoneer, J10, J20, Cherokee, Wagoneer, CJ5, and CJ7 coverage listed below. If you are sourcing a Jeep engine expansion plug kit or searching by PE-117-R, this part supports common block repair and rebuild needs.

What It Helps Repair

• Coolant leaks from worn or corroded block plugs
• Rust damage around engine expansion plug openings
• Seepage found during engine teardown or rebuild
• Service replacement for deteriorated cylinder block plugs
• Block sealing issues on older Jeep engines

Installation Notes and Tips

• Inspect the cylinder block openings for pitting, scale, and debris before installation.
• Clean the bore thoroughly so the plug seats evenly.
• Verify the correct plug size and depth for the specific engine block.
• Use proper installation tools to avoid distorting the plug during seating.
• Confirm sealing after refill and warm-up by checking for leaks.

Quality Assurance

Pioneer Cables manufactures this expansion plug kit as part of its engine sealing component program, with steel construction and zinc plating selected for durability and corrosion resistance in service.

Compatible With

• Fits 1984-1991 Jeep Grand Wagoneer, Steel - Poly Bagged
• Fits 1974-1988 Jeep J10, Steel - Poly Bagged
• Fits 1974-1988 Jeep J20, Steel - Poly Bagged
• Fits 1974-1983 Jeep Cherokee, Steel - Poly Bagged
• Fits 1972-1983 Jeep Wagoneer, Steel - Poly Bagged
• Fits 1972-1981 Jeep CJ5, Steel - Poly Bagged
• Fits 1976-1981 Jeep CJ7, Steel - Poly Bagged