HomePioneer Cables PE-166 Engine Expansion Plug Kit
Part #: PE-166

Pioneer Cables PE-166 Engine Expansion Plug Kit

2 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$21.19Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
Out of Stock
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Buick, Skylark and Apollo
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Expansion Plug Kit for Buick Skylark

The Pioneer Cables PE-166 engine expansion plug kit is designed specifically for Buick Skylark models. This kit provides a precise fit and durable sealing solution for cylinder block components, ensuring engine integrity and performance.

Key Features of Pioneer Cables PE-166

  • Engine expansion plug kit tailored for Buick Skylark vehicles
  • Durable materials engineered for long-lasting cylinder block sealing
  • Compatible with specific Buick Skylark engine configurations
  • Part number PE-166 ensures exact replacement and fitment
  • Facilitates proper engine block pressure management and fluid containment

Detailed Description of the PE-166 Engine Expansion Plug Kit

The PE-166 from Pioneer Cables is an engine expansion plug kit designed to replace worn or damaged plugs in the cylinder block of Buick Skylark engines. These plugs are critical for maintaining the engine block’s structural integrity by sealing coolant passages and preventing leaks. Manufactured to meet OEM specifications, the PE-166 ensures a secure fit and reliable performance under typical operating conditions. This kit is essential for maintaining proper engine cooling and preventing potential damage caused by fluid leaks or pressure loss within the cylinder block.

Common Applications and Issues Addressed

  • Sealing coolant passages in Buick Skylark cylinder blocks
  • Preventing coolant leaks that can lead to engine overheating
  • Replacing corroded or damaged expansion plugs
  • Maintaining engine block pressure and fluid containment
  • Supporting engine longevity by preventing internal fluid loss

Installation Notes and Tips

  • Ensure the cylinder block surface is clean and free of debris before installation
  • Use appropriate tools to avoid damaging the plug or block during installation
  • Verify the correct orientation and seating of each plug for optimal sealing
  • Consult the Buick Skylark service manual for torque specifications and installation procedures

Quality Assurance and Warranty Information

Pioneer Cables manufactures the PE-166 engine expansion plug kit to meet industry standards for durability and fitment. While specific warranty details may vary, Pioneer Cables typically offers coverage against manufacturing defects. This part is engineered to provide consistent performance in Buick Skylark engines when installed according to manufacturer guidelines.

This part fits 2 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1976BuickSkylark4.3LV8N/ASteel - Carded
1975BuickSkylark4.3LV8N/ASteel - Carded

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.