Enginetech Piston Set Without Rings for Ford Explorer, Mazda B4000, Mercury Mountaineer 2001-2004 Piston Ring Set Part Numbers: WP138-4730

Part Numbers: WP138-4730

Part Numbers: SWG10009

Part Numbers: MB635

Part Numbers: HT5005

Enginetech Piston Set Without Rings for Ford Explorer, Mazda B4000, Mercury Mountaineer 2001-2004 Piston Ring Set Part Numbers: WP138-4730Engine Piston Set without Rings The Enginetech Piston Set without rings is designed for precise fitment and optimal engine performance in select Ford, Mazda, and Mercury models from 2001 to 2004. Crafted with high quality materials, this piston set features matched weights for perfect balance, ensuring smooth engine operation and longevity. The pistons are engineered to meet strict specifications, with a bore diameter of approximately 3. 953 inches