Pioneer 871021 SFI Certified Automatic Transmission Flexplate 164-Tooth

The Pioneer 871021 is a high-quality automatic transmission flexplate designed to restore OEM levels of performance for select Ford applications. This precision-engineered component serves as the critical connection between the engine's crankshaft and the torque converter in automatic transmission systems.

Key Features:

• SFI 29.1 certified for racing and high-performance applications
• 164-tooth ring gear configuration
• Machined from high-strength 0.130 inch steel that exceeds factory specifications
• Built to original OEM dimensions for exact fitment
• Automated welding process ensures exceptional strength and consistency
• Double-welded ring gear for maximum reliability and durability
• Precision balanced to factory specifications
• Bolt patterns punched from OEM blueprints to ensure proper alignment
• Dichromate finish resists corrosion
• Designed for internal balance engines

Each Pioneer flexplate undergoes rigorous inspection and quality control processes to ensure it meets or exceeds original equipment standards. The 14.24-inch diameter flexplate is engineered specifically for Ford 4.6L engines and provides reliable performance in both street and performance applications.