157 Tooth Flex Plate For Ford Windsor 289 302 351W Small Block Engines, 50oz External Balance, Lightweight High Strength Steel, SFI 29.1 Certified, Race Ready Performance For Serious Street And Track Power
✔️ SFI 29.1 certified, 50oz balance, 157-tooth gear, single
This SFI-approved flex plate is designed for Ford Windsor small-block engines (289/302/351W), balancing engine torque with a 50oz external balance. Built from high-strength steel, it's lightweight for race applications and durability under high loads. Used in race cars, street rods, and performance builds where precise torque transfer and reliability matter.
✅ 157-tooth ring gear for precise timing in Ford applications
✅ High-strength steel construction, 0.035-inch thicker than stock for enhanced durability
✅ Fully balanced and runout checked to ensure smooth performance
✅ Lightweight design reduces rotating mass for quicker engine response
✅ Double-welded ring gear handles high-stall converter loads
💡 What is a high-performance flex plate used for in automotive powertrains?
This essential drivetrain component connects the engine to the torque converter while helping maintain balance under load. - Provides reliable torque transfer under high RPM - Maintains balance to minimize vibrations - Reduces rotating mass for faster throttle response - Works with 50oz external balance Windsor-style setups