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28 oz Automatic Flexplate, 164 Tooth, 73-77 Ford Bronco SKU: 8397

28 oz Automatic Flexplate, 164  Tooth, 73-77 Ford Bronco

28 oz Automatic Flexplate, 164 Tooth, 73-77 Ford Bronco

Purchase 28 oz Automatic Flexplate, 164 Tooth, 73-77 Ford Bronco
$54.99 SKU: 8397

Fits 66-77 Ford Bronco, 73-79 Ford Truck
1 Reviews

Product Overview:

Need a new flexplate for your 1973–77 C4 Bronco build? This 28 oz balanced, 164-tooth Flexplate is the go-to choice for 302 or 351W-powered rigs with automatic transmissions. Built to factory specs, this flexplate keeps your starter and torque converter aligned for smooth, reliable operation whether you’re cruising the street or wheeling hard off-road.

Double-check your converter bolt pattern before ordering—some early Broncos came with a smaller 10.5" setup.

Full description

Need a new flexplate for your 1973–77 C4 Bronco build? This 28 oz balanced, 164-tooth Flexplate is the go-to choice for 302 or 351W-powered rigs with automatic transmissions. Built to factory specs, this flexplate keeps your starter and torque converter aligned for smooth, reliable operation whether you’re cruising the street or wheeling hard off-road.

Double-check your converter bolt pattern before ordering—some early Broncos came with a smaller 10.5" setup.


Early Bronco C4 Automatic Flexplate | 28 oz Balance | 164 Tooth

This 28 oz balanced flexplate is the perfect replacement for 1973–77 Ford Broncos running a factory-style C4 automatic transmission and small block engine. With 164 teeth and the correct 11-3/8" torque converter bolt pattern, it delivers proper starter engagement and smooth operation. Whether you're rebuilding or refreshing your drivetrain, this flexplate is built to match original specs and get your Bronco back on the road or trail.


  • Correct for 1973–77 Broncos: Designed for factory C4 automatic transmission setups with 28 oz engine imbalance.

  • 28 oz Balance: Compatible with 1968–1980 302/5.0L engines and all 351W engines.

  • 164 Tooth Count: Matches original starter and bellhousing requirements for Broncos with C4 autos.

  • Large Converter Pattern: Fits torque converters with the 11-3/8” mounting stud pattern only.

  • Starter Compatibility: Ensures proper alignment and reliable cranking for your drivetrain.

  • Built to OEM Specs: High-quality construction for durability and performance.

  • Verify Fit Before Ordering: Some Broncos used a smaller 10.5” converter bolt pattern—confirm yours before purchase.


For classic C4-equipped Broncos, this 164T, 28 oz flexplate is the right fit. Works with large-pattern converters—verify yours and bolt it up with confidence.


Engine Years Imbalance
289 1963–1968 28 oz
302 / 5.0L 1968–1980 28 oz
302 / 5.0L 1981–2001 50 oz
351W / 5.8L 1969–1997 28 oz
Review 28 oz Automatic Flexplate, 164 Tooth, 73-77 Ford Bronco

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PRODUCT REVIEWS
Rob
Reviewed 04/12/2013
Part came quick, was what I needed to adapt 4R70W to early SBF 302

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