Pioneer Cables FRA-113 Automatic Transmission Flexplate

Brand Pioneer Cables FRA-113
Diameter (in) 1.177
Diameter (mm) 358.775
Inside Diameter 2.482
Mounting Hole Diameter 11.5
Outside Diameter 14.125
Pitch Flywheels 12 To 14
Teeth 168
Tooth Quantity 168
Fits Chevrolet and GMC · 124 vehicles

OE-style replacement. Built to original dimensions for a direct fit and factory-level performance.

High-grade steel. Provides a strong foundation for dependable transmission operation.

Precision balanced. Finished to factory specs for smooth, consistent performance.

Cross-references AMS Automotive 4321, Gates 33621 and Standard Ignition V531 for the same application. See all 13.

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Automatic Transmission Flexplate for Chevrolet Applications

Pioneer Cables FRA-113 is an automatic transmission flexplate built to restore OEM-level performance in select Chevrolet applications. It is made from high-grade steel, precision balanced to factory specifications, and sized to original dimensions for accurate starter engagement and torque converter alignment.

Compatible With Chevrolet Camaro, Corvette, Caprice, Impala, El Camino, Malibu, Monte Carlo, Nova, Bel Air, and select P20/P30 motorhome chassis applications with 168 teeth and a 14.125-inch outside diameter.

Key Features

  • Part number: FRA-113
  • 168-tooth flexplate for automatic transmission use
  • 14.125-inch outside diameter
  • 2.482-inch inside diameter
  • 11.5-inch mounting hole diameter
  • Built from high-grade steel for consistent strength
  • Automated welding process for uniform construction
  • Precision balanced to factory specs
  • Fits 12-to-14 pitch flywheels

Detailed Description

This Pioneer Cables flexplate is engineered as a direct replacement for a range of classic Chevrolet passenger cars, performance models, and motorhome chassis applications. The FRA-113 uses original dimensions and a 168-tooth ring gear to maintain proper starter mesh and drivetrain geometry. It is a practical choice for Chevrolet Camaro, Corvette, and Impala owners seeking an OE-style automatic transmission flexplate with factory-style fit and balance.

This part cross-references Gates 33621 for the same application.

What This Flexplate Helps Address

  • Cracked or fatigued flexplates in high-mileage automatic transmission setups
  • Starter engagement issues caused by worn or incorrect tooth count
  • Converter alignment problems from incorrect dimensions
  • Vibration concerns related to an out-of-balance flexplate
  • Replacement needs during transmission or engine service on Chevrolet V8 applications

Installation Notes and Tips

Verify tooth count, outside diameter, mounting hole size, and converter pattern before installation. This flexplate is listed for 168-tooth applications with a 14.13-inch outer diameter and 3/8-inch bolt hole size in the supported Chevrolet fitments. Confirm transmission family and engine configuration, especially on 1960s and 1970s Chevrolet models with first-design THM, THM350, THM400, or special high-performance notes.

Fitment examples include Fits 1976-1978 Chevrolet Corvette, N/A; Fits 1975-1978 Chevrolet P30, N/A; Fits 1975-1976 Chevrolet P20, N/A; Fits 1972-1974 Chevrolet Camaro, N/A; and Fits 1965-1967 Chevrolet Malibu, N/A. Additional coverage includes select 1965-1974 Chevrolet Bel Air, Caprice, El Camino, Impala, Monte Carlo, Nova, and Corvette applications.

Quality Assurance

Pioneer Cables builds this flexplate from high-grade steel and uses automated welding for consistent construction, then balances each unit to factory specifications. The part is not SFI approved and does not include an SFI certification sticker.

This part fits 124 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelTransmissionLitersCylindersPositionNotes
1978ChevroletCorvette—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Special High Performance 210 HP engine
1978ChevroletP30—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Motorhome Chassis
1977ChevroletCorvette—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Special High Performance 210 HP engine
1977ChevroletP30—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Motorhome Chassis
1976ChevroletCorvette—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Special High Performance 210 HP engine
1976ChevroletP20—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Motorhome Chassis
1976ChevroletP30—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Motorhome Chassis
1975ChevroletCorvette—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Special High Performance 205 HP engine
1975ChevroletP20—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Motorhome Chassis
1975ChevroletP30—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Motorhome Chassis
1974ChevroletBel AirAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1974ChevroletCamaro—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1974ChevroletCapriceAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1974ChevroletCorvette—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1974ChevroletEl CaminoAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1974ChevroletImpalaAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1974ChevroletMalibuAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1974ChevroletMonte CarloAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1973ChevroletBel AirAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1973ChevroletCamaroAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1973ChevroletCapriceAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1973ChevroletCorvette—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1973ChevroletEl CaminoAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1973ChevroletImpalaAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1973ChevroletMalibuAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1973ChevroletMonte CarloAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1972ChevroletBel AirAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1972ChevroletC10 Suburban—6.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; w/o Weight
1972ChevroletC20 Suburban—6.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Only Fits THM
1972ChevroletCamaroAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1972ChevroletCapriceAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1972ChevroletCorvetteAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1972ChevroletEl CaminoAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1972ChevroletImpalaAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1972ChevroletK10 Suburban—6.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; w/o Weight
1972ChevroletMonte CarloAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1971ChevroletBel AirAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1971ChevroletC10 Suburban—6.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; w/o Weight
1971ChevroletC20 Suburban—6.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Only Fits THM
1971ChevroletCapriceAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1971ChevroletCorvette—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1971ChevroletEl CaminoAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1971ChevroletImpalaAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1971ChevroletK10 Suburban—6.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; w/o Weight
1971ChevroletMonte CarloAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1970ChevroletCapriceAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1970ChevroletCaprice—6.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Special High Performance Eng.; Exc. Balance Weight
1970ChevroletCorvette—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; exc. High Performance
1970ChevroletEl Camino—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; exc. High Performance
1970ChevroletImpalaAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; High Performance
1970ChevroletImpala—6.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Special High Performance Eng.; Exc. Balance Weight
1970ChevroletMonte CarloAutomatic6.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Special High Performance Eng.
1970ChevroletNova—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Special High Performance Eng.
1969ChevroletBel Air—7.0LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Special High Performance Eng.
1969ChevroletBel Air—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1969ChevroletCamaroAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1969ChevroletCamaro—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Special High Performance Eng.
1969ChevroletCaprice—7.0LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Special High Performance Eng.; Exc. Racing Eng.
1969ChevroletCaprice—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1969ChevroletCorvette—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; exc. High Performance; Only Fits THM350; THM400
1969ChevroletCorvette—7.0LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Special High Performance Eng.; Exc. Racing Eng.
1969ChevroletEl CaminoAutomatic5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; 1st design; High Performance
1969ChevroletEl Camino—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; 1st design; Only Fits THM350 or THM400
1969ChevroletEl CaminoAutomatic6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; 1st design
1969ChevroletImpala—5.7LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1969ChevroletImpala—7.0LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Special High Performance Eng.
1968ChevroletBel Air—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Only Fits THM350; THM400
1968ChevroletCamaro—5.4LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; 1st design
1968ChevroletCaprice—7.0LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Oval Torque Converter Mounting Holes; Only Fits 1st Design THM
1968ChevroletCaprice—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Only Fits 1st Design THM
1968ChevroletCaprice—5.0LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Only Fits THM350; THM400
1968ChevroletCorvette—7.0LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Only Fits 1st Design THM
1968ChevroletEl Camino—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; 1st design; Only Fits THM350; THM400
1968ChevroletEl CaminoAutomatic6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; 1st design
1968ChevroletEl Camino—5.4LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; 1st design; Only Fits THM350; THM400
1968ChevroletEl Camino—5.0LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Only Fits THM350; THM400
1968ChevroletImpala—7.0LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Only Fits 1st Design THM
1968ChevroletImpala—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Only Fits 1st Design THM
1968ChevroletImpala—5.0LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Only Fits THM350; THM400
1967ChevroletBel Air—7.0LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1967ChevroletBel Air—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1967ChevroletBel Air—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1967ChevroletBel Air—4.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1967ChevroletCamaro—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1967ChevroletCaprice—7.0LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1967ChevroletCaprice—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1967ChevroletCaprice—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1967ChevroletCaprice—4.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Exc. Powerglide Trans.
1967ChevroletCorvette—7.0LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1967ChevroletCorvette—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1967ChevroletEl Camino—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; 1st design; Only Fits THM350; THM400
1967ChevroletEl Camino—4.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Exc. Powerglide Trans.
1967ChevroletImpala—7.0LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1967ChevroletImpala—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1967ChevroletImpala—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1967ChevroletImpala—4.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Exc. Powerglide Trans.
1967ChevroletMalibu—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Only Fits THM
1967ChevroletMalibu—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1967ChevroletMalibu—4.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Exc. Powerglide Trans.
1966ChevroletBel Air—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1966ChevroletBel Air—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1966ChevroletBel Air—4.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1966ChevroletCaprice—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1966ChevroletCaprice—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1966ChevroletCaprice—4.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Exc. Powerglide Trans.
1966ChevroletCorvette—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1966ChevroletEl Camino—4.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Exc. Powerglide Trans.
1966ChevroletImpala—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1966ChevroletImpala—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1966ChevroletImpala—4.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1966ChevroletMalibu—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Only Fits THM
1966ChevroletMalibu—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1966ChevroletMalibu—4.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Exc. Powerglide Trans.
1965ChevroletBel Air—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1965ChevroletBel Air—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1965ChevroletBel Air—4.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1965ChevroletCorvette—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1965ChevroletEl Camino—4.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Exc. Powerglide Trans.
1965ChevroletImpala—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1965ChevroletImpala—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1965ChevroletImpala—4.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1965ChevroletMalibu—6.5LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Only Fits THM
1965ChevroletMalibu—5.3LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"
1965ChevroletMalibu—4.6LV8N/ATeeth: 168; Outer Diameter: 14.13"; Bolt Hole Size: 3/8"; Exc. Powerglide Trans.
Directly replaces or cross-references 13 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — 4321Gates — 33621Standard Ignition — V53136195041610156005018AA-G110FA49FW95852FY28G110GM110XF29