Pioneer Cables S-1140 Clutch Flywheel Bolt
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Pioneer Cables

Pioneer Cables S-1140 Clutch Flywheel Bolt

Brand Pioneer Cables S-1140
Contents or Additional Details Use W/ FRA-231
Head Drive Type Hex
Head Thickness 0.625
Thread Diameter 0.938
Thread Diameter 23.46
Fits Ford, Lincoln, and Mercury · 5 vehicles

Exact fit. Made to the same standards as original.

Hex drive. Easy to install with a standard hex tool.

$29.53Free shipping
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Pioneer S-1140 Clutch Flywheel Bolt

The Pioneer Cables S-1140 is a clutch flywheel bolt built for exact-fit replacement in select Ford, Lincoln, and Mercury applications. It is made to the same standards as the original part, with fitment focused on the correct thread and head dimensions for service work on 1989 vehicles.

Key Features

  • Exact-fit clutch flywheel bolt for transmission hardware service
  • Hex head drive type for standard tool engagement
  • Thread diameter: 0.938 in. / 23.46 mm
  • Head thickness: 0.625 in.
  • Use with FRA-231 as noted by the manufacturer
  • Pioneer Cables part number S-1140

Product Details

Pioneer Cables S-1140 is a clutch flywheel bolt intended for applications that require the specified 7/16-20 bolt measurement and a 6-bolt flywheel pattern. It is listed for 1989 Ford Mustang, 1989 Lincoln Mark VII, 1989 Lincoln Town Car, 1989 Mercury Colony Park, and 1989 Mercury Grand Marquis. For buyers searching for a 1989 Ford Mustang clutch flywheel bolt or a 1989 Lincoln Town Car flywheel bolt, S-1140 provides a direct replacement option with the correct hardware profile.

This part cross-references FRA-231 for the same application.

What It Helps Address

  • Worn or damaged flywheel bolt threads
  • Incorrect fastener fit during clutch or flywheel service
  • Hardware replacement after transmission disassembly
  • Fitment issues on 6-bolt flywheel applications
  • Service needs for 1989 Ford Mustang, Lincoln Mark VII, Lincoln Town Car, Mercury Colony Park, and Mercury Grand Marquis

Installation Notes

Verify the 7/16-20 bolt measurement and confirm the 6-bolt flywheel pattern before installation. Match the bolt to the specified FRA-231 application note and use the correct hex tool for tightening. Always compare the removed fastener to the replacement part number S-1140 before assembly.

Quality Assurance

Pioneer Cables states that this flywheel bolt is made to the same standards as the original part and built for exact fit. That makes S-1140 a practical choice for transmission hardware replacement on 1989 Ford Mustang and related Lincoln and Mercury models.

This part fits 5 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1989FordMustang5.0LV8N/A6 Bolts; Use W/ FRA-231; Bolt Measurement: 7/16 - 20
1989LincolnMark VII5.0LV8N/A6 Bolts; Use W/ FRA-231; Bolt Measurement: 7/16 - 20
1989LincolnTown Car5.0LV8N/A6 Bolts; Use W/ FRA-231; Bolt Measurement: 7/16 - 20
1989MercuryColony Park5.0LV8N/A6 Bolts; Use W/ FRA-231; Bolt Measurement: 7/16 - 20
1989MercuryGrand Marquis5.0LV8N/A6 Bolts; Use W/ FRA-231; Bolt Measurement: 7/16 - 20