Pioneer Cables S-1143 Automatic Transmission Flexplate Mounting Bolt
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Pioneer Cables

Pioneer Cables S-1143 Automatic Transmission Flexplate Mounting Bolt

Brand Pioneer Cables S-1143
Thread Diameter 12.0
Fits Ford and Mercury · 7 vehicles

Exact fit. Made to the same standards as original.

Transmission hardware. Mounting bolt for secure flexplate attachment.

12.0 mm thread diameter. Sized for a precise, dependable fit.

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Not what you need? See all Automatic Transmission Flexplate Mounting Bolt options

Automatic Transmission Flexplate Mounting Bolt for Ford and Mercury

Pioneer Cables S-1143 is an automatic transmission flexplate mounting bolt built to match original fit and standards. It uses a 12.0 mm thread diameter and is specified for select Ford Escort and Mercury Lynx applications with M12 - 1.0 x 25 mm bolt measurement requirements.

Key Features

  • Automatic transmission flexplate mounting bolt
  • Thread diameter: 12.0 mm
  • OE-style exact fit replacement
  • Built to the same standards as the original part
  • Fits select 1983-1985 Ford Escort applications
  • Fits select 1983-1985 Mercury Lynx applications
  • Fits 1983 Mercury LN7 applications

Detailed Description

Pioneer Cables S-1143 is a flexplate mounting bolt for automatic transmission service where correct thread size and bolt length matter. This part number is listed for 1983-1985 Ford Escort, 1983-1985 Mercury Lynx, and 1983 Mercury LN7 applications, with notes calling for 6-bolt configurations and M12 - 1.0 x 25 mm measurement. If you are searching for a Ford Escort flexplate bolt, Mercury Lynx transmission bolt, or Pioneer S-1143 replacement, this part is matched to those vehicle-specific requirements.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Repair Uses

  • Replacing worn or damaged flexplate mounting hardware
  • Restoring secure attachment between the flexplate and transmission assembly
  • Addressing incorrect thread size or bolt length during transmission service
  • Supporting repairs on Ford Escort, Mercury Lynx, and Mercury LN7 automatic transmission setups

Installation Notes and Tips

Verify thread diameter, pitch, and bolt length before installation. Confirm the vehicle’s flexplate and transmission bolt pattern matches the listed 6-bolt, M12 - 1.0 x 25 mm specification. Use the vehicle service information for tightening sequence and torque values, and inspect the flexplate and threaded holes for wear or damage before assembly. Pioneer Cables S-1143 should be matched to the exact application listed in the fitment data.

Quality Assurance

Pioneer states that this flywheel bolt is an exact-fit part made to the same standards as the original component.

This part fits 7 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1985FordEscort1.6LL4N/A6 Bolts; Bolt Measurement: M12 - 1.0 X 25mm
1985MercuryLynx1.6LL4N/A6 Bolts; Bolt Measurement: M12 - 1.0 X 25mm
1984FordEscort1.6LL4N/A6 Bolts; Bolt Measurement: M12 - 1.0 X 25mm
1984MercuryLynx1.6LL4N/A6 Bolts; Bolt Measurement: M12 - 1.0 X 25mm
1983FordEscort1.6LL4N/A6 Bolts; Bolt Measurement: M12 - 1.0 X 25mm
1983MercuryLN71.6LL4N/A6 Bolts; Bolt Measurement: M12 - 1.0 X 25mm
1983MercuryLynx1.6LL4N/A6 Bolts; Bolt Measurement: M12 - 1.0 X 25mm