HomeExhaust > Hardware, Fasteners and FittingsDorman 03103 Exhaust Flange Stud and Nut - Front
Part #: 03103

Dorman 03103 Exhaust Flange Stud and Nut - Front

Front
174 vehicles fit this part
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Fitment: Dodge, Plymouth, and Chrysler, B150, B250, B350, D150, D250, D350, Ramcharger, W150, W250, W350, PB150, PB250, PB350, Cordoba, Imperial, New Yorker, Diplomat, Mirada, Gran Fury, LeBaron, Newport, Town & Country, St. Regis, Trailduster, Aspen, D200, D300, W200, W300, PB100, PB200, PB300, Volare, D100, Magnum, Charger, Monaco, and Fury
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Dorman 03103 Exhaust Flange Stud and Nut

Dorman 03103 is an exhaust flange stud and nut set built to match the fit and function of original hardware on specified vehicles. It is made from metal for standard replacement use on front exhaust manifold connections, including applications on Dodge D150, Dodge D350, and Chrysler New Yorker models.

Key Features

  • Standard replacement exhaust flange stud and nut for front exhaust hardware
  • Metal construction for dependable service in exhaust applications
  • Bolt grade 8 for secure fastening performance
  • Stud length: 2 in.
  • Thread sizes: 3/8-16 and 3/8 in.-16
  • Package contents: studs, nuts, and lock washers
  • Cross-reference part numbers: 031034, 118615

Detailed Description

This Dorman exhaust flange stud and nut, part number 03103, is engineered as a direct-fit replacement for original exhaust manifold hardware on a wide range of Chrysler, Dodge, and Plymouth vehicles. It is listed for front-position exhaust manifold service on models such as Dodge D150, Dodge Ramcharger, Plymouth PB250, and Chrysler Imperial, with fitment spanning 1978-1983 model years. The hardware is designed to restore a proper threaded connection at the exhaust flange where heat and vibration can weaken original fasteners over time.

For buyers searching for a front exhaust manifold stud and nut for Dodge D150 1978-1983, Chrysler New Yorker 1978-1982, or Plymouth PB350 1981-1983, Dorman 03103 provides an OE-style replacement built around the original dimensions and thread specifications. The part number 03103 is also a useful reference when comparing exhaust flange hardware for older Dodge truck and Chrysler passenger car applications.

What It Helps Fix

  • Broken or stretched exhaust manifold studs
  • Loose exhaust flange connections
  • Exhaust leaks at the manifold joint
  • Corroded or heat-damaged original fasteners
  • Service issues during exhaust manifold repair or replacement

Installation Notes and Tips

Verify thread size, stud length, and vehicle-specific fitment before installation. Clean the mating surfaces and threaded holes before installing the new hardware to help achieve proper clamping force. Because this part is used in exhaust service, inspect the flange, manifold, and adjoining fasteners for heat damage or corrosion before reassembly.

Quality Assurance

Dorman manufactures this hardware as a standard replacement part designed to match original fit and function on specified applications. The metal construction and Grade 8 bolt specification support reliable fastening in exhaust manifold service.

BrandDorman
Part Number03103
Bolt Grade8
Dog Point FastenerNo
Item GradeStandard Replacement
MaterialMetal
Package Contents3 Studs; 3 Nuts and 3 Lock Washers
Pilot Point FastenerNo
Stud Length2
Thread Size #13/18-16
Thread Size #23/8 in-16

This part fits 174 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1983DodgeB1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983DodgeB2505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983DodgeB3505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983DodgeB3505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983DodgeD1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983DodgeD150FrontV8 360CID 5.9L (5899cc); Packaging Type: Card; Package Quantity: 1
1983DodgeD2505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983DodgeD3505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983DodgeD3505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983DodgeD350FrontV8 360CID 5.9L (5899cc); Packaging Type: Card; Package Quantity: 1
1983DodgeRamcharger5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983DodgeRamchargerFrontV8 360CID 5.9L (5899cc); Packaging Type: Card; Package Quantity: 1
1983DodgeW1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983DodgeW2505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983DodgeW3505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983DodgeW3505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983PlymouthPB1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983PlymouthPB2505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983PlymouthPB3505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1983PlymouthPB3505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982ChryslerImperial5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982ChryslerNew Yorker5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeB1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeB2505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeB3505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeB3505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeD1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeD1505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeD2505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeD2505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeD3505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeD3505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeD350FrontV8 318CID 5.2L (5218cc); Packaging Type: Card; Package Quantity: 1
1982DodgeD350FrontV8 360CID 5.9L (5899cc); Packaging Type: Card; Package Quantity: 1
1982DodgeRamcharger5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeRamchargerFrontV8 360CID 5.9L (5899cc); Packaging Type: Card; Package Quantity: 1
1982DodgeW1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeW2505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeW2505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeW3505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982DodgeW3505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982PlymouthPB2505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982PlymouthPB3505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1982PlymouthPB3505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981ChryslerImperial5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981ChryslerLeBaron5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981ChryslerNew Yorker5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981ChryslerNewport5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981ChryslerTown & Country5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981DodgeD1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981DodgeD1505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981DodgeD2505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981DodgeD2505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981DodgeD3505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981DodgeD3505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981DodgeD350FrontV8 360CID 5.9L (5899cc); Packaging Type: Card; Package Quantity: 1
1981DodgeRamcharger5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981DodgeRamcharger5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981DodgeRamchargerFrontV8 360CID 5.9L (5899cc); Packaging Type: Card; Package Quantity: 1
1981DodgeW1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981DodgeW1505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981DodgeW2505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981DodgeW2505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981DodgeW3505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981PlymouthPB1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981PlymouthPB2505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981PlymouthPB2505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981PlymouthPB3505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1981PlymouthPB3505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980ChryslerLeBaron5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980ChryslerNew Yorker5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980ChryslerNew Yorker5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980ChryslerNewport5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980ChryslerNewport5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980ChryslerTown & Country5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeAspen5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeAspen5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeD1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeD1505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeD150FrontV8 360CID 5.9L (5899cc); Packaging Type: Card; Package Quantity: 1
1980DodgeD2005.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeD2005.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeD3005.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeD3005.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeRamcharger5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeRamcharger5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeRamchargerFrontV8 360CID 5.9L (5899cc); Packaging Type: Card; Package Quantity: 1
1980DodgeW1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeW1505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeW2005.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeW2005.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeW3005.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1980DodgeW3005.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979ChryslerLeBaron5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979ChryslerLeBaron5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979ChryslerNew Yorker5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979ChryslerNew Yorker5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979ChryslerNewport5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979ChryslerNewport5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979ChryslerTown & Country5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979ChryslerTown & Country5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeAspen5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeAspen5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeD1005.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeD1005.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeD1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeD1505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeD2005.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeD2005.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeD3005.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeD3005.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeMagnum5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeMagnum5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeRamcharger5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeRamcharger5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeW1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeW1505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeW2005.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeW2005.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1979DodgeW3005.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978ChryslerLeBaron5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978ChryslerLeBaron5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978ChryslerNew Yorker5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978ChryslerNew Yorker6.6LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978ChryslerNew Yorker7.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978ChryslerNewport5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978ChryslerNewport6.6LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978ChryslerNewport7.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978ChryslerTown & Country5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978ChryslerTown & Country5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeAspen5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeAspen5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeCharger5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeCharger5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeCharger6.6LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD1005.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD1005.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD1006.6LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD1007.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD1505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD1506.6LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD1507.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD2005.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD2005.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD2006.6LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD2007.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD3005.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD3005.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD3006.6LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeD3007.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeMagnum5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeMagnum5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeMagnum6.6LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeMonaco5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeMonaco5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeMonaco6.6LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeMonaco7.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeRamcharger5.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeRamcharger5.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeRamcharger7.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeRamcharger6.6LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeW1505.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeW1505.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeW1506.6LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeW1507.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeW2005.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeW2005.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeW2006.6LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeW2007.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeW3005.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeW3005.9LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeW3006.6LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1
1978DodgeW3007.2LV8FrontExhaust manifold stud and nut, card packaging, quantity of 1

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

031034118615

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.