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Exhaust Nuts / Bolts / Studs
By OE Match
- Porsche 356B 1959-63
- Porsche 356C 1963-65
Support for Heat Exchanger
OE Match replacement heat exchanger support for Porsche 356B
and 356C models, designed to provide support for the original engine heating
system components.
Fits:
- Porsche 356B 1959-63
- Porsche 356C 1963-65
Diagram ref no 19
The Porsche 356 uses engine-generated heat to supply warm air to the passenger compartment. The heat exchangers form an important part of this system, and their associated supports help maintain correct positioning and secure installation.
This original-style replacement is ideal for repairing damaged, corroded or missing supports during classic Porsche restoration or heating system maintenance.
What Does the Heat Exchanger Support Do?
The support helps secure and position the heat exchanger assembly, maintaining stability and reducing unwanted movement or vibration.
Correct support is important for keeping the heating components properly aligned and preventing unnecessary stress on adjacent parts.
Why Does It Fail?
Over time, exposure to engine heat, moisture, road dirt and corrosion can weaken the original support.
Common problems include rust, distortion, fatigue cracking and damage caused during exhaust or heating system removal.
When Should It Be Replaced?
Replacement is recommended when the original support is:
Corroded, cracked or weakened Bent or distorted Loose or no longer providing adequate support Missing during a heating system restorationInspect the surrounding heat exchanger mounting points and associated hardware before installation.
Porsche 356 Heat Exchanger Supports & Heating System Parts
The Porsche 356 heating system relies on correctly mounted heat exchangers and associated components to provide warm air to the passenger compartment.
Ageing supports can become corroded, weakened or damaged, affecting the stability and alignment of the heating assembly.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
61621124000
The product you are viewing cross references to these numbers
OEMatch Exhaust Nuts / Bolts / Studs — Flow, Response, Refinement
OEMatch Exhaust Nuts / Bolts / Studs provide robust fasteners for Porsche models to help maintain secure joints and consistent exhaust flow during routine use and higher-load driving. Many owners search for genuine or OEM exhaust nuts, bolts and studs; these are direct-fit alternatives designed to match the original form, fit and function. These fasteners are selected for heat and vibration resistance while keeping routine servicing straightforward.
Available Types
- Hex flange bolts for manifold and flange connections
- Threaded studs with matching nuts for high-temperature joints
- Corrosion-resistant nuts with locking washers and heat-resistant coatings
Understanding OEMatch Exhaust Nuts / Bolts / Studs
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche’s original exhaust nuts, bolts and studs.
OE (Original Equipment) refers to parts matching original specifications for the exhaust nuts, bolts and studs and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM exhaust nuts, bolts and studs engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models.
OEMatch also offers a wide selection of Porsche components, cataloguing over 4,000 individual part numbers and more than 8,700 cross-references while developing additional lines to support maintenance and repair across Porsche generations.
Benefits Include
- Restores and maintains secure exhaust joints to prevent leaks
- Reduces vibration, rattling and movement under thermal cycling
- Improves serviceability with standard thread sizes and corrosion-resistant finishes
Why Exhaust Nuts / Bolts / Studs Wear and Fail
- Corrosion from moisture, road salt and exhaust condensates
- Thermal expansion and contraction leading to loosening or fatigue
- Over-torquing, cross-threading or mechanical damage during servicing
The Importance of Replacing with OEMatch Exhaust Nuts / Bolts / Studs
OEMatch exhaust components are compatible replacements engineered to original-spec dimensions and tolerances — a practical option when genuine or OEM parts are unavailable. Correct fasteners preserve exhaust sealing, maintain correct alignment of manifolds and pipes, and help protect sensors and downstream emissions equipment. Replacing degraded hardware reduces the risk of leaks, unwanted noise and component damage while supporting reliable performance for Porsche models.
Advantages
- Materials and coatings selected for heat and corrosion resistance
- Thread profiles and lengths aligned to original specifications where applicable
- Standard sizes and finishes to simplify maintenance and reduce the risk of seizing
