Coolant pipes serve the main purpose of transferring radiator fluid to and from the engine to regulate the internal temperature. As you know, the temperature inside your engine can reach scalding highs, which takes a toll on even the sturdiest engine components.

Differences in pipe wall microstructure at various positions throughout the wall thickness of high strength aluminum alloy thick-wall pipes produced by reverse hot extrusion were investigated. The microstructures of the inner wall (IW), outer wall (OW), and half wall (HW) were compared.

One specific Porsche model that is known for plastic coolant pipe failure is the Cayenne with a V8 engine. The model years that continue to be most-affected by this issue are between the years of 03-06.

This new seal has over 10x the viscocity of Loctite Red, and will easily handle the pressure of the cooling system indefinitely. Another, completely unrelated, and lesser known issue involves the plastic coolant elbow pipes that run to the oil cooler (aka heat exchanger).

Nov 20, 2014 · The result is a fast coolant leak. We cleaned the pipe of corrosion and replaced the hose and clamp. Above is the thermostat housing cleaned of corrosion. The aluminum is pitted (dark spots around the perimeter of the polished surface). The thermostat gasket seals against this surface and any irregularity will result in a leak.

You may be aware of coolant pipe issues on GT1-block equipped models (GT3, GT2, Turbo), where coolant pipes come apart while driving and the rapid loss of engine coolant can cause spins/crashes at race tracks when slippery coolant sprays all over the rear tires. The problem exists on the GT1 motor because there are a couple coolant pipes in ...

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We use "Loctite SF7649 Primer" or "Klean 'N Prime Loctite Activator" (Item #37509) to prep the other female side of the fitting. This new seal has over 10x the viscocity of Loctite Red, and will easily handle the pressure of the cooling system indefinitely.

A couple of tips regarding the coolant pipe fiasco: 1. If you damage the (brittle) vent pipes during the coolant pipe job, just get yourself some 1" heat shrink tubing. Slip each of the broken ends into the heat shrink and warm it with a heat gun and you'll have a good repair and save $180. There's no pressure inside these lines.

Interchange Part Number: 94810604907, 948 106 049 07, 948 106 059 06. 94810605906, 94810604907, 948 106 049 07, 948 106 059 06. Type: Coolant Pipe Kit. For Porsche Cayenne 4.5 V8 2003 2004 2005 2006.

Introducing our GoWesty-designed kit that replaces the coolant hose that connects the left head to coolant surround pipe (commonly referred to as the "peace pipe" hose), with an aluminum elbow reducer fitting, and standard-size, available-at-any-auto-parts-store coolant hoses.

Designed for coolant applications up to 200 psi, these fittings have a standard barbed end that slides into hose and secures with a clamp. Beaded Hose Fittings for Coolant A single rounded bead grips onto hose just like a barb, but has no sharp edges that could cut or damage soft hose.

Here I show how to repair a rubbed and leaking air conditioner line which has got a pinhole in it. The process I'm using is aluminum brazing, with AL-3 brazi...

Apr 30, 2014 · Owners of Porsche Cayennes win class-action lawsuit over defective cooling pipes. April 30, 2014 — Porsche has agreed to settle a class-action lawsuit involving over 42,000 U.S. owners of model ...

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12V, 24V, and Touareg/Cayenne VR6 Billet MODULAR Coolant Pipes aka Crack Pipes. If you dont want to ever do this job again, buy the LIFETIME WARRANTED GruvenParts.com billet Crack Pipe ! GruvenParts.com was the 1st vendor to build this part and it’s what started us off in 1999 ! If you have a billet crack pipe installed on your VR6, more than ...

Using a saw or cutting wheel of choice, section the large plastic pipe and remove it. 27) The large aluminum replacement pipe comes in two pieces so you can install it without major engine disassembly. There is a stub pipe that fits into the rear coolant plenum, and a longer section connected to the thermostat housing.

89-02 Dodge 5.9L Cummins PDP Fuel Filter Kit. Starting From $139.99. Add to Cart Add to Wish List. Description. Reviews. This is our solution to the OEM plastic or other companies' y-pipes on 13+ Rams with the dual radiators. The upper plastic coolant y-pipe is notorious for cracking and spraying coolant all over your engine bay.

One of the items mentioned are the plastic coolant pipes that run on top of the engine, underneath the intake manifold. Putting plastic coolant pipes on top of an engine that produces a lot of heat is going to lead to failure at some point (in the same aspect, gluing 2 piece aluminum coolant ports together on Porsche engines and thinking it ...

Repair kit for plastic coolant pipe ends. Fits all 1986-91 Vanagons, including Syncro models. One kit per vehicle. Click here to read our library article on this kit.. Note: Kit 251-121-438-B2A is highly recommended if your Vanagon has an automatic transmission.

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A permanent replacement for the notoriously brittle and leaky plastic OEM VR6 coolant pipe. If your VR6 is losing coolant and you aren't sure where, the crack pipe could be the culprit. These machined billet parts are a great measure of preventative maintenance and seal better than factory. 100% 304 Stainless Steel brushed finish.

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Coolant Tube, Y-Pipe Radiator Hose Crossover, Use with 60082, 61082, 62082, 63082 Radiators, Aluminum, Natural, Jaguar, XJS, Each. Part Number: BCI-72089 Not Yet Reviewed

Located on the driver side of the cylinder head, this pipe contains the coolant tempature sensor Engine code AMU. Brand: ES#: 3470644. Mfg#: 462-121-132AP. Qty: Availability: Inventory On Order, ETA Jul 19, 2021. $49.95.

Incoloy 901（UNS N09901）Seamless Pipes & Tubes. Incoloy 901 is an austenitic age-hardening alloy based on Fe-43Ni-12Cr, adding titanium, aluminum and equal strengthening elements, and contains a small amount of boron and lower carbon.

Updated Porsche Cayenne Coolant Pipes. Fortunately, Porsche has updated these parts from the original leaky plastic ones to solve this problem. The updated coolant pipe kit is now part of the standard repair for the leaking original parts. This update includes new cast-aluminum pipes to replace leaky plastic ones and improved o-ring seals.