plastic vs metal water pump impeller jeep

Water pump, and why not to buy steel impellers

 · Water pumps are a wink leak, in particular the bearing. unfortunately folks see chipped plastic impellers and think the plastic impeller is the problem. replaced with steel, bearings fail, and the steel impeller damages the block

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Water Pump-Composite or Metal Impeller | Bob Is The Oil …

 · Jan 16, 2018. #7. Metal is preferred but don''t buy a bottom of the barrel aftermarket water pump because it has a metal impeller. Most OEM water pumps have plastic impellers and in a well maintained system should not have any issues. Even metal impellers can fail too.

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Impeller Metal vs Plastic | Jeep Enthusiast Forums

 · 1,883 Posts. #5 · Oct 9, 2010. Only show this user. I''ve generally found that it''s best to try and get the same impeller material as the original pump had - i.e.: if the engine was built with a plastic impeller, get a replacement pump with a plastic impeller. The manufacturer did a lot of testing with that design to validate it''s performance.

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Water Pump Impeller Plastic vs Metal vs Composite …

Bimmerforums - The Ultimate BMW Forum > BMW Models > 3 series & 4 Series (E21, E30, E36, E46, E9x, F30, F32, F33, F36, F44) > 1991 - 1999 (E36) > Water Pump Impeller Plastic vs Metal vs Composite PDA View Full Version : Water Pump Impeller Plastic vs Metal vs Composite

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Plastic vs metal water pump impeller | GOLFMKV

 · I replaced my water pump with a metal impeller Graf pump. To be honest, it doesn''t look like an upgrade. The impeller blades are attached to the spinning disc with two small spot welds apiece. The plastic impeller on the VW pump looks very solid in comparison. I haven''t heard of FSI water pump failures being an issue yet either.

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Water Pump Replacement: Reactive or Preventative?) | …

 · Replaced my radiator and thermostat just before Christmas. Within one day my water pump was seeping from the weep hole. Local Jeep dealer wanted $180.00 for the pump plus 12 bucks for the gasket. Brand new one from Autozone was 29 bucks with metal impeller. Dura last brand with gasket.

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Metal or plastic impeller water pump? Which one is best ...

 · Apr 11, 2011. #3. Metal impeller is the best for the water pump as its stronger and the plastic one shreds away also VW and Audi don''t stock it!

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Water pump choice ? Steel vs plastic . | Ford Powerstroke ...

 · So does the DieselSite water pump come with a metal impeller or is it plastic. I see you said it was stamped. Is BPD the only company with metal impellers for the early 2003 6.0 or does it not matter about the year. I figured a …

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Plastic Shards in Metal Impeller Water Pump?

 · The plastic impeller will also have less cavitation due to its shape and edge on the blades. This means 2 things. 1) Decreased about of energy needed to rotate the pump (more HPs) 2) Less wear on the blades. The metal castings are …

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Stainless verses Thermoplastic Impellers | Terry Love ...

 · Either style of impeller is just fine, and properly applied CAN last 20 years easily. The more important details as to which would better suit you would be water quality, presence of debris in the water, static and pumping water levels, flow rate, and cycles per day. These are the more important factors that determine a pump or motor''s life span.

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The Volkswagen Impeller Debate: Plastic or Metal?

2019-12-30 · a metal impeller instead of plastic. Volkswagen''s OE water pump has always been manufactured with a plastic impeller. Originally the impellers were molded from a nylon-based plastic. Over time, it was discovered that the nylon material was not compatible with all types of antifreeze, resulting in premature pump failure and system contamination.

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Metal or Plastic Impeller? | Jeep KJ and KK Liberty Forum

 · I have to purchase a new water pump for my 2010 Jeep Liberty with a 3.7 cu . engine. While on line I see that they make the water pump with a plastic or metal impeller. So does the OEM part come in plastic or metal impeller? Which is …

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® Water Pumps & Parts – Housing, Covers, Valves & …

water pumps are built to extremely tight metal-to-metal clearances, manufactured for peak system efficiency, and tested to match stringent performance and endurance requirements. Keep your water pumps performing properly with high-quality replacement parts. Search this section to find the exact part you need for a C7 or C15 Water Pump ...

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The Impact of Component Material Selection on Pump ...

2014-12-18 · The impact of the impeller material on the life of a high-suction energy pump under cavitation conditions is shown in Table 1. As an example, changing from mild steel (reliability factor of 1.0) to stainless steel (reliability factor of 4.0) would increase the impeller life from cavitation damage by a factor of four.

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Pumps by Material

Pumps by: Material. Aluminum Aluminum Cast Iron Fitted Brass. Bronze Cast Iron Cast Iron Bronze Fitted. Plastic Plastic Fitted 304 Stainless Steel. 316 Stainless Steel 304 S.S. Plastic Fitted Nickle Plated. Aluminum Pumps. ALUMINUM is a …

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Water Pump: Plastic impeller v.s. Metal impeller?

 · The old BMW water pumps had orange or black plastic impellers that were prone to breaking. The newer BMW water pumps have a fiber-resin composite impeller that looks like black plastic, but is much less prone to breaking; however, the stigma of the "plastic impeller" has persisted. Many aftermarket water pumps (such as Graf, I think) have metal ...

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OEM water pump w/plastic impeller or off brand with metal?

 · As for the water pump, get a metal one. I like HEPU brand the best (high quality German manufactured), but GRAF is alright as well. I have seen the OEM plastic piece fail many, many times. Often before 100k. The impeller splits in 2 …

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6.0 Water Pump---Post your carnage

 · 6.0 Water Pump---Post your carnage. Post up pictures of damaged/worn 6.0 Water pumps---list the year that the failed came out of. I am going to replace mine that started to leak out of the weep hole, and on the fence between the Ford factory and bulletproof billet. (supposedly the 2005 and up factory water pumps are redesigned for longer life ...

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submersable well pump metal impeller vs plastic | …

Plastic Vs. Cast Iron Pumps - Basement Systems. It''s important to remember that plastic sump pumps will also generally have a plastic impeller-- the part of the pump that pulls water into the system and sends it moving through the discharge line. These plastic impellers are much easier to damage or strip off the motor shaft than their cast-iron counterparts.

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Plastic vs. Metal Water Pump Impeller | BMW M5 Forum …

 · Plastic vs. Metal Water Pump Impeller. Jump to Latest Follow 1 - 5 of 5 Posts. D. dinan e39 · Registered. Joined Oct 11, 2007 · 12 Posts . Discussion Starter · #1 · Oct 2, 2008. Only show this user ...

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Metal vs Plastic Pump? | Terry Love Plumbing Advice ...

 · Water well and pump tech. Location: Riverview, Fl. First class and Flotec or Water Ace shouldn''t be used in the same sentence. They are both substandard pumps. That said, the Myers (Water Ace) is a far better pump than the Sta-Rite (Flotec) in that it''s the same pump as the Myers; except for the motor. You will notice the air holes in the motor ...

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Is the Mopar water pump impeller plastic or metal? | Jeep ...

 · Current new stock Mopar water pumps have plastic impellers, since you obviously want a metal impeller you are going to have to search ebay for an old stock pump that has metal or consider another brand.

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01 TJ Water Pump..Plastic or Metal? | Jeep Enthusiast Forums

 · the water pump on my Jeep has a plastic impeller too. they probably make it his way because it is cheaper to produce. if worried about corrossion they could have made it out of 316 stainless steel. havent had any trouble with it yet, but due to it''s design am expecting it …

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Metal vs plastic impellers in water pump

2002-10-16 · Metal vs plastic impellers in water pump. When I recently ordered a new pump, the BMW parts guy told me that they had replaced the metal impeller style back to a new plastic one, is this true? Would the part numbers have changed between versions... if so, what is the latest part number I should be looking for??? ...

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Water pump Impeller

 · Plastic impellers are okay but run the risk of cracking. Depending on how the shaft insert is molded into the impeller (or lack of), if it cracks by the shaft the water pump will spin but the impeller won''t, and make the engine overheat. "It can''t be the water pump, I just replaced it!" Oh, it can still be the water pump.

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Jeep Wrangler: Signs of a Bad Water Pump | Drivetrain …

2019-12-10 · Your Jeep Wrangler''s water pump is one of the most crucial parts of the engine. If it doesn''t pump water through the engine, it''s going to overheat and do a lot of damage. Typical signs of a bad water pump include overheating, white smoke, a bad smell, rough idle, and more. A water pump works by pumping water through the engine.

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New Water Pump After Markert Metal Impeller vs OEM …

 · The plastic impeller water pumps are clearly designed to breat and fall apart with time, this gets the car back to the dealer to take money and up sell a full timing belt job.. dealer $1000+ ? The aftermarket took advantage over this by manufacturing the metal impeller water pump to help solve this problem of it falling apart.

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Stamped vs. Machined water pump impellers

 · I''m evaluating a new water pump for a sports car. The stock water pump is known for cavitation at high rpm, so traditionally the track dogs changed to an underdrive pulley. Now a shop is producing a water pump replacement that has an impeller built from CNC''d billet aluminum.

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