How long does a Duramax water pump last?
On average, a vehicle’s water pump should last well over 100,000 miles. Unfortunately, those who drive Duramax 6.6-liter engines usually have to replace theirs by 80,000 miles. In some cases, the pump will last to 100,000 miles, but it usually fails much earlier than an average water pump does.
How much HP can a lly handle?
Without engine work, the stock LLY can put out ~500rwhp.
How much does it cost to replace a water pump on a Duramax?
The average Duramax Water Pump replacement will cost you $950. The labor costs are$400 to $500 and the parts will be priced at $400 or so. This might not include taxes, fees, and other charges that can be added by your dealership or mechanic of choice.
How much boost can a stock LLY handle?
No more then 27-30 PSI without studded heads, not much more then that with a stock turbo. Short spikes into the 1400 degree range are ok, but not sustained. You’ll want to see sustained temps in the 1100-1200 degree range depending on the load on the engine.
What size turbo is on a stock LLY Duramax?
One benefit for horsepower junkies is that the LLY made use of the largest turbo ever offered on any Duramax engine. Not only was its 62mm, 11-blade compressor wheel inducer the biggest, but the height of its exhaust vanes were the tallest at 15mm (vs. 11.2mm on the LML engine available from ’11-’16).
Why do LLY head gaskets fail?
The head gasket issue with the LLY is mainly linked to overheating engines and owners running hot tunes with too much boost. Kinda like the problem the LBZ’s have with cracking pistons running hot tunes. The LBZ mouthpiece and EGR blocker are not true fixes for chronic over heaters, the aux radiator is.
How do you know if your water pump isnt working?
Five Signs Your Water Pump Is Failing
- Overheating. A dead or dying water pump cannot circulate coolant through your vehicle’s engine and, as such, the engine will overheat.
- Coolant Leaks. Coolant leaks from the water pump are common and a clear sign that it’s time to replace the pump.
- Corroded Water Pump.
- Whining Noises.
How much is a water pump for a GMC truck?
GMC Sierra 1500 Water Pump Replacement Cost Estimate. The average cost for a GMC Sierra 1500 water pump replacement is between $776 and $983. Labor costs are estimated between $158 and $200 while parts are priced between $617 and $783.
How much does it cost to replace a water pump on a Chevy Silverado?
Chevrolet Silverado 1500 Water Pump Replacement Cost Estimate. The average cost for a Chevrolet Silverado 1500 water pump replacement is between $767 and $974. Labor costs are estimated between $158 and $200 while parts are priced between $608 and $774.