Ford 4.6L/5.4L 3-Valve WT Oil Pump Update


Above: The standard OE pump, with an aluminum backing plate, leaks oil at 2,500 rpm compared to the JASPER pump with a cast iron backing plate. 

One of the primary issues with Ford’s 4.6L/5.4L 3-valve VVT engine surrounds its Variable Valve Timing system, and the lack of oil pressure which can touch off an engine code. Since the VVT is driven by oil pressure, any decrease in oil pressure, provided by the engine, can result in a failure.

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Give your vehicle a new lease on life!


That big oil slick in your driveway or those strange noises from under your hood don't have to mean you'll be saddled with a new car payment soon. Instead, talk with our certified automotive repair technicians about dropping in a completely remanufactured JASPER gas or diesel engine, transmission or differential and get back on the road again quickly!  JASPER also provides remanufactured marine engines, stern drives, lower units and outboard powerheads; and a very serious line of performance crate engines.  JASPER is proudly remanufactured in the USA.  Installed by our team of automotive technicians. 

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JASPER EXPANDS AVAILABILITY


JASPER Expands Late Model Availability of GM 6L0E and 6L90E Transmissions!

Jasper Engines & Transmissions has expanded the availability of its remanufactured GM 6L80E and 6L90E transmissions.  Originally released in April 2011 for 2007-2009 GM applications, these 6-speed transmissions are available on exchange for the following 2010-2012 vehicles:

  • Chevrolet Suburban, Avalanche, Tahoe, Silverado 1500-3500, Express 1500-4500
  • GMC Sierra 1500-3500, Yukon, Savana 1500-4500
  • Cadillac Escalade


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JASPER Helps Oklahoma


We are proud to be a part of a company that is first to respond.  Jasper Engines & Transmissions has this trailer scheduled to depart Saturday afternoon to deliver items directly to the People impacted by the tornado in Oklahoma.

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