HEMI Milestones: 1971 – 2004


Yeah It's Got A HEMIA journey through Chrysler’s HEMI engine history.

  • 1971 – Bobby Isaac breaks 28 records at Bonneville in a Dodge Charger Daytona; top speed is 217.368 mph.
  • 1971 – Richard Petty wins his 3rd NASCAR Grand National championship in a HEMI Road Runner.
  • 1971 – Don Garlits introduces HEMI-powered rear engine dragster at NHRA Winter Nationals.
  • 1971 – Sox and Martin win six of eight NHRA events; they represent drag racing at a presidential reception.
  • 1991 – Al Teague sets 409.986 mph wheel-driven Land Speed Record in the Supercharged class with single HEMI.
  • 2003 – 5.7-liter HEMI “Magnum” develops up to 345 hp and 375 lb.-ft. of torque.
  • 2003 – 5.7-liter HEMI “Magnum” in Ram 2500/3500 series trucks delivers best-in-class power, acceleration and towing capacity.
  • 2003 – 5.7-liter HEMI “Magnum” is 56 lbs. lighter, has 41% more power and 12% more torque than the 5.9-liter Magnum wedge head engine it replaces.
  • 2003 – 5.7-liter HEMI is the first Chrysler production gasoline engine with electronic throttle control or “Drive-by-Wire”.
  • 2003 – The 5.7-liter HEMI meets all federal emissions standards, delivers 8-10% better economy than the engine it replaces.
  • 2003 – 5.7-liter HEMI “Magnum” is the first Chrysler production engine to use two spark plugs per cylinder.
  • 2003 – 5.7-liter HEMI features “Leak Free” design with a cast-in drain through on the oil filter pad.
  • 2003 – HEMI architecture produces power comparable to an overhead cam engine, yet is less costly to build.
  • 2003 – 5.7-liter HEMI is the first Chrysler production engine to use two spark plugs per cylinder.
  • 2003 – The new HEMI is named one of Ward’s 10 Best Engines.
  • 2004 – The Ram 1500 and all-new Dodge Durango are available with 5.7-liter HEMI.
  • 2004 – The 5.7-liter HEMI is named one of Ward’s 10 Best Engines for the second year in a row.
Please Note: This information is provided "as is" and is for information purposes only. This production information is believed to be accurate the 440magnum Mopar Enthusiast Network makes no guarantees on the accuracy of this information. This information was obtained from the Chrysler archives, books, www, and other reference materials.