Mopar Performance 6.2L 376CI Hemi Hellcrate Supercharged Long Block Crate Engine


  • 707 HP
  • 650 TRQ
  • Forged Pistons
  • Forged Steel Crankshaft

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SKU: 68303089AC Categories: , Tag:

Mopar Performance 6.2L HEMI Hellcat Supercharged Long Block Crate Engine

Rated at an impressive 707hp and 650 lb.-ft. of torque, this powerful crate engine is exactly what Mopar® enthusiasts have been looking for. You asked, and Mopar® delivered.

The 6.2l Hellcat Supercharged HEMI® Crate Engine features 356 aluminum, hemispherical chamber cylinder heads, a 54.3mm intake valve size and a 42mm exhaust valve size. Components include a cast iron block with 4-bolt powder metal main caps and a nodular iron camshaft.

What’s Included

This is a complete engine assembly that includes a water pump, flywheel and clutch, front sump oil pan, intake manifold with throttle body, fuel injectors and coil packs.

Important Notes

Crate HEMI® engines are designed for installation in any motor vehicle manufactured prior to model year 1976 or competition vehicles driven on tracks or off-road. Mopar P/N: 68303089AB.

Looking for other Mopar engine offerings? Check out what Karl Kustoms Mopar engines here – and read more about some of our favorite builds here.

Technical Specs

  • Cast iron block with 4-bolt powder metal main caps
  • Connecting rods and floating pins with diamond-like coating;
  • Nodular Iron Camshaft
  • Valve/Lift duration @ 0.15mm. Int: 14.25 (0.561) mm – 278 deg. Hollow stems, Exh: 14.0 (0.551) mm – 304 deg. Sodium-filled stems
  • 356 Aluminum, Hemispherical Chamber Cylinder Heads
  • 54.3mm Intake Valve Size
  • 42mm Exhaust Valve Size
  • 9.5:1 Compression Ratio
  • 6,200 Max RPM
  • 376 cu. in.
  • 103.9mm Bore
  • 90.9mm Stroke
  • Forged Steel Crank Material
  • Forged Piston Material
Weight 875 lbs
Dimensions 40 × 40 × 40 in

Engine 376ci 6.2L HEMI Hellcat
Horsepower 707HP
Torque 650FT/LBS
Compression Ratio 9.5:1
Block Cast Iron w/ 4-Bolt powder metal caps, 103.9mm bore
Crankshaft Forged steel, 90.9mm stroke
Heads 356 Aluminum, Hemispherical chamber
Valves 54.3mm intake/42mm exhaust
Peak RPM 6,200RPM


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Prop65WARNING: These auto parts can expose you to chemicals including phthalates and lead. Installing or using these parts can expose you to other parts containing these chemicals and to engine exhaust, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to

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