ht383e

HT383E

Bolt-in replacement stroker for trucks  

Chevrolet Performance’s HT383E crate engine is an affordable and more powerful direct replacement for the tired 350 engine in your 1996-99 full-size GM truck or SUV.

PART NO.   19355721

WhyBuy

323 HP @4200 RPM

WhyBuy

444 LB-FT @3000 RPM

Enhanced towing

The HT383 starts with a cast-iron block with four-bolt main caps, a forged steel crankshaft, a smooth hydraulic roller camshaft and a set of iron Vortec heads. Its 9.1:1 compression ratio is perfect for regular gasoline.

Installation Guides

Find everything from vital data about your engine’s capabilities to how to install it into your build.

HT383E  Tech Specs

  • Part Number: 19355721
  • Engine Type: Chevy Small-Block V-8
  • Displacement (cu. in.): 383
  • Bore x Stroke (in.): 4.000 x 3.800
  • Block (P/N 88962516): Cast-iron with four-bolt main caps
  • Crankshaft (P/N 12489436): 4340 forged steel
  • Connecting Rods (P/N 12497624): Heavy-duty forged steel
  • Pistons (P/N 12499103): Hypereutectic aluminum
  • Camshaft Type (P/N 14097395): Hydraulic roller
  • Camshaft Lift (in.): .431 intake / .451 exhaust
  • Camshaft Duration (@.050 in.): 196° intake / 206° exhaust
  • Cylinder Heads (P/N 12558060): Vortec iron; 64-cc chambers
  • Valve Size (in.): 1.940 intake / 1.500 exhaust
  • Compression Ratio: 9.1:1
  • Rocker Arms (P/N 10089648): Stamped steel
  • Rocker Arm Ratio: 1.5:1
  • Water Pump (P/N 88894341): Cast-iron
  • Recommended Fuel: Regular Pump
  • Maximum Recommended rpm: 5000
  • Balanced: External

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Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance Parts may not meet Federal Motor Vehicle Safety Standards and emissions regulations and should not be operated on public roads. Chevrolet Performance customers are responsible for ensuring their use of Chevrolet Performance complies with applicable federal, state, and local laws, regulations, and ordinances. Many parts intended for racing or other “off-highway” use are not designed or tested for crashworthiness or to meet the safety needs of the motoring public, and may adversely affect the original intended performance or handling characteristics of the vehicle. These parts are designed and intended to be used with experts supervising their installation and use, to help assure the proper and safe operation of the vehicle.