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
323 HP @4200 RPM
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
Mobil 1 is now The Official Motor Oil of Chevrolet Performance.
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