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Product Details
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Overview
Big-Inch Truck Engine Alternative
The HT502 is Chevrolet Performance's affordable big-block alternative designed specifically for truck applications, delivering 406 horsepower and a massive 541 lb-ft of torque. This engine is engineered for low-end grunt and trailer-towing capability.
Specifications:
- Part Number: 19433156
- Engine Type: Gen VI Big-Block V-8
- Displacement: 502 cu in (8.2L)
- Power: 406 horsepower at 4,200 rpm
- Torque: 541 lb-ft at 3,200 rpm
- Compression Ratio: 8.75:1
Engine Construction:
- Cast iron Gen VI block with 4-bolt main caps
- All-forged rotating assembly for exceptional strength and durability
- Forged 1053 steel crankshaft
- Heavy-duty powdered metal connecting rods
- Hypereutectic aluminum pistons
Cylinder Head Technology:
- Cast iron oval port cylinder heads
- Valve sizes: 2.070" intake / 1.730" exhaust
- Optimized for low-rpm torque production
Camshaft Specifications:
- Hydraulic roller camshaft
- Valve lift: 0.480" intake / 0.483" exhaust
- Designed for low-end torque curve
Fuel & Performance:
- Mild 8.75:1 compression ratio suitable for regular pump gasoline
- Excellent performance at all altitudes and engine loads
- Peak torque delivery at ultra-low 3,200 rpm for towing
Installation Package:
- Includes oil pan, valvetrain, valve covers, timing set, and balancer
- Externally-balanced 14" automatic transmission flexplate included
- Assembly comes with heads and balancer pre-installed
Application Notes:
- Uniquely suited for pre-1978 trucks
- Adaptable to various applications
- Not intended for marine or fuel-injected applications
- Requires 92 octane fuel for optimal performance
Notes:
Not intended for marine applications. Engines installed in vehicles registered and normally operated outside of the United States carry no warranty.
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Product Specifications
Actual Engine Displacement
8.2L/502
Advertised Compression Ratio
8.75:1
Air Cleaner Included
No
Assembled
Yes
Brand
Chevrolet Performance
Cam Style
Hydraulic roller
Carburetor Included
No
Computer Included
No
Crate Engine Cylinder Head Material
Cast iron
Crate Engine Family
Chevy Big Block
Cylinder Heads Included
Yes
Distributor Included
No
Engine Balance
External
Engine Block Material
Cast iron
Engine Type
Big Block
Engine Type
Long Block
Flexplate Included
Yes
Flywheel Included
No
Harmonic Balancer Included
Yes
Intake Manifold Included
No
Manufacturer's Part Number
19433156
Oil Pan Included
Yes
Part Type
Big Block Chevrolet Crate Engines
Rear Main Seal Style
1-piece
Remanufactured
No
Spark Plug Wires Included
No
Spark Plugs Included
Yes
Supercharger Included
No
Throttle Body Included
No
Timing Cover Included
Yes
Valve Covers Included
Yes
Water Pump Included
No
Wiring Harness Included
No