Chevrolet Performance HT502 Big Block Truck Crate Engine - 406 HP/541 TQ - 502ci Towing Power - Affordable Alternative

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

This Product is a USA Special Order, and will take around 6 - 8 weeks to arrive, call to discuss options