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Parts intended for competition use only*
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Proposition 65 Warning*
Chevrolet Performance Parts 502 Crate Engine

The Most Popular Big-Blocks

The Most Popular Big-Blocks
Locate a Dealer
A Black and White Checkered Flag Against a Yellow Background in a Circle

Parts intended for competition use only*
A Yellow Triangle with an Exclamation Point in the Center

Proposition 65 Warning*
A Yellow Horsepower Icon

Up to

605 hp

Horsepower*
Two Yellow Gears Slightly Apart with an Arrow Pointing at a Curve from the Left One to the Other

Up to

580 lb.-ft.

Torque*
A Yellow Speedometer Icon

Up to

6,200

Max Rec RPM
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Up to

502 cu. in. (6.2L)

Displacement

502 Engines

  • HT502

    Grit and potent power for hauling — skip the rebuild for a hefty alternative. 
    Chevrolet Performance Parts HT502 Crate Engine

    View HT502

    Grit and potent power for hauling — skip the rebuild for a hefty alternative. 
    fpo

    View HT502

    Tech Specs
    View in 2025 Catalog

    Performance

    Horsepower:

    406 hp @ 4,200 rpm

    Torque:

    541 lb.-ft. @ 3,200 rpm

    Max Rec RPM:

    5,500

    Internal Components

    Crankshaft:

    Forged steel

    Connecting Rods:

    Forged steel, shot peened

    Pistons:

    Forged aluminum

    Camshaft Type:

    Hydraulic roller

    Rocker Arms:

    Stamped steel

    Engine Basics

    Part Number:

    19433156

    Engine Type:

    Chevy Big-Block V8

    Displacement:

    502 cu. in. (8.2L)

    Block:

    Cast iron with 4-bolt main caps

    Balanced:

    External

    Measurements

    Bore x Stroke:

    4.470 in. x 4.000 in.

    Valve Lift (in):

    .480 intake / .483 exhaust

    Camshaft Duration (@0.050 in):

    204° intake / 208° exhaust

    Compression Ratio:

    8.75:1

    Rocker Arm Ratio:

    1.7:1

    Cylinder Head and Valves

    Cylinder Heads:

    Iron rectangular port; 118cc chambers

    Valve Size (in.):

    2.070 intake / 1.730 exhaust

    Fuel and Ignition

    Ignition Timing:

    34° Total @ 4,000 rpm

    Flexplate:

    14”

    Recommended Fuel:

    Regular pump

    Show Less

    Locate a Dealer

    Tech Specs

    Performance

    Horsepower:

    406 hp @ 4,200 rpm

    Torque:

    541 lb.-ft. @ 3,200 rpm

    Max Rec RPM:

    5,500

    Engine Basics

    Part Number:

    94331561 

    Engine Type:

    Chevy Big-Block V8

    Displacement:

    502 cu. in. (8.2L) 

    Block:

    Cast iron with 4-bolt main caps

    Balanced:

    External 

    Measurements

    Bore x Stroke:

    4.470 in. x 4.000 in.

    Valve Lift (in):

    .480 intake / .483 exhaust

    Camshaft Duration (@ 0.050 in):

    204° intake / 208° exhaust

    Compression Ratio:

    8.75:1

    Rocker Arm Ratio:

    1.7:1 

    Internal Components

    Crankshaft:

    Forged steel 

    Connecting Rods:

    Forged steel, shot peened 

    Pistons:

    Forged aluminum

    Camshaft Type:

    Hydraulic roller 

    Rocker Arms:

    Stamped steel

    Cylinder Head and Valves

    Cylinder Heads:

    Iron rectangular port; 118cc chambers

    Valve Size (in.):

    2.070 intake / 1.730 exhaust

    Fuel and Ignition

    Ignition Timing:

    34° Total @ 4,000 rpm 

    Flexplate: 

    14”

    Recommended Fuel:

    Regular pump 
    View in 2025 Catalog

  • 502 HO

    Drag-racing or competition-pulling — this classic defines big-block capabilities.
    Chevrolet Performance Parts 502 HO Crate Engine

    View 502 HO

    Drag-racing or competition-pulling — this classic defines big-block capabilities.
    fpo

    View 502 HO

    Tech Specs
    View in 2025 Catalog

    Performance

    Horsepower:

    461 hp @ 5,100 rpm 

    Torque:

    558 lb.-ft. @ 3,400 rpm 

    Max Rec RPM:

    5,500 

    Internal Components

    Crankshaft: 

    Forged steel 

    Connecting Rods:  

    Forged steel, shot peened 

    Piston and Ring Kit: 

    Forged aluminum 

    Intake Manifold:

    Dual plane

    Camshaft Type: 

    Hydraulic roller

    Rocker Arms:  

    Stamped steel 

    Engine Basics

    Part Number:

    19433157 

    Engine Type:

    Chevy Big-Block V8 

    Displacement:

    502 cu. in. (8.2L) 

    Block (P/N 19170540):  

    Cast iron with 4-bolt main caps 

    Balanced:

    External 

    Measurements

    Bore x Stroke:

    4.470 in. x 4.000 in. 

    Valve Lift (in):

    .510 intake / .540 exhaust 

    Camshaft Duration (@.050 in):

    212° intake / 230° exhaust 

    Compression Ratio:

    8.75:1 

    Rocker Arm Ratio:

    1.7:1

    Cylinder Head and Valves

    Cylinder Heads (P/N 12562920): 

    Iron rectangular port; 118cc chambers

    Valve Size (in.):

    2.190 intake / 1.880 exhaust 

    Water Pump (P/N 12708488):

    Cast-iron, long-style 

    Fuel and Ignition

    Ignition Timing: 

    32° Total @ 4,000 rpm

    Flexplate (P/N 10185034):

    14” 

    Recommended Fuel: 

    Regular pump

    Show Less

    Locate a Dealer

    Tech Specs

    Performance

    Horsepower:

    461 hp @ 5,100 rpm 

    Torque:

    558 lb.-ft. @ 3,400 rpm

    Max Rec RPM:

    5,500 

    Engine Basics

    Part Number:

    19433157 

    Engine Type:

    Chevy Big-Block V8

    Displacement:

    502 cu. in. (8.2L) 

    Block (P/N 19170540):

    Cast iron with 4-bolt main caps 

    Balanced:

    External 

    Measurements

    Bore x Stroke:

    4.470 in. x 4.000 in. 

    Valve Lift (in):

    .510 intake / .540 exhaust 

    Camshaft Duration (@.050 in):

    212° intake / 230° exhaust 

    Compression Ratio:

    8.75:1 

    Rocker Arm Ratio:

    1.7:1

    Internal Components

    Crankshaft: 

    Forged steel 

    Connecting Rods:

    Forged steel, shot peened

    Piston and Ring Kit: 

    Forged aluminum

    Intake Manifold:

    Dual plane 

    Camshaft Type: 

    Hydraulic roller

    Rocker Arms:

    Stamped steel

    Cylinder Head and Valves

    Cylinder Heads (P/N 12562920): 

    Iron rectangular port; 118cc chambers 

    Valve Size (in.):

    2.190 intake / 1.880 exhaust 

    Water Pump (P/N 12708488):

    Cast-iron, long-style 

    Fuel and Ignition

    Ignition Timing: 

    32° Total @ 4,000 rpm 

    Flexplate (P/N 10185034): 

    14” 

    Recommended Fuel: 

    Regular pump
    View in 2025 Catalog

  • ZZ502/502

    On the strip or working the toughest jobs — a 502 that doesn't know when to quit.
    Chevrolet Performance Parts ZZ502/502 Deluxe Crate Engine

    View ZZ502/502

    On the strip or working the toughest jobs — a 502 that doesn't know when to quit.
    fpo

    View ZZ502/502

    Tech Specs
    View in 2025 Catalog

    Performance

    Horsepower:

    508 hp @ 5,200 rpm

    Torque:

    580 lb.-ft. @ 3,600 rpm

    Max Rec RPM:

    5,800

    Internal Components

    Crankshaft:

    Forged steel 

    Connecting Rods:

    Forged steel, shot peened 

    Pistons:

    Forged aluminum 

    Intake Manifold: 

    Dual plane 

    Carburetor: 

    870-cfm

    Camshaft Type: 

    Hydraulic roller 

    Rocker Arms: 

    Stamped steel 

    Engine Basics

    Part Number:

    19433162 

    Engine Type:

    Chevy Big-Block V8 

    Displacement:

    502 cu. in. (8.2L) 

    Block:

    Cast iron with 4-bolt main caps

    Balanced: 

    External 

    Measurements

    Bore x Stroke:

    4.470 in. x 4.000 in. 

    Valve Lift (in):

    .527 intake / .544 exhaust

    Camshaft Duration (@.050 in):

    224° intake / 234° exhaust 

    Compression Ratio:

    9.6:1 

    Rocker Arm Ratio:

    1.7:1

    Cylinder Head and Valves

    Cylinder Heads:

    Aluminum oval port; 110cc chambers 

    Valve Size (in.):

    2.250 intake / 1.880 exhaust; stainless steel 

    Water Pump:

    Aluminum, short-style 

    Fuel and Ignition

    Ignition Timing: 

    32° Total @ 4,000 rpm 

    Flexplate: 

    14” 

    Recommended Fuel: 

    Premium pump 

    Distributor: 

    HEI style 

    Spark Plugs and Wires: 

    Included 

    Starter: 

    Included 

    Show Less

    Locate a Dealer

    Tech Specs

    Performance

    Horsepower:

    508 hp @ 5,200 rpm 

    Torque:

    580 lb.-ft. @ 3,600 rpm 

    Max Rec RPM:

    5,800 

    Engine Basics

    Part Number:

    19433162 

    Engine Type:

    Chevy Big-Block V8 

    Displacement:

    502 cu. in. (8.2L) 

    Block:

    Cast iron with 4-bolt main caps 

    Balanced: 

    External 

    Measurements

    Bore x Stroke:

    4.470 in. x 4.000 in. 

    Valve Lift (in):

    .527 intake / .544 exhaust 

    Camshaft Duration (@.050 in):

    224° intake / 234° exhaust 

    Compression Ratio:

    9.6:1 

    Rocker Arm Ratio:

    1.7:1

    Internal Components

    Crankshaft:

    Forged steel 

    Connecting Rods:

    Forged steel, shot peened 

    Pistons:

    Forged aluminum 

    Intake Manifold: 

    Dual plane 

    Carburetor: 

    870-cfm 

    Camshaft Type: 

    Hydraulic roller 

    Rocker Arms: 

    Stamped steel 

    Cylinder Head and Valves

    Cylinder Heads:

    Aluminum oval port; 110cc chambers 

    Valve Size (in.):

    2.250 intake / 1.880 exhaust; stainless steel 

    Water Pump: 

    Aluminum, short-style 

    Fuel and Ignition

    Ignition Timing:

    32° Total @ 4,000 rpm 

    Flexplate: 

    14” 

    Recommended Fuel: 

    Premium pump 

    Distributor: 

    HEI style 

    Spark Plugs and Wires: 

    Included 

    Starter: 

    Included 

    View in 2025 Catalog

  • SP502/605 

    Defining power for muscle cars, hot rods or classic trucks — the buck stops here. 
    Chevrolet Performance Parts SP502/605 Crate Engine

    View SP502/605

    Defining power for muscle cars, hot rods or classic trucks — the buck stops here. 
    fpo

    View SP502/605

    Tech Specs
    View in 2025 Catalog

    Performance

    Horsepower:

    605 hp @ 6,000 rpm

    Torque:

    580 lb.-ft. @ 4,000 rpm 

    Max Rec RPM:

    6,200 

    Internal Components

    Crankshaft:

    Forged steel 

    Connecting Rods:

    Forged steel, shot peened 

    Pistons:

    Forged aluminum

    Intake Manifold: 

    Aluminum dual plane

    Carburetor: 

    870-cfm four-barrel

    Camshaft Type:

    Hydraulic roller

    Rocker Arms:

    Aluminum roller-style

    Engine Basics

    Part Number:

    19421200