ATK High Performance Chevy 383 Stroker 470 HP Complete Long Block Crate Engine – The Ultimate Small Block Upgrade!

Unleash massive power with the ATK High Performance Chevy 383 Stroker 470 HP Crate Engine!

The ATK Chevy 383 Stroker 470 HP Complete Long Block Crate Engine is built for performance enthusiasts looking for big power in a small-block package. This 6.3L powerhouse features a fully forged rotating assembly, hydraulic roller camshaft, and high-flow aluminum heads, delivering strong, reliable horsepower and torque.

With a 10.0:1 compression ratio, this engine runs great on pump gas, making it perfect for street and weekend racing applications. The included carburetor, distributor, water pump, and more make installation straightforward, saving you time and effort.

An unbeatable mix of power, reliability, and street-friendly performance!

What’s Included in the Complete Long Block?

Seasoned Cast Iron Block – Strong and durable foundation
Aluminum Cylinder Heads – High-flow design for better performance
Forged Rotating Assembly – Increased strength for high-rpm durability
Hydraulic Roller Camshaft – Aggressive power while maintaining drivability
High-Performance Intake Manifold – Optimized for carbureted applications
750 CFM Carburetor – Ready to fuel this beast right out of the box
Distributor – Pre-installed and tuned for easy ignition setup
Oil Pan & Valve Covers – Factory installed for convenience
Timing Cover & Harmonic Balancer – Ensures precision engine timing
Water Pump (Long Style) – Provides reliable cooling for high-performance applications
Spark Plugs & Spark Plug Wires – Ready for ignition system setup
Flexplate Included – For automatic transmission compatibility

DOES NOT include flywheel, air cleaner, computer, or wiring harness.

Technical Specifications

Feature	Details
Brand	ATK High Performance Engines
Manufacturer’s Part #	HP101C
Product Type	Complete Long Block Crate Engine
Crate Engine Family	Chevy Small Block
Horsepower	470 HP
Torque	Estimated High Torque Output
Displacement	6.3L / 383 CI
Compression Ratio	10.0:1
Block Material	Cast Iron
Crankshaft Material	Forged Steel
Connecting Rods	Forged Steel
Piston Material	Hypereutectic Aluminum
Camshaft Type	Hydraulic Roller
Camshaft Duration (@ .050″)	TBD
Lobe Separation	TBD
Cylinder Head Material	Aluminum
Cylinder Heads Included?	Yes
Intake Manifold Style	Carbureted
Carburetor Included?	Yes
Throttle Body Included?	No
Distributor Included?	Yes
Oil Pan Included?	Yes
Valve Covers Included?	Yes
Timing Cover Included?	Yes
Water Pump Included?	Yes (Long Style)
Harmonic Balancer Included?	Yes
Flexplate Included?	Yes
Flywheel Included?	No
Air Cleaner Included?	No
Spark Plugs Included?	Yes
Spark Plug Wires Included?	Yes
Computer Included?	No
Wiring Harness Included?	No
Supercharger Included?	No

A high-performance small-block powerhouse built for the street and track!

Fitment & Compatibility

✔ Perfect for Classic Chevy Muscle Cars & Hot Rods
✔ Works with Automatic & Manual Transmissions (Flexplate Included)
✔ Fits Most SBC Motor Mounts & Engine Bays
✔ Compatible with Aftermarket Performance Accessories

Ensure compatibility with your vehicle before ordering. Some modifications may be required.