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Crate Engines

ATK High Performance Chevy 383 Stroker 470 HP Complete Long Block Crate Engines HP101C

470 HP Chevy

$3,653.34

Part price only. Freight is quoted for your ZIP before you pay — a gasket set and a 425 HP outboard are not the same shipment, so nothing is guessed at checkout.

In stock — ready to dispatch

Part number checked before dispatch Send the model, year and serial range and we confirm this is the right number for your unit — including whatever it supersedes.
Quoted freight, insured in transit Small parts by parcel, engines and outboards crated on a pallet. You see the figure for your ZIP before you pay.
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Fitment help before you buy Call +1 (209) 373-5717 — Mon–Sat 9:00am – 6:00pm PT · Sun closed

Description

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.


Installation Notes & Recommendations

Designed for Carbureted Setups – Includes 750 CFM Carb
⚙️ 91+ Octane Fuel Recommended for Best Performance
Pre-Tuned and Dyno-Tested for Easy Installation

⚠️ Confirm compatibility with your fuel system, transmission, and accessories before purchase.


❓ Frequently Asked Questions (FAQ)

Can I use fuel injection with this engine?

  • This engine is designed for carbureted applications. You would need to install an aftermarket EFI system if desired.

Is this a turnkey engine?

  • It is a nearly complete long block. You will need to add an air cleaner, exhaust system, and cooling components.

What fuel should I use?

  • 91+ octane premium fuel is recommended for best performance.

Does it include a warranty?

  • Yes, ATK provides a warranty. Contact ATK High Performance for specific details.

Is this a direct fit for my Chevy?

  • It fits most small-block Chevy applications, but modifications may be required depending on your vehicle setup.

Order Your ATK Chevy 383 Stroker 470 HP Complete Long Block Crate Engine Today!

Take your build to the next level with the ATK Chevy 383 Stroker 470 HP Crate Engine!

✔ Fully Assembled, Dyno-Tested, and Ready to Install
✔ Big Power in a Small Block – Perfect for Classic & Performance Cars
✔ Complete with Carburetor, Distributor, and Accessories
✔ Built for Reliability, Street Power, and Track Dominance

ORDER NOW & UNLEASH THE BEAST UNDER YOUR HOOD!

  • Brand: ATK High Performance Engines
  • Manufacturer’s Part Number: HP101C
  • Part Type: Crate Engines
  • Product Line: ATK High Performance Chevy 383 Stroker 470 HP Complete Long Block Crate Engines
  • Summit Racing Part Number: HPE-HP101C
  • UPC: 00653517510434
  • Crate Engine Family: Chevy Small Block
  • Actual Engine Displacement: 6.3L/383
  • Crate Engine Cylinder Head Material: Aluminum
  • Engine Block Material: Cast iron
  • Advertised Compression Ratio: 10.0:1
  • Assembled: Yes
  • Engine Balance: Internal/External
  • Cam Style: Hydraulic roller, OE roller
  • Rear Main Seal Style: 1-piece
  • Intake Manifold Included: Yes
  • Intake Manifold Style: Carbureted
  • Cylinder Heads Included: Yes
  • 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
  • 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
  • Water Pump Style: Long
  • Supercharger Included: No
  • Quantity: Sold individually.

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