ATK HP101C Chevy 383 Stroker Complete Engine 460HP
The ATK HP101 Chevy 383 Stroker Base Engine delivers a powerful 460 horsepower with excellent durability, making it a perfect choice for hot rods, muscle cars, and street performance builds. Designed with premium components and precision machining, this small-block stroker motor gives enthusiasts the balance of raw power and long-term reliability.
NOTE:
- Core return can be any Small Block Chevy 350ci engine, except 1992-1997 LT1 style engines
Engine Info
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Balancer: Internal balance
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Carburetor: Quick Fuel 680cfm vacuum secondary electric choke #793-HR-680-VS
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Exhaust: 1-3/4″ Headers
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Firing Order: 18436572
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Flexplate: External balance
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Fuel Pump: Holley Mechanical 110gph #510-12-327-11
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Intake Manifold: Weiand Stealth dual plane #925-8150
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Octane: 91+
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Oil: 10W30 (Conventional / Non Synthetic)
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Oil Filter: Wix or K&N
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Spark Plug Gap: .035″
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Spark Plugs: Autotile #417-3923
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Spark Plug Wires: 8mm
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Stall Converter: 2500+
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Timing: 34-36 Degrees
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Water Pump: OE long pump
Notes: This engine will NOT produce enough vacuum for power brakes.
Disclaimer: The parts listed are ATK’s recommendations of parts to be used to obtain the power figures listed. Power figures can vary based on parts used by the end user. Some modifications to the vehicle may be required using these and or other aftermarket parts.
Key Features
- High-performance Chevy 383 Stroker base engine
- Delivers 460 HP with excellent torque output
- Blueprinted and assembled with precision parts
- Forged steel crankshaft and connecting rods
- High-compression pistons for maximum efficiency
- Hydraulic roller camshaft for smooth performance
- Premium gaskets and seals for long-term reliability
Applications
This engine is ideal for:
- Classic Chevy restorations
- Street performance builds
- Hot rods and custom cars
- Track-ready muscle car projects
Specifications
- Displacement: 383 cubic inches
- Horsepower: 460 HP
- Torque: 460 lb-ft (approx.)
- Compression Ratio: 10.0:1
- Block Type: Seasoned GM 4-bolt main block
- Crankshaft: Forged steel stroker crank
- Camshaft: Hydraulic roller
- Heads: Aluminum performance cylinder heads
- Pistons: Forged high-performance pistons
