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 Balancer: Internal balance Carburetor: Quick Fuel 680cfm vacuum secondary electric choke #793-HR-680-VS Exhaust: 1-3/4″ Headers Firing Order: 18436572 Flexplate: External balance Fuel Pump: Holley Mechanical 110gph #510-12-327-11 Intake Manifold: Weiand Stealth dual plane #925-8150 Octane: 91 Oil: 10W30 (Conventional / Non Synthetic) Oil Filter: Wix or K&N Spark Plug Gap: .035″ Spark Plugs: Autotile #417-3923 Spark Plug Wires: 8mm Stall Converter: 2500 Timing: 34-36 Degrees 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 Why Choose the ATK HP101 Chevy 383 Stroker? The ATK HP101 is built for enthusiasts who demand maximum horsepower from a small-block Chevy platform without compromising on reliability. With 460 horsepower, forged internals, and high-flow cylinder heads, this stroker motor is engineered for both street performance and track racing. Learn More For technical details, visit the official ATK Engines website or read expert reviews on Hot Rod Magazine. Looking for more high-performance crate engines? Explore our full range at Elevemotors.com.
