ATK Chevy 383 Stroker Engine 500HP Complete EFI HP55C-EFI

Get all the attention on the street with the immense power of this ATK HP55C-EFI Chevy 383 Stroker Engine 500HP Complete. Backed by FiTech Self-Learning EFI systems, you will have no trouble during cold starts, elevation or other harsh driving conditions. This crate engine offers a humongous 500 horsepower and 505 ft.lb torque.

Engine Specifications:

• Horsepower: 500
  
• Torque: 505 lbs./ft.
  
• Block: Seasoned OE 4 Bolt Main 1pc Seal Roller Block P/S Dipstick
  
• Bore/Stroke: 4.040 x 3.750
  
• Displacement: 383 C.I.D.
  
• Crankshaft: Scat 4340 Forged 3.750" Stroke Externally Balanced Rear/Internal Front 1pc.
  
• Connecting Rods: Scat 4340 Forged H Beam 5.700" ARP 8740 Bolts
  
• Pistons: Forged
  
• Piston Rings: Moly Rings
  
• Compression Ratio: 10:1 Compression
  
• Camshaft: Hydraulic Roller
  
• Camshaft Specifications: 237/245 @050 .597in/.597ex 112LSA
  
• Camshaft Bearings: Installed & Clocked to OEM Position
  
• Cylinder Heads: ATK/Pro-Filer aluminum 70cc/195cc 2.02/1.60
  
• Freeze Plugs: Brass Installed & Sealed
  
• Rocker Arms: Billet Roller Rockers 1.6 Ratio
  
• Oil Galley Plugs: Installed & Sealed
  
• Oil Pan: OE 5qt.
  
• Weight: 430
  

ATK specializes in muscle. With the highest quality internal parts and Dyno Proven combinations of every engine built, ATK is able to add the most bang for your buck and back it up with an industry leading warranty.