Roar through the streets with this ATK Chevy 540CI Engine. Built with top quality components, this crate engine boasts 660+ horsepower that will make your car a real beast. Forged internals make this engine very strong, and the sealed freeze plugs and oil galley plugs ensure reliability.

Engine Specifications:

• Horsepower: 660+
  
• Torque: 650+ lb/ft
  
• Block: Dart Big M 9.8 4 Bolt Main 2pc Seal
  
• Bore/Stroke: 4.500 x 4.250
  
• Displacement: 540 C.I.D.
  
• Crankshaft: Manley 4340 Forged 4.250" Stroke Internally Balanced 2pc.
  
• Connecting Rods: Manley 4340 Forged H Beam 6.385" ARP 8740 Bolts
  
• Pistons: Forged
  
• Piston Rings: Moly Rings
  
• Compression Ratio: 10.1:1 Compression
  
• Camshaft: Hydraulic Roller
  
• Camshaft Specifications: 243/249 @050 .640in/.640ex 112LSA
  
• Camshaft Bearings: Installed & Clocked to OEM Position
  
• Cylinder Heads: Dart Aluminum 121cc/325cc 2.25/1.88
  
• Freeze Plugs: Brass Installed & Sealed
  
• Rocker Arms: Howards Billet Aluminum Full Roller 1.7 Ratio
  
• Oil Galley Plugs: Installed & Sealed
  
• Oil Pan: Moroso 6qt.
  
• Weight:575
  

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.

Don't forget the engine paint!

ATK Chevy 540CI Engine 650HP Complete HP42C