ATK Ford 408 Stroker Engine 480HP Mid Dress HP81M

Build your powerful beast with this ATK HP81M Ford 408 Stroker Engine. Built with carefully handpicked components, this crate engine is highly powerful and reliable for use in street driving and drag racing. This long block engine includes intake manifold, cylinder heads, distributor, oil pan, valve covers, timing cover, water pump, harmonic balancer and flexplate.

Engine Specifications:

• Horsepower: 480
  
• Torque: 500 lb/ft
  
• Block: Seasoned OE 351W Roller Block
  
• Bore/Stroke: 4.040 x 4.000
  
• Displacement: 408 C.I.D.
  
• Crankshaft: Scat 4340 Forged 4.000" Stroke 1 Piece Internally Balanced
  
• Connecting Rods: Scat 4340 Forged H Beam 6.200" ARP 8740 Bolts
  
• Pistons: Forged Dish W Valve Reliefs
  
• Piston Rings: Moly Rings
  
• Compression Ratio: 10.0:1 Compression
  
• Camshaft: Hydraulic Roller
  
• Camshaft Specifications: 235/238 @050 .573in/.582ex 112LSA
  
• Camshaft Bearings: Installed & Clocked to OEM Position
  
• Cylinder Heads: Dart Pro 1 Aluminum 58cc/195cc 2.02/1.60
  
• Freeze Plugs: Brass Installed & Sealed
  
• Rocker Arms: Billet Aluminum 1.6 Full Roller
  
• Oil Galley Plugs: Installed & Sealed
  
• Oil Pan: Moroso 7qt. Front Sump
  
• Weight:375
  

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!