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• Horsepower: 565
  
• Torque: 595 lb/ft
  
• Block: Seasoned OE 4 Bolt Main 1pc Seal Gen V 1991-1995
  
• Bore/Stroke: up to 4.310 x 4.250
  
• Displacement: 489 C.I.D.
  
• Crankshaft: Scat Nodular Iron 4.250" Stroke Internally Balanced 1pc.
  
• Connecting Rods: Scat 4340 Forged I Beam 6.385" ARP 8740 Bolts
  
• Pistons: Forged Small Dome
  
• Piston Rings: Moly Rings
  
• Compression Ratio: 10.1:1 Compression
  
• Camshaft: Hydraulic Roller
  
• Camshaft Specifications: 237/245 @050 .635in/.640ex 112LSA
  
• Camshaft Bearings: Installed & Clocked to OEM Position
  
• Cylinder Heads: Edelbrock Aluminum E-Street 110cc/290cc 2.19/1.88
  
• Freeze Plugs: Brass Installed & Sealed
  
• Rocker Arms: Billet Aluminum 1.7 Full Roller
  
• Oil Galley Plugs: Installed & Sealed
  
• Oil Pan: OE 5qt.
  Weight:575
  

Oil : 10W30
Oil Filter: Wix or K&N Recommended Per Your Application
Fuel Delivery : Quick Fuel Carburetor 780cfm #HR-780-VS
Intake Manifold : Edelbrock Performer RPM Dual Plane #7161
Spark Plugs : Autolite #3923
Spark Plug Gap : .035�
Harmonic Balancer/Damper : Professional Products Internally Balanced 8" #80004
Flex Plate / Flywheel : Internally Balanced 168 Tooth
Timing : 34-36 Degrees Total
Water Pump : Long Water Pump
Firing Order : 1 8 4 3 6 5 7 2
Exhuast : 2 Headers
Fuel Pump : No Mechanical Fuel Pump Provisions, Must Run Electric
Fuel : 91+ Octane
Ignition : HEI
Automatic Transmission Stall Converter : 2500-3200