Features

• Material: Cast Iron
• Bore: Semi-finished to allow final honing to piston/ring package
• Deck Height: 9.800 in. (std)
• Cam Bearings: Standard
• Main Bearings: Standard
• Camshaft Location: Stock
• Lifter Bores: Standard Indexed
• Maximum Recommended Bore: 4.625 in.
• Cylinder Wall Thickness: .310 in. @ 4.600 in. Bore
• Water Jackets: Expanded for better cooling
• Lubrication: Priority main oiling system
• Filtration: Integral mount for spin-on filter
• Oil Pan Rails: Solid stock width (can be clearanced for Strokers)
• Oil System Features 
  • Priority main oiling
  • Stepped oiling .584-.500-.437 in.
  • Integral spin-on oil filter mount
  • Oil drain back in valley lubricates distributor gear
  • Drilled for dry sump valley scavenge lines
• Extra head bolt bosses in the valley to accommodate special racing heads
• Blind holes drilled into the valley for screen
• Crank Clearance: 4.375 in. for 9.800 in. deck
• Main Caps: 4-bolt splayed nodular iron
• Rear Main: Mark IV I 2-piece seal
• Fuel Pump Mount: OE mount
• Starter: OE mount
• Motor Mounts: Front and side
• Cylinder Head Holes: Blind tapped to prevent leaks
• Compatible with Mark IV Components
• Weight: Approximately 270 lbs
• Made In The USA