Features

• Material: 40,000 psi High-Density Cast iron
• Deck Height: 9.025 in. (standard Chevy)
• Deck Thickness: .600 in. minimum
• Cam Bearings: 2 in.
• Camshaft Location: Stock
• Lifter Bores: .842 in.
• Bore: 4.120 in. (hone to 4.125 in.)
• Maximum Bore: 4.200 in.
• Cylinder Wall Thickness: .250 in. @ 4.200 in. bore
• Lubrication: Priority main oiling system
• Filtration: Integral mount for spin-on filter
• Oil Pan Rails: Solid stock width (can be clearanced for Strokers)
• Crank Clearance: 4.000 in. stroke with H-Beam steel rods
• Main Caps: Nodular steel 4-bolt (ARP 7/16 in.) with dowels
• Driver Side Dipstick
• Fuel Pump: OE mount
• Starter: OE mount
• Oil Filter: OE integral spin-on filter mount
• Oil System Features: Integral boss for front feed, boss for rear scavenge rear main cap has provisions for wet sump pump, drilled for dry sump valley scavenge lines
• Motor Mounts: Front and side
• Water jackets expanded for better cooling
• Siamese block cylinder design
• Steam holes not required
• Cylinder Head Holes: Blind tapped to prevent leaks
• Weight: Approximately 178 lbs.
• Includes freeze plugs, cam plug, dowel pins, and pipe plugs