Dart Engine Block 31264355; Race Series 4.250 in. Aluminum 4 Bolt Mains for Chevy 396 to 454

Details

• Premium alloy: Dart Aluminum blocks are cast from RMR Cast Aluminum alloy for superior strength and integrity
• Standard 9.800? or 10.200? deck heights/options to 10.400?
• Raised camshaft location +.400? clears stroker crankshafts
• Ductile Iron sleeves with extra thick cylinder walLS2 promote excellent ring seal
• Reinforcing ribs strengthen the lifter valley and bell housing flange
• Inboard valley head stud bosses improve head gasket sealing
• Priority main oiling system delivers oil directly to the crankshaft bearings to enhance reliability at high engine speeds
• With or without distributor provision
• Steel 4-bolt main caps or Ductile Iron and optional Aluminum caps. Splayed outer bolts for extra strength
• Dual bolt patterns for standard BBC and notched oil pans
• HIP (Hot Isostatic Pressed) Casting
• Parts kit included (P/N 32000006)

• Reinforcing ribs strengthen the lifter valley and bell housing flange
• Inboard valley head stud bosses improve head gasket sealing
• Priority main oiling system delivers oil directly to the crankshaft bearings to enhance reliability at high engine speeds
• With or without distributor provision
• Steel 4-bolt main caps or Ductile Iron and optional Aluminum caps. Splayed outer bolts for extra strength
• Dual bolt patterns for standard BBC and notched oil pans
• HIP (Hot Isostatic Pressed) Casting
• Parts kit included (P/N 32000006)

Product Description