Dart’s Race Series aluminum big block is based on the Chevrolet big block V8 design, with added features like increased deck height and a raised cam location.

These new aluminum blocks feature extra strengthening in critical areas, increased displacement capacity, true priority main oiling and precision CNC machining. Advanced engineering makes Dart aluminum big-blocks the choice for serious competition.

• Premium alloy: Dart aluminum blocks are cast from virgin 355-T6 aerospace alloy for superior strength and integrity
• Ductile iron sleeves with extra-thick walls promote excellent ring seal
• Reinforcing ribs strengthen the lifter valley and bellhousing 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
• 9.800” or 10.200” Deck Heights / Options from 9.625" to 10.400"
• Cylinder bore spacing standard 4.840" or optional 4.900"
• Standard Cam Journals / Options to 60mm w/ raised cam option
• .842" Lifter bores / Other sizes & locations optional
• 3 Optional head bolt patterns
• With or without distributor provision
• Steel 4-Bolt Main Caps, Ductile Iron and Aluminum Caps Optional
• Dual Oil Pan Bolt Patterns
• Average weight 140 lbs.