What makes the Dart Race Series big block Chevy aluminum bare blocks the top choice for serious competition engines? They're based on the Chevrolet big block V8 design, but with added features and Dart's implemented advanced engineering! Key features of these Dart Race Series blocks include: * Cast from virgin 355-T61 aerospace alloy for strength * Ductile iron sleeves with extra thick cylinder walls promote excellent ring seal * Reinforcing ribs strengthen the lifter valley bellhousing flange * Inboard valley head stud bosses improve gasket sealing * Priority main oiling system delivers oil directly to the crankshaft bearings to enhance reliability at high engine speeds * Standard BBC cam journals, up to 60mm with raised cam options available * Standard .842 in. BBC lifter bores, other options available * Available with or without distributor provision * Steel 4-bolt main caps with splayed outer bolts for extra strength (light-weight aluminum caps also available) * Mechanical fuel pump boss, clutch linkage mounts, and side and front motor mounts simplify installation in chassis * Dual oil pan bolt patterns fit standard and notched oil pans

More From This Category

Dart Engine Block, Big M Chevorlet Big Aluminum, 4.600 In. Bore, 9.800 In. Deck, Each

Dart Engine Block, Big M Chevorlet Big Aluminum, 4.600 In. Bore, 9.800 In. Deck, Each

$15,136.99

View
Dart Engine Block, Big M, 4-Bolt Mains, 2-Piece Rear Seal, BBC 9.600 4.600 2.125 Cam, Each

Dart Engine Block, Big M, 4-Bolt Mains, 2-Piece Rear Seal, BBC 9.600 4.600 2.125 Cam, Each

$6,536.65

View
Dart Engine Block, Big M, 4-Bolt Mains, 2-Piece Rear Seal, BBC 10.2, Standard, 4.250water bn br GenVI, Each

Dart Engine Block, Big M, 4-Bolt Mains, 2-Piece Rear Seal, BBC 10.2, Standard, 4.250water bn br GenVI, Each

$4,216.56

View
Dart Engine Block, Big M, 4-Bolt Mains, 2-Piece Rear Seal, BBC 10.2, Standard, 4.310water b/n brs, Each

Dart Engine Block, Big M, 4-Bolt Mains, 2-Piece Rear Seal, BBC 10.2, Standard, 4.310water b/n brs, Each

$4,216.56

View
World BB Chev Engine Block, Merlin III BBC Iron Block - 10.200" Deck, 4.245" Bore, Nodular Caps, Std. Cam, Std. Lifters

World BB Chev Engine Block, Merlin III BBC Iron Block - 10.200" Deck, 4.245" Bore, Nodular Caps, Std. Cam, Std. Lifters

$5,083.07

View
World ENGINE BLOCK Merlin III BB For Chevrolet, 10.200' x 4.495', standard cam, nodular iron splayed main caps

World ENGINE BLOCK Merlin III BB For Chevrolet, 10.200' x 4.495', standard cam, nodular iron splayed main caps

$4,104.31

View