HONDA RACING BLOCKS: The new B18 and B20+ aluminum blocks were designed to solve many of the shortcomings of production blocks used in high performance and racing applications. Constructed from aerospace quality C355-T6 virgin aluminum with steel main caps and standard main bearing sizing, blocks have all the strength and durability that . . . More

The foundation for a better big block. These Dart Big M Chevy big blocks are a no-compromise design that solves the problems that have plagued big blocks for years. They feature an improved oiling system, extra-thick cylinder walls, 4-bolt mains, and scalloped water jackets for improved coolant flow. They come available with a choice of two . . . More

Powerful big block heads. These Big Chief cylinder heads from Dart put Pro Stock technology within the reach of every racer and engine builder. They have what it takes to win today: Spread intake ports, shallow valve angles, efficient combustion chambers, raised exhaust runners, and a valvetrain that's reliable at high rpm. That's some . . . More

Specifications: * Bore: 4.125 in. * Deck: 9.025 in. * 400 steel mains * 4-bolt splayed main caps

Designed for serious racing the Dart Little M cast iron Chevy small block offers more than just standard small block features. It features extra-thick cylinder walls and decks four-bolt mains with splayed bolts enlarged bosses for . . . More

Specifications: * Intake runner volume: 165cc * Combustion chamber volume: 72cc * Straight spark plugs * Intake valve diameter: 1.94 in. * Exhaust valve diameter: 1.50 in. * Valve spring diameter: 1.250 in. single springs

Not legal for sale or use on pollution controlled motor vehicles.

Is there such a thing as a . . . More

Performance-matched cylinder head combos. Don't spend hours figuring out which pieces and parts you need to get what you want from your Chevy engine--Dart has already done the work for you with their Iron Eagle Top-End engine kits for Chevys. These kits are specifically designed to deliver the performance you want, at a better price than . . . More

Improve performance over standard 23 degree cylinder heads. These Dart Race Series 18 degree cylinder heads for small block Chevy offer much improved flow and performance characteristics over conventional heads.Features include:* Shallow combustion chamber design to improve combustion and allow the use of larger valves for improved airflow* . . . More

Specifications: * Combustion chamber volume: 64cc * Intake runner volume: 215cc * Intake valve diameter: 2.05 in. * Exhaust valve diameter: 1.60 in. * Valve spring diameter: 1.550 in. double valve springs * Valve guide diameter: 11/32 in. * Straight spark plugs * Steam holes must be drilled for 400 blocks * Cylinders must have valve . . . More

Performance-matched engine kits. Don't spend hours figuring out which pieces and parts you need to get what you want from your Chevy engine--Dart has already done the work for you with their Pro 1 Aluminum Top-End engine kits for Chevys. These kits are specifically designed to deliver the performance you want, at a better price than . . . More

Specifications: * Intake runner: 325cc * Combustion chamber: 119cc * Intake valve: 2.25 in. * Exhaust valve: 1.88 in. * Valve spring diameter: 1.625 in. dual valve springs

Race-proven features and affordable pricing make this Dart Pro 1 355-T6 aluminum cylinder head one of the biggest values in racing. The head features 23 . . . More