Maximum competition. High torque, high compression – low dome. 8,000+ RPM, 500+ cubic inches.

Race Series big block 18° oval port heads bridge the gap between conventional heads and Dart’s Big Chief heads.

Utilizing Pro Stock style oval intake ports with 330cc or 383cc runners in a conventional asymmetrical port design, and featuring an 18° rolled valve angle with redesigned shallow combustion chambers, this design is ideal for drag racing, marine applications and dirt modified classes permitting big blocks.

Heads are sold individually.