Related Photo Galleries
RHSRHS Pro Action Bare Cylinder HeadThis RHS [www.racingheadservice.com; (877) 776-4323] Pro Action cylinder-head casting is for small-block Ford engines. It features 160cc volume intake runners for superior power-production characteristics. The head has a dual-bolt-pattern exhaust. The casting cost is yet to be determined but should be available by the time you read this.