Description: 100% Brand New. Never Been Used Color：Black 180° dual plane design for outstanding power from idle to 5500 RPM For use with Vortec style heads Can use either spread or square bore carbs, includes adapter plate and gasket for square bores Ideal port position - allows custom porting for maximum power Dual distributor hold-down provisions for extra protection against distributor rotation Four corner water outlets Accepts late-model water neck, air-conditioning, alternator, and HEI Pressure tested to insure leak free operation .
