Feature as-cast ports and are designed for entry-level street performance 1955-86 applications. Designed for use with hydraulic flat tappet camshafts only, not compatible with hydraulic roller camshafts. All E-Street cylinder heads are sold in pairs. Dyno tests showed a gain of 16 hp and 11 ft-lbs of torque over our overseas competitor.
Feature as-cast ports and are designed for entry-level street performance 1955-86 applications. Designed for use with hydraulic flat tappet camshafts only, not compatible with hydraulic roller camshafts. All E-Street cylinder heads are sold in pairs. Dyno tests showed a gain of 16 hp and 11 ft-lbs of torque over our overseas competitor.