EngineQuest Assembled Cylinder Head - 2.165 in/1.590" Valves - 258 cc Intake - 69 cc Chamber - Aluminum - GM LS-Series HYPLLRG11M61FIA FM F-Body 1967-69 / X-Body

FM F-Body 1967-69 / X-Body 1968-74

Edge has been known for the power its modules and programmers produce

1/2" deep oil collection trough which aids in oil scavenging

1968-1976 Cadillac Calais

EngineQuest Assembled Cylinder Head - 2.165 in/1.590" Valves - 258 cc Intake - 69 cc Chamber - Aluminum - GM LS-Series HYPLLRG11M61FIA FM F-Body 1967-69 / X-BodyEngine Cylinder Head Thicker decks for greater strength Superior port finish for increased flow Improved flow design to resist crackingSince 1949, the Enginequest family has helped the engine rebuilders solve their production problems. Product Description: Cylinder Head Assembled 2. 165 in 1. 590 in Valves 258 cc Intake 69 cc Chamber Aluminum GM LS Series Sold Individually