1978 Pontiac Firebird Heads

The Edelbrock #60509 Performer RPM cylinder head is designed for outstanding performance gains in 1962-79 389-455 c.i.d. Pontiac engines. They are patterned after the 1969-70 Ram Air IV Pontiac cylinder head. The Edelbrock #60509 Performer RPM head with the 72cc combustion chamber are for higher com...

The Edelbrock #60579 Performer cylinder head is designed for outstanding performance gains in 1962-79 389-455 c.i.d. Pontiac engines. The Edelbrock #60579 Performer cylinder head is 50-state emissions legal for 1965-79 vehicles. They feature 87cc combustion chambers designed to maximize performance ...

The Edelbrock #60589 Performer RPM cylinder head is designed for outstanding performance gains in 1962-79 389-455 c.i.d. Pontiac engines. They are patterned after the 1969-70 Ram Air IV Pontiac cylinder head. The Edelbrock #60589 Performer RPM head with the 72cc combustion chamber are for higher com...

The Edelbrock #60599 Performer RPM cylinder head is designed for outstanding performance gains in 1962-79 389-455 c.i.d. Pontiac engines. They are patterned after the 1969-70 Ram Air IV Pontiac cylinder head. The Edelbrock #60599 Performer RPM head with the 72cc combustion chamber are for higher com...

The Edelbrock #60575 Performer cylinder head is designed for outstanding performance gains in 1962-79 389-455 c.i.d. Pontiac engines. The Edelbrock #60575 Performer cylinder head is 50-state emissions legal for 1965-79 vehicles. They feature 87cc combustion chambers designed to maximize performance ...

The Edelbrock #60609 Performer RPM CNC Bare Cylinder Head has the same specifications as our popular Performer RPM cylinder head for 1962-79 389-455 c.i.d. Pontiac engines, but feature a CNC machined combustion chamber. The CNC machined chamber results in a consistent and precise chamber for improve...

The Edelbrock #61525 Performer RPM CNC Cylinder Head has the same specifications as our popular Performer RPM cylinder head for 1962-79 389-455 c.i.d. Pontiac engines, but feature a CNC machined combustion chamber. The CNC machined chamber results in a consistent and precise chamber for improved flo...

Edelbrock part #2054 Performer RPM Top End Kit is designed for 1962-79 Pontiac 389-467 c.i.d. V-8 engines. This Top End Kit produced 460 HP & 538 TQ on a 468 c.i.d engine with 9.5:1 compression. The kit delivers improved performance in street applications from 1,500 to 6,500 rpm range. This kit incl...

Edelbrock part #2055 Performer RPM Top End Kit is designed for 1962-79 Pontiac 389-467 c.i.d. V-8 engines. This Top End Kit produced 460 HP & 538 TQ on a 468 c.i.d with 9.5:1 compression. The kit delivers improved performance in street applications from 1,500 to 6,500 rpm range. This kit includes an...

Edelbrock part #2057 Performer RPM Top End Kit is designed for 1962-79 Pontiac 389-467 c.i.d. V-8 engines. This Top End Kit produced 471 HP & 530 TQ on a 468 c.i.d with 9.5:1 compression. The kit delivers improved performance in street applications from 1,500 to 6,500 rpm range. This kit includes an...