Engine Cylinder Head

The Edelbrock #61589 Performer Pontiac Bare Cylinder Heads utilize a D-Port exhaust port configuration for use with standard D-port exhaust systems. They are designed for 1962-79 389, 400, 421, 428 and 455 c.i.d. V8 Pontiac engines with a 4.060" or larger bore. They feature optimized oil return passages for increased oil flow. The spark plug has been relocated closer to the exhaust valve for improved performance. These heads are cast with extra thick port walls and a compact port size, making them ideal for CNC and hand porting. Complete cylinder head includes guide plates, rocker studs and high quality valvetrain for direct bolt-on application. Heat crossover is machined for 50-state emissions legal performance.

Additional Attributes:

GTIN: 00085347615896
9040: D-215-94
CNC Ported: No
Combustion Chamber Volume: 72.0
Deck Height: 10.250
Deck Thickness: 0.625
Grade Type: Performance
Guide Plate Material: Hardened Steel
Guide Plates Included: Yes
Head Casting Number: 31-6156
Intake Runner Volume: 204.0
Material: Aluminum
Push Rod Diameter: 0.312
RGL: WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.
Valve Angle: 14

Extended Information:

Emissions : CARB Eligible
Life Cycle Status: Obsolete

Packaging:

Quantity of Each: 1
Package UOM: EA
Dimension: 26 x 11.5 x 8.5 inches
Weight: 29.6 PG