In-Store Pickup Location Close

Chevrolet Performance Vortec Cylinder Heads 12558060

Chevrolet Performance 12558060 - Chevrolet Performance Vortec Cylinder Heads

Loading media


In progress
Get Free Shipping with Your Order over $99!

$349.97

Cylinder Head, Vortec, Cast Iron, Assembled, 64cc Chamber, 170cc Intake Runner, Chevy, Small Block, Each

  • Order this item and get free delivery and handling on your entire order! Oversize fees also waived on this item. Valid on orders shipped in the contiguous United States.

Estimated Ship Date: Today Would you rather pick it up? Select Location

Manufacturer's Part Number: 12558060
Part Type: Cylinder Heads
Summit Racing Part Number: NAL-12558060

Cylinder Head Style: Assembled
Cylinder Head Material: Cast iron
Cylinder Head Finish: Natural
Combustion Chamber Volume (cc): 64
CNC-Machined Combustion Chamber: No
Intake Runner Volume (cc): 170cc
CNC-Machined Intake Runner: No
CNC-Machined Exhaust Runner: No
Intake Port Location: Standard
Exhaust Port Shape: Square
Exhaust Port Location: Standard
Spark Plug Style: Straight
Intake Valves Included: Yes
Intake Valve Diameter (in): 1.940 in.
Exhaust Valves Included: Yes
Exhaust Valve Diameter (in): 1.500 in.
Valve Springs Included: Yes
Outside Diameter of Outer Spring (in): 1.250 in.
Damper Spring Included: No
Number of Springs Per Valve: Single
Retainers Included: Yes
Retainer Material: Steel
Locks Included: Yes
Lock Style: 7 degree
Valve Stem Seals Included: Yes
Valve Stem Seal Style: Umbrella
Rocker Arm Studs Included: Yes
Rocker Arm Nut Thread Size: 3/8-24 in.
Rocker Arms Included: No
Rocker Arm Nuts Included: No
Guideplates Included: No
Accessory Bolt Holes Drilled: Yes
Valve Guides Included: Yes
Valve Guide Material: Bronze
Valve Seats Machined: No
Valve Seat Material: Steel
Steam Holes Drilled: No
Oiling Style: Through pushrod
Machined for O-Ring: No
Heat Crossover: No
Quantity: Sold individually.
Notes: Requires Vortec-style intake manifold for installation.
In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.

These cast iron Vortec cylinder heads will fit 1958 and later small block Chevy engines, and offer a 20 to 40 HP increase over earlier cast iron small block heads. Features include 64cc fast burn combustion chambers, 170cc intake runners, and a high-velocity LT1 port design. They require the use of a Vortec-style intake and self-aligning rocker arms, and come complete with 1.94 in. intake/1.50 in. exhaust valves, springs, and retainers.

Warranty

Some parts are not legal for sale or use in California on any pollution-controlled motor vehicles

Back To Results
Email this page Close
Close