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Patriot Performance Freedom Series Small Block Chevy Cylinder Heads 2121

Patriot Performance 2121 - Patriot Performance Freedom Series Small Block Chevy Cylinder Heads

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Cylinder Head; Assembled 2.08 in./1.60 in. Valve Job; Flat Tappet; 225cc Runner; 64cc, Pair

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Patriot Performance Freedom Series Small Block Chevy Cylinder Heads

Part Type: Cylinder Heads

Brand: Patriot Performance

Manufacturer's Part Number: 2121

Part Type: Cylinder Heads

Product Line: Patriot Performance Freedom Series Small Block Chevy Cylinder Heads

Summit Racing Part Number: PAR-2121

Cylinder Head Style: Assembled

Cylinder Head Material: Aluminum

Cylinder Head Finish: Natural

Combustion Chamber Volume (cc): 64

CNC-Machined Combustion Chamber: No

Intake Runner Volume (cc): 225cc

Exhaust Runner Volume (cc): 70cc

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): 2.080 in.

Exhaust Valves Included: Yes

Exhaust Valve Diameter (in): 1.600 in.

Valve Springs Included: Yes

Maximum Valve Lift (in): 0.575 in.

Outside Diameter of Outer Spring (in): 1.400 in.

Damper Spring Included: No

Retainers Included: Yes

Retainer Material: Steel

Locks Included: Yes

Lock Style: Stock

Valve Stem Seals Included: Yes

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: Yes

Guideplate Pushrod Size: 5/16 in.

Valve Cover Mounting Style: Perimeter bolt

Accessory Bolt Holes Drilled: Yes

Valve Guides Included: Yes

Valve Guide Material: Manganese bronze

Valve Seats Machined: Yes

Valve Seat Machine Style: 5-angle

Valve Seat Material: Ductile iron

Steam Holes Drilled: No

Oiling Style: Through pushrod

Machined for O-Ring: No

Heat Crossover: No

Quantity: Sold as a pair.

In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.

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These Patriot Performance Freedom Series small block Chevy cylinder heads offer exceptional quality at an unbelievable price. They are manufactured from high-quality aluminum and assembled with the finest parts. Patriot Performance Freedom Series small block Chevy cylinder heads feature one-piece stainless steel 2.020 in. intake and 1.600 in. exhaust valves, 190cc CNC bowl blended intake runners, and 64cc combustion chamber and hydraulic flat tappet valve springs with steel retainers. The heads include 3/8 in. screw-in rocker arm studs and guideplates for 5/16 in. pushrods. Available in straight or angle plug designs, the Patriot Performance Freedom Series small block Chevy cylinder heads will provide the power that you've been looking for, at the price you want.

Warranty

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

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