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Air Flow Research Cylinder Head Assembly 2101-1; Magnum Rectangle Port 325.00 cc Aluminum 121 cc for Chevy 396 to 454
$3,349.99
$4,050.90 On Sale
Save 17%
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Product Description
Recommended for more aggressive street or street/strip big block Chevy applications with displacements up to 540 cubic inches, operating at or below 6800 RPM. The 325cc magnum cylinder head intake runners and exhaust ports are partially CNC machined, while the combustion chambers are offered with partial or full CNC machining with a bowl blend. Capable of flowing 390 CFM at 0.700" of lift.
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Specifications
- Cylinder Head Assembly Series:
- Magnum Rectangle Port
- Make:
- Chevy
- Engine:
- 396 to 454
- Material:
- Aluminum
- Combustion Chambers:
- 121 cc
- Intake Valve Diameter:
- 2.300 in.
- Exhaust Valve Diameter:
- 1.880 in.
- Intake Runners:
- 325.00 cc
- Exhaust Runners:
- 132.00 cc
- Port Style:
- Rectangular
- Cam Type Recommended:
- Solid Roller
- Max Valve Lift:
- 0.850 in.
- Valve Spring OD:
- 1.625 in.
- Closed Spring Pressure:
- 275 lbs.
- Valve Spring Retainer Material:
- Steel
- Valve Material:
- Stainless Steel
- Notes:
- Fully CNC Chamber. 0.375 in. raised exhaust port
- Quantity:
- Sold As Pair
