Air Flow Research Bbc-Magnum 325Cc Cnc Bowl Comp Rect 119Cc Chamber 2101
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Are you looking for bigtorque and big horsepowernumbers? AFR BB Chevy line ofmedium volume intake runnerswill provide you with exactlythat. The phrase "havingyour cake and eating itto" would certainly beappropriate with theirmoderately sized intakerunners producing tremendousflow figures across theentire lift range. These highflow/high velocity portsprovide extreme versatilityand fill the needs of manyapplications. From amax-effort high compression454 to a 605 CID low rpmmarine application, eitherone of these aluminumcylinder heads would be agreat choice. These headswould also be ideal in alarger cubic inch"Pro-Street"application with their broadtorque range, as well assignificant rpm andhorsepower capability. Thesecylinder heads will work bestwith a primary operatingrange of 3000-7000 rpm's(This range is an average andwill vary with enginedisplacement as well ascomponent selection). The325cc come standard withAFR's trademark .750"thick head deck, reinforcedrocker stud bosses, and areequipped with premium onepiece stainless steel2.300" intake valves and1.880" exhaust valves.Standard combustion chambervolume is 115cc's on our 325"As Cast" pieces,while the CNC Chamber 325version comes with a 121ccchamber. Properly selectingthe correct cylinder head foran application depends on alarge number of variables.
Basic Package Components:- 5-angle valvejob
- Intake Valve,2.300" stainless steel
- Exhaust Valve,1.880" stainless steel
- 1.625 O.D. RollerDual Valve Spring withdampener 255 lbs. on seat,.750" maximum lift
- 10 Chrome MolyRetainer
- 10Valve Locks
- GuidePlates
- Viton ValveSeals
- Hardened SpringCup
- Intake ValveSeats
- Exhaust ValveSeats
- Bronze ValveGuides Intake
- BronzeValve Guides Exhaust
- AFR BB Chevy 7/16 ExhaustStuds
- AFR BB Chevy7/16 Intake Studs