Air Flow Research Bbc Magnum 335Cc Full Cnc Comp Rect.121Cc Chamber 2001
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Are you looking for bigtorque and big horsepowernumber? AFR's BB Chevy lineof medium volume intakerunners will provide you withexactly that. The phrase"having your cake and eatingit to" would certainly beappropriate with theirmoderately sized intakerunners producing tremendousflow figures across theentire lift range (CNC 335flows 410 CFM!). 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 cylinder headswould be a great choice.These heads would also beideal in a larger cubic inch"Pro-Street"application with their broadtorque range, as well assignificant rpm andhorsepower capability. Theseheads will work best with aprimary operating range of3000-7000 rpm's (This rangeis an average and will varywith engine displacement aswell as component selection).Both the 325cc and the 335cccome standard with AFR'strademark .750" thickhead deck, reinforced rockerstud bosses, and are equippedwith premium one piecestainless steel 2.300"intake valves and 1.880"exhaust valves. Standardcombustion chamber volume is121cc for our 335cc BBC.Properly selecting thecorrect cylinder head for anapplication depends on alarge number of variables.
Basic PackageComponents:- 5-angle valve job
- 100% CNC Ported Chambers,Exhaust, and Intake
- Intake Valve, 2.300"stainless steel
- Exhaust Valve, 1.880"stainless steel
- 1.625O.D. Roller Dual Valve Springwith dampener 255 lbs. onseat, .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