Air Flow Research Sbc Eliminator 227Cc Complete 75Cc Angl Plug Comp Pack 1120
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High flowing AFR 227ccintake port small block Chevyangle plug aluminum cylinderheads are available in twostages of performance. TheRace Ready version features100% CNC ported intakes whilethe higher flowingCompetition version features100% CNC ported intakes withgreater detail. Both comewith 100% CNC ported 65cc or75cc combustion chambers and80cc exhaust ports with a3/4" thick head deck(ideal for nitrous or blowerapplications). In addition wealso offer the "ascast" Stage 1 heads for227cc performance on abudget. Standard valves arelightweight 8mm 2.100 intakeand 1.600 exhaust with AFR'shardened ductile ironinterlocking valve seats. The227 has 60/40 valve spacingand piston valve pocketsshould be checked. Theexceptional flowcharacteristics and 23valve angle make this theperfect head for 350 to 434cid engines in drag cars,sprint cars, and late modeloval trackers operating from4500 rpm and up. AFR offsetstud girdles are the onlyspecial parts required. Someapplications require shaftmount rockers or .050 offsetrocker arms for durabilityand reliability of valvetrain components. Standardrockers can be used but theintake rocker arm will be ata slight angle and the rollertip will not be perfectlycentered on the valve tip.Not recommended for streetuse, unless shaft mountrocker is used. The Exhaustport is raised .250 over GML-98 cylinder head.
Basic PackageComponents:- 100% CNC PortedCombustion Chambers
- 100% CNC Ported Exhaust Ports
- 100% CNC PortedIntake Ports
- 3-angleRadiused Valve Job
- Bead Lock Intake Valve,2.080" x .100" long
- Bead LockExhaustValve, 1.600" x.100" long
- 1.550" OD Roller DualValve Spring, 225 lbs onseat, .710" maximum lift
- 10 4140 ChromeMoly Retainers
- 10 Bead Lock ValveKeepers
- 7/16"Rocker Studs
- GuidePlates
- Viton ValveSeals
- Hardened SpringSeat
- Intake ValveSeats
- Exhaust ValveSeats
- Bronze ValveGuides