Includes 1.290 OD hydraulic roller dual valve springs with dampener 135 lbs. 600" maximum lift, upgrades available, 2.020" intake valves, 1.600" exhaust valves, 66cc combustion chambers, 84cc exhaust ports, 7 degree 1.250" titanium retainers and 7 degree bead lock valve keepers with bronze guides. If you are using aftermarket rocker arms valve float will become prominent and AFR highly recommends upgrading to the AFR part #8019 spring.If you plan on running over. 600 gross valve lift and/or 6600 RPM, AFR suggests you upgrade your springs to AFR part #8019. The upgraded springs have higher seat and open pressures (155/410+) to better reduce the risk of valve float in more aggressive applications. Note: LSX bead locks and aftermarket bead locks are not interchangeable. GM made their bead lock radius and depth different. AFR locks are the same as GM LSX. The Small Port, High Velocity Torque Monster!
Designed specifically for 3.900 Bore LSX engines. For the ultimate high performance street LS1/LS2/LS6 aluminum cylinder head AFRs all new 210cc emission legal heads (E/O # D250-4) are your only choice.Specifically designed for 1997 to present Gen-3 Chevy Corvettes, Camaros, and trucks using a 3.900 Bore. AFRs LSX cylinder head offers unmatched flow performance 302 CFM at. 600lift and features 2.020" intake and 1.600" exhaust valves with AFRs iron ductile interlocking valve seats. With only 210cc port volume (nearly identical to a stock LS1 head) this is an incredible 70 CFM increase over stock casting, creating unbelievable port velocity and performance. The 210cc cylinder head is ideal for naturally aspirated 346 CI to 396 CI engines. It comes standard with 66cc combustion chambers. AFRs LSX is a direct bolt on, no special parts required. An exclusive new modern combustion chamber design with double quench pad area helps the LSX generate huge low and mid lift airflow numbers. If you need a snake charmer for that pesky neighborhood Cobra Mustang look no further! 600 max lift to springs for. Due to the large demand for AFR heads, AFR currently takes 3-4 weeks to build a set of heads. 100% CNC Ported Combustion Chambers 100% CNC Ported Exhaust Ports 100% CNC Ported Intake Ports Competition 3-angle. Bead Lock Intake Valve, 2.020 standard length. 1.290 OD Dual Hydraulic Roller Valve Spring w/ dampener. 600 maximum lift, upgrades available.
7° 1.250 Titanium Retainers. 7° Bead Lock Valve Keepers.
Specifications, Features, and Optional Supporting Components. Can be cut to 1.525, no deeper. Flat Mill (Milling options available).
Important: Do not port match you intake manifold to any Fel-Pro gasket as it does not precisely match AFR heads. Note: Milling head deck will affect flow numbers. We do not lower invoice values since it is a violation of US and International custom laws. Let us work to resolve your problem so everyone is happy.
Suite D7 Costa Mesa, CA 92627. The item "AFR 1510 LS1 210cc Mongoose CNC Ported Cylinder Heads LS2 LS6 LSX Small Bore 66c" is in sale since Tuesday, March 8, 2011. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Cylinder Heads & Parts".
The seller is "treperformance" and is located in Costa Mesa, California. This item can be shipped worldwide.