Afr Small Block Mopar 175cc As-Cast Sbm Cylinder Head, 62cc Chambers, Assembled For La Block

FR's cutting edge 175cc Small Block Mopar cylinder heads are a remarkable addition to our performance line-up. Designed for 1964-1992 318-340-360 LA engines, this innovative cylinder head features an As Cast surface on the intake and exhaust runners and combustion chamber for optimal performance. Enhanced water jacket design ensures superior cooling in crucial areas. Sold as a single piece, 2 pieces required per engine.
  175cc As-Cast Head Flow Chart   .200 .300 .400 .500 .550 .600 .650 Int 136 190 234 252 257 259 262 Exh 117 156 182 186 190 201 203 Test conducted at 28" of water (pressure) on Superflow 600
Bore Size: 4.060", 3/4" radius plate exhaust, 1 3/4" curved pipe Basic Package Components Part # As Cast Combustion Chambers
As Cast Exhaust Ports
As Cast Intake Ports
3-angle Valve Job   8mm Bead Lock Intake Valve, 2.020" x 5.000" Overall Valve Length AFR #7257 8mm Bead Lock Exhaust Valve, 1.600" x 5.030" Overall Valve Length AFR #7254 Melling Racing Spring 1.290" OD Hydraulic Roller Dual Valve Spring, 140 lbs on seat, .600" maximum lift, Max RPM 6300-6500 (upgrades available) AFR #8017 7° Chrome Moly Retainers 1.245" O.D x .885" I.D x .655" I.D AFR #8514 7° Chrome Moly Bead Lock Valve Keepers AFR #9007 Viton Valve Seals .675" O.D x .513" I.D AFR #6614 Hardened Valve Spring O.D Locator 1.380" O.D x .570" I.D AFR #8042
Specifications, Features, and Optional Supporting Components Head Material Aluminum Intake Port Volume 175cc Intake Port Dimension 2.250" x 1.150" Intake Port Location Stock Exhaust Port Volume 80cc Exhaust Port Dimension 1.750" H x 1.250" W Exhaust Port Location Stock Combustion Chamber Size  62cc Valve Angle 18° Important: Do not port match your intake manifold to Fel-Pro gasket as it does not precisely fit the AFR head.   Exhaust Port Gasket Felpro #1213 Head Gasket, 302/351W, Fel-Pro #1011-1 AFR #6808 Head Bolt  ARP #144-3601 Flat Mill .006" per cc 54cc Max (from 64cc) Suggested Manifold Edelbrock 2176 Spark Plug Starting Range Autolite 3924 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.