MACE SQUARE PORT 364 CASTING CYLINDER HEAD TO SUIT HSV LS3 6.2L V8Mace square port 364 casting cylinder head is manufactured from high quality aluminium casting. This cylinder head is engineered for maximum horsepower and torque. This cylinder head fulfills the standards and provides excellent service and durability. This head is manufactured to precise machining tolerances. This cylinder head suits HSV vehicles fitted with the LS3 V8 engine. Cylinder Head Specifications: Chamber: 65cc Intake port: 279cc Exhaust