Edelbrock Victor Jr. Pro-Port Bare Cylinder Head [Port Volume Intake/Exhaust 353cc/116cc | Exhaust Port Location +0.875" | Chamber Volume 48cc | Valve Sizes Intake/Exhaust 2.24"/1.59" | Valve Spring Diameter 1.75"] (Victor LS-R CNC)

PROFESSIONAL HEAD PORTER'S CASTINGS
These unported versions of race-winning Edelbrock Victor Series CNC heads are designed specifically for the professional cylinder head porter and engine builder. Like all other Edelbrock Cylinder heads, Pro-Port cylinder heads are also cast in the USA at the state-of-the-art Edelbrock Foundry with extra-thick walls to allow for custom CNC porting. In most cases, seats and manganese-bronze valve guides are included, but not installed. Please note: These heads can not be used without professional head preparation.

• Unported versions of Edelbrock race-winning Victor Series CNC heads for the professional cylinder head porter and engine builder
• Pro-Port cylinder heads are cast in the USA at the state-of-the-art Edelbrock Foundry with extra-thick walls to allow for custom CNC porting
• The only heads designed specifically to accommodate almost any CNC port shape, size or location
• Offers enough wall thickness for CNC machining to various port dimensions
• In most cases seats and manganese-bronze valve guides are included, but not installed