JOES Freeze Plug Adapter - Straight -8 AN Male - Red - Chevy 89401A Holley EFI CANbus connection for

Holley EFI CANbus connection for expanded capability with Holley EFI systems

and standard valve spacing make this the perfect street head for 350-400ci engines from 1955-1986

Average 30 HP gain over competitor tunnel ram manifolds

11 x 13 in Base

Phantom II

JOES Freeze Plug Adapter - Straight -8 AN Male - Red - Chevy 89401A Holley EFI CANbus connection forJOES Water Outlet Fittings are compact and lightweight. They have a 16 fitting for your radiator hose and are availablein standard configuration or with two 3 8 " NPT ports for additional water lines. The base has an O Ring for sealing to your intake manifold. Replace freeze plugs in your chevy block with our adapters and you can change the flow of waterfor better cooling. JOES Racing Products staff are racers, competitive, and know quality parts and