CNC Round Port (40 x 35.5) Standard Bore

CNC Round Port (40 x 35.5) Standard Bore

With 40 x 35.5mm Stainless Steel valves, CNC Porting, Dual Hi-Rev Springs, Chromoly Retainers and SUPERGRIP™ Valve Locks.

The Super Mag CNC Round Ports are made for small to medium size engines, and are based on the same 044 Castings as the rest of the 044 line up.

Standard features include: 3 Angle Valve Job, 40 x 35.5mm S/S valves, chromoly retainers, SUPERGRIP™ Valve Locks, dual hi-rev valve springs, silicon bronze valve guides, nickel chromium alloy valve seats, and CNC Porting.

Sold as a pair of heads.