Higgins Holden 308 CNC Head Package
Package Includes a complete set of Higgins CNC Holden 308/304 EFI Heads, Stainless Valves, PAK Spring Kit and T&D shaft mount `1.75 Rockers
- Flow Rate: 340CFM
- Bore Size: 4inch - 4.030"
- Design: CNC Ported & CNC Valve Seats
- Valves Spring: PAC 1209X double valve springs, Titanium Retainers to suit (Hydraulic Roller camshaft)
- Valve: Stainless Inlet & Exhaust
- Rocker Arms: T&D 1.75 Shaft Mounts
- Chamber Size: 50cc
- Bolt Pattern: Standard 4 Bolt
1 Complete Set available



































