SNIPER BBC Racing Heads
BBC 24 Degree CNC Ported Cylinder Heads $3895.00

The all NEW Pro-Filer BBC 375ccX  heads are totally redesigned and fully cnc ported using state of art 5 axis cnc equipment. Darin has revised the BBC Sniper and now the competition is playing catch up. These heads are  for today’s 565 to 632ci big hp engines that require superior air flow. 20hp+ over most other cnc version heads with only a 375cc intake runner!

Features

  • Material: A356 Primary Ingot Aluminum
  • Valve Angle: 24 Degree (rolled 2°)
  • Intake Port: 375cc
  • Intake Port Flow: 370cc all new Version 468cfm+ @ .900″ (latest design)
  • Combustion Chamber – 119cc can be reduced to 105cc
  • Bore Spacing: Standard BBC 4.840
  • Intake Valve – 2.350″ +.350″
  • Exhaust Valve – 1.880-1.900″/ +.100″
  • Deck Thickness – Approx 1/2″ deck for Nitrous & Blown applications
  • Spark Plugs – Uses 3/4″ Reach Autolite AR3935 or colder
  • Valve Guides: Bronze Alloy .502″ OD
  • Valve Train – Aftermarket Rocker Systems
  • Valve Seats – Ductile Steel
  • Spring Retainers – Titanium
  • Accessories – Heads drilled and taped for standard accessories (alternator)

Our Assembly Package Includes

  • 2.350″ Ferria/Manley Stainless Steel Severe Duty Intake Valves
  • 1.880″ Ferria/Manley Stainless Steel Severe Duty Exhaust Valves
  • Pacaloy Triple Roller Springs (.900″ Lift)
  • Manley 10° Titanium Retainers
  • 10° Comp Cams 611-16 Machined Locks
  • U.S. Seals Viton PC Valve Stem Seals
  • Hardened Spring Cups
  • Professionally Assembled In House

Options

  • Copper Valve Seats Installed
  • $129.00
  • 55° Rolled Radius Valve Job
  • $299.00
  • Manley Triple 1.677″ Valve Springs & Titanium Retainers
  • $150.00
  • Manley Titanium Intake Valves
  • $790.00
  • Manley Titanium Exhaust Valves
  • $790.00
  • Pro-Filer Sniper CNC Match Ported For Your Heads
  • $459.00