SAR/BRODIX BB-5 390CC MAX FLOW MARINE HEADS

Race Ready Fully Assembled Heads
(Picture may show optional equipment. Click to enlarge.)

Description

Designed by Sonny's (Manufactured by Brodix)

At SAR all head porting is done in-house. We use a state of the art 5 axis CNC vertical machining center, which can produce precision work to programmed "blue print" specs.

These BB-5 aluminum heads are the largest intake port BBC head casting available with raised intake ports recommended for 540 cu. in. and larger engines, with capabilities of sustaining 600+ cu. in. Other features include, replaceable bronze guides, valve sizes are 2.300" x 1.920" for supercharged applications and 2.350" x 1.900" for N/A applications. Custom Sonny's heart chamber design is also incorporated in this cylinder head.

Peak Intake flow:
Short 418 cfm @ .800" lift @ 28" H20 405cfm @ .700" lift @ 28" H20
Long 401 cfm @ .800" lift @ 28" H20 383cfm @ .700" lift @ 28" H20

Peak Exhaust flow:
303 cfm @ .800" lift @ 28" H20 295cfm @ .700" lift @ 28" H20
Price: $4,920.00
✷ Call 434-239-1009 or Contact Us

Specifications

  • Chamber volume 125 cc (4.440 bore)
  • Intake runner vol: Short 403 cc Long 419 cc
  • Exhaust runner vol: 149 cc

Features

  • CNC machined castings
  • Manley "Severe Duty" stainless steel valves in 2.350 ex. 1.900
  • Install/fit bronze guides
  • Machine for larger valve springs
  • Manley titanium 10 deg retainers
  • Manley 10 degree hardened locks
  • Precision, mulit-angle valve job and equalize seat depth
  • Manley hardened spring cups
  • Manley Vasco-Jet springs
  • Full competition port
  • Teflon valve seals
  • Hand contoured by one of our cylinder head experts after CNC machining
  • 11/32' bronze guides
  • Two adjustable pushrods for you to make correct pushrod lengths
  • Machined for springs and seal
  • Flow tested
  • Correct spring height and assemble
  • Machine for T&D rocker arm bar

Options

Sonny's Brodix 1x4 manifold port matched for above heads $840.00
For questions or additional information, call 434-239-1009 or Contact Us