GM Hemispherical Heads
Designed and Fully CNC Machined By Sonny's

THE ULTIMATE "MOUNTAIN MOTOR" FOR TOP SPORTSMAN, TOP DRAGSTER
2007 811 CU. IN. ENGINE WITH SONNY'S DESIGN
5.00" B.S. GM HEMISPHERICAL CYLINDER HEADS.
1700 NATURALLY ASPIRATED H.P. (NO NITROUS)

Special Features:

  •   Sonny's in-house fully CNC ported "Next Generation" Hemi cyl. heads
  •   SAR Special Billet Aluminum 5.00" B.S. block with 1.00" raised cam
  •   Bryant billet crank
  •   BME 426 aluminum forged rods
  •   Venolia pistons
  •   Jesel keyed lifters
  •   1.031" tool steel taper-wall pins
  •   Federal Mogul "Hell Fire" rings
  •   Special titanium valves & PSI springs
  •   SAR shaft mounted rocker system with needle bearing roller tips
  •   Jesel belt drive
  •   Moroso 4-stage dry sump oiling
  •   Moroso vacuum system
  •   ATI balancer
  •   MSD cranktrigger ignition
  •   SAR sheetmetal 4x2 intake with linkage
  •   SAR/BLP (4) 2 barrel split dominator carbs
  •   Sheetmetal billet rail valve covers
  •   Meziere hi-flow electric water pump
  •   Pro series CSI starter
  •   Fuel lines with 4 port regulator

Complete and Dyno tested! ------------------------$75,600.00