3V Performance CNC ported LS3 11* 6 bolt head

$2,800.00
SKU: 3VL-REC-370

3VL Aluminum Cylinder Head, 5 axis cnc ported, LS 6 bolt Block Chevy, 270cc Intake Runner, 68-72cc Combustion Chamber,11° Rectangular Port, Steel Retainers ,Assembled

375 cfm intake cfm tested on S/F 1020 bench

  • 11° valve angle
  • Solid, stainless 2.165” intake / 1.595” exhaust valves
  • 4.000” minimum bore size
  • 3VPM-1436 DUAL SPRING KIT - .650-.690" LIFT

    Spring specs:

    •170 lbs @ 1.780"

    •160 lbs @ 1.800"

    •145 lbs @ 1.850"

    •415 lbs @ 1.112

    •Coil bind @ 1.060"