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LS6 427 Short Block - LS6 Super Stroker

427-Inches Of Stack-Injected, All-Aluminum, Gen III Muscle

By Andrew Schear
Ls6 427 Short Block Unique Pistons
Unique to these pistons on such a large stroke, are pins that do not intrude into the oil rail.
Ls6 427 Short Block Unique Pistons
Unique to these pistons on such a large stroke, are pins that do not intrude into the oil

In the past, the biggest detriment to Third-Generation motors was the aesthetic appearance. It's been one of Scott's personal goals to make the motors leaving his shop as nice to look at as any billet-dressed 350 out there. By using custom valve covers, trick aluminum water pumps, aluminum intake manifolds and remote coil packs, Scott has made a reliable power package that not only sounds sweet but looks great, check it out!

Short Block - 427 CI, bore (4.125) & stroke (4.00)
*New GM aluminum LS6 bare block
*Darton sleeve kit
*HTC Ion-Plasma Gas Nitrided forged crank
*Forged Carrillo A-beam rods
*Forged CP pistons 10.5:1
*Speed Pro rings
*Federal Mogul bearings

  • Ls6 427 Short Block Piston
    Each piston was outfitted with both compression and oil rings and then installed into the motor.
    Ls6 427 Short Block Piston
    Each piston was outfitted with both compression and oil rings and then installed into the
  • Ls6 427 Short Block Dyno Chart
  • Ls6 427 Short Block Carrillo Rods
    The Carrillo rods were torqued in place to 45 ft-lb.

Top End
*New GM Bare LS6 head w/large displacement CNC-porting
*Ferrea valves: 2.055 In 1.60 Ex
*Comp Cams ovate beehive springs 26918-19
*Comp Cams custom cam kit
*Intake lift: .534"
*Exhaust lift: .537"
*Intake duration at .050" 224
*Exhaust duration at .050" 228
*Comp Cams adjustable timing gear set
*Comp Cams shaft roller rocker arms (adjustable)
*Comp Cams "R" lifters
*Comp Cams 3/8" chrome moly pushrods
*Gen III Performance custom velocity stack injection
*Gen III Performance valve covers & breather
*Gen III Performance billet fuel rails & assembly

  • Ls6 427 Short Block Comp Cams Bumpstick
    The custom ground Comp Cams bumpstick was lubricated with assembly lube and worked into place.
    Ls6 427 Short Block Comp Cams Bumpstick
    The custom ground Comp Cams bumpstick was lubricated with assembly lube and worked into pl
  • Ls6 427 Short Block Cam Timing
    The Comp Cams timing assembly was bolted in place; note the adjustment for cam timing.
  • Ls6 427 Short Block Cam Specs
    Scott reads the cam specs and determines TDC for the ultimate in cam timing accuracy.

Miscellaneous
*Aeromotive adjustable Fuel Regulator (30-100 psi)
*Bosch fuel pump
*ARP fasteners
*Holley 55-pound injectors
*Meziere LS1 street electric water pump

Ignition
*Electromotive TEC3 engine control unit
*Electromotive coils
*Electromotive engine harness, custom fit for project
*Customized ECU programming for car/engine by Gen III Performance

  • Ls6 427 Short Block Rear Cam Stop
    Before going any further the rear cam stop is installed temporarily.
  • Ls6 427 Short Block Oil Pump
    Unlike a SBC the oil pump is crank driven on the LS1/LS6. Our blueprinted oil pump was installed and snugged into place.
    Ls6 427 Short Block Oil Pump
    Unlike a SBC the oil pump is crank driven on the LS1/LS6. Our blueprinted oil pump was ins
  • Ls6 427 Short Block Stock Timing Cover
    Scott has the stock timing covers fully polished, or chromed at an added cost. The cover is ready to be installed, but left hand tight until the end of the assembly.
    Ls6 427 Short Block Stock Timing Cover
    Scott has the stock timing covers fully polished, or chromed at an added cost. The cover i
By Andrew Schear
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