GM 355 Engine Specs (BP35511CT1)

BP35511CT1_med

310 HP/360 ft/lbs
$2,295.00

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PART NUMBER: BP35511CT1
BLOCK:
  • 4-bolt main, 1-piece rear main seal
  • Passenger side dipstick
  • Align honed main bearing bore
  • Cylinders honed on computer controlled machine to within .0002 straightness and roundness
  • Cylinders are sonic tested for thickness
ROTATING ASSEMBLY:
  • BluePrint premium cast iron crankshaft
  • Hypereutectic pistons
  • Chevy heavy beam rods with 150,000 PSI bolts
  • Hastings moly rings
  • Melling high volume oil pump
  • Hydraulic flat tappet cam
  • Heavy duty double roller timing set
CYLINDER HEADS:
  • BluePrint premium center bolt cast iron
  • Hardened retainers and springs
  • 2.02 swirl polished intake valves
  • 1.60 swirl polished exhaust valves
A TON OF EXTRAS:
  • 9.5 to 1 Compression
  • New valve covers, oil pan and timing cover
  • Brass freeze plugs
  • Dyno tested - shipped with results
CRITICAL SPECS:
CAM: .480 Int / .486 Exh & 229 Int / 230 Exh duration @ .050
HORSEPOWER: 310 @ 5400
TORQUE: 360 @ 3900
COMP. RATIO: 9.5 to 1  (91 octane fuel required)
IGNITION TIMING: 34 degrees total  (at 4000 rpm)
WARRANTY: 30 month / 50,000 mile
NOTES:

THIS ENGINE WILL NOT WORK FOR APPLICATIONS REQUIRING EGR

MUST USE 1987-1995 INTAKE MANIFOLD

This engine requires a non weighted harmonic balancer, and late 350ci weighted flexplate/flywheel.

If you are using an automatic transmission, Blueprint Engines recommends a 1800-2200 rpm stall converter.