Overview
BluePrint Engines GM 350 C.I.D. 390 HP Dressed Long Block Crate Engines
BluePrint Engines GM 350 C.I.D. 390 HP Dressed Long Block crate engines are available with fuel injection—and base or deluxe carbureted models.
SPECIFICATIONS FOR ALL MODELS INCLUDE:
* HP and Torque: 390 hp / 410 lbs.-ft.
* Compression Ratio: 9.2:1
* Aluminum Heads
* Hydraulic Roller Cam
* Cast Iron Crankshaft
* Hypereutectic Pistons
* BLOCK:
NEW BluePrint Cast Iron Block
Manufactured and Machined in the USA
4-Bolt Main
4.000 in. Bore
1-Piece Rear Main Seal
Mech fuel pump provision: Yes
Passenger Side Dipstick
Drilled and tapped for clutch linkage
* ROTATING ASSEMBLY:
Cast Iron Crankshaft
3.480 in. Stroke
Forged 5.700 in. connecting rods
Hypereutectic pistons
Internal Front/ External Rear engine balance
* CYLINDER HEADS:
BluePrint Aluminum Cylinder Heads
64cc chamber
2.02 in. intake/1.60 in. exhaust valves
195cc intake/75cc exhaust runners
* CAM SPECS:
Cam Type: Roller
.495 Intake .502 Exhaust
220 Intake / 224 Exhaust duration
@ .050 – 114 degree lobe separation
* IGNITION TIMING:
32 Degrees Total at 3,500 rpm
* ALSO INCLUDES:
Valve covers
Oil pan
Timing cover
Aluminum intake
HEI distributor
Dyno test results shipped with engine
30 month / 50,000 warranty
INCLUDED ONLY WITH FUEL INJECTION MODEL BP3505CTF:
* EFI system
INCLUDED ONLY WITH BASE CARBURETED MODEL BP3505CTC:
* 600 cfm carburetor
INCLUDED ONLY WITH DELUXE CARBURETED MODEL BP3505CTCD:
* Harmonic balancer
* Spark plugs
* Spark plug wires
* Standard Rotation Long Style Water Pump
* Waterneck and Thermostat
* Fuel Pump
* 600 cfm carburetor
