GM_355_product_header
GM 355 Dressed Engine • Vortec Heads • Flat Tappet Cam • 1pc RMS
$4,270
HP & Torque: 385 HP / 405 FT LBS
Compression Ratio: 9.5:1
Cast Iron Heads
Hypereutectic Pistons
Flat Tappet Cam
Cast Steel Crank
Part #: BP3550CTC1

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:

Premium cast steel crankshaft
Chevy heavy beam rods
Keith Black Hypereutetic pistons
Hastings Moly rings
Balanced rotating assembly
Melling high volume oil pump
Flat tappet hydraulic lifter camshaft
Heavy duty double roller timing set

Cylinder Heads:

Cast iron "Vortec" cylinder heads
1.25 diameter valve springs
Hardened retainers and springs
2.02 swirl polished intake valves
1.60 swirl polished exhaust valves
1.5 long slot, stamped steel rockers
Hardened push rods

Cam Specs:

Cam Type: Flat Tappet
.480 Intake .486 Exhaust
224 Intake / 230 Exhaust duration
@ .050

Ignition Timing:

34 degrees at 3500 RPM

Also Includes:

Aluminum intake manifold
750 cfm carburetor
HEI distributor
Harmonic balancer
Fuel pump
Water pump
BluePrint plug wires
Spark plugs
Chrome valve covers
Brass freeze plugs
Dyno tested – and shipped with results

Warranty:

30 month / 50,000 mile

Notes:

BluePrint Engines recommends 91 Octane for this engine and a 1800-2200 RPM stall converter.

Not for use in pollution controlled vehicles.

Shop for related parts:

BPP143 — Air Cleaner

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