BluePrint Engines 350CI Crate Engine | Small Block GM Style | Iron Heads | Roller Cam | Drop In Ready
This engine will be dyno tested before it ships to you at no additional charge (others charge $500)!
Part Number: BP3503CTC1D
Description:


- HP & Torque: 373HP / 400 FT LBS
Compression Ratio: 9.3:1
Cast Iron Heads
Hydraulic Roller Cam
Cast Steel Crank
Hypereutectic Pistons
Block:
- Hand picked seasoned block
Square and parallel decked
Align honed main bearing bore
Cylinders honed on computer controlled machine to within .0002 straightness and roundness
Cylinders are sonic tested for thickness
2-Bolt Main
4.000" Bored up to .060" Over
1-Piece Rear Main Seal
Mech fuel pump provision: Yes
Passenger Side Dipstick - Drilled and tapped for clutch linkage
Rotating Assembly:
- Cast steel crankshaft
3.480" Stroke
OEM type 5.700" connecting rods
Hypereutectic pistons
Internal Front/ External Rear
Cylinder Heads:
- Vortec cast iron heads
64cc chamber
Hardened retainers and springs - 1.94 intake valves
- 1.50 exhaust valves
Cam Specs:
- Cam Type: Roller
.495/.502 lift
221/226 duration
@ .050, 110 degrees LSA
Using 1.5 rockers
Ignition Timing:
- 34 Degrees Total at 3500 RPM
Includes:
Oil pan, timing cover, valve covers, Intake manifold, distributor, harmonic balancer, 600cfm Carburetor, water pump, plugs, wires.
*Can be built with a Sniper fuel injection unit as well. Please call for price and availability
Warranty:
- 30 month / 50,000 mile
Notes:
- Recommended Oil For Your BluePrint Crate Engine: BPP710, BluePrint Engines break in oil
Not for EGR
Not for use in pollution controlled vehicles. - Has no cam sensor provisions.
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. - This engine is NOT compatible with factory fuel injection. This will NOT work as an OE replacement for a Vortec truck.
WARNING: Cancer and Reproductive Harm-
www.P65Warnings.ca.gov
This engine will be dyno tested before it ships to you at no additional charge (others charge $500)!
Part Number: BP3503CTC1D
Description:


- HP & Torque: 373HP / 400 FT LBS
Compression Ratio: 9.3:1
Cast Iron Heads
Hydraulic Roller Cam
Cast Steel Crank
Hypereutectic Pistons
Block:
- Hand picked seasoned block
Square and parallel decked
Align honed main bearing bore
Cylinders honed on computer controlled machine to within .0002 straightness and roundness
Cylinders are sonic tested for thickness
2-Bolt Main
4.000" Bored up to .060" Over
1-Piece Rear Main Seal
Mech fuel pump provision: Yes
Passenger Side Dipstick - Drilled and tapped for clutch linkage
Rotating Assembly:
- Cast steel crankshaft
3.480" Stroke
OEM type 5.700" connecting rods
Hypereutectic pistons
Internal Front/ External Rear
Cylinder Heads:
- Vortec cast iron heads
64cc chamber
Hardened retainers and springs - 1.94 intake valves
- 1.50 exhaust valves
Cam Specs:
- Cam Type: Roller
.495/.502 lift
221/226 duration
@ .050, 110 degrees LSA
Using 1.5 rockers
Ignition Timing:
- 34 Degrees Total at 3500 RPM
Includes:
Oil pan, timing cover, valve covers, Intake manifold, distributor, harmonic balancer, 600cfm Carburetor, water pump, plugs, wires.
*Can be built with a Sniper fuel injection unit as well. Please call for price and availability
Warranty:
- 30 month / 50,000 mile
Notes:
- Recommended Oil For Your BluePrint Crate Engine: BPP710, BluePrint Engines break in oil
Not for EGR
Not for use in pollution controlled vehicles. - Has no cam sensor provisions.
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. - This engine is NOT compatible with factory fuel injection. This will NOT work as an OE replacement for a Vortec truck.
WARNING: Cancer and Reproductive Harm-
www.P65Warnings.ca.gov
Customer Reviews
Your BluePrint engine was dyno tested with the parts and specifications listed below. If you prefer to install a different part, your engine may not produce the horsepower recorded on your dyno sheet.
Part Number: BP3503CT1
Fuel Delivery Type: 600 CFM Carburetor
Spark Plug: AC Delco 41-993
Spark Plug Gap: .045"
Harmonic Balancer: BPP350 - Internally balanced
Flexplate/Flywheel: Late 350, weighted
Stall Converter: 1800-2200
Intake Manifold: Vortec bolt pattern* not included
Fuel Recommendation: 87 Octane
Timing (Initial/Total Advance): Initial timing - 14° and Total timing 34°
Firing Order: 1,8,4,3,6,5,7,2
Recommended Break in Oil : BPP710 (Click Here)
Recommended Service Oil : BPP10W30 (Click Here)
Recommended Oil Filter ; BPP51061 (Click Here)
Total Oil capacity with production oil pan, and Correct BPP51061 Filter : 5 Quarts
Click here to download a copy of the Installation Guide that came with your BluePrint engine.