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BluePrint BP4002CT1 GM 400, Base Engine, Alum Heads, Roller Cam

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#227BP4002CT1

BluePrint BP4002CT1 GM 400, Base Engine, Alum Heads, Roller Cam

This GM 400 c.i. engine puts out 500 horsepower and 510 ft lb. of torque
All aluminum heads and roller cams
Features a new forged crankshaft with 5.7" connecting rods

Level Of Dress:

#1 Long Block

#2 Base Dressed - Carbureted #3 Deluxe Dressed - Carbureted - Black Pulley Kit #3 Deluxe Dressed - Carbureted

$8,099.00

/each

Factory Shipped

Quantity

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Product Summary

Long Block Crate Engine Type, 10.3:1 Compression Ratio

This GM 400 c.i. engine puts out 500 horsepower and 510 ft lb. of torque
All aluminum heads and roller cams
Features a new forged crankshaft with 5.7" connecting rods
Compression Ratio: 10.3:1
Rotating assembly balanced to within 2 grams

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Key Specs

Crate Engine Type	Long Block
Compression Ratio	10.3:1
Engine Displacement	400 cu. in.
Camshaft Type	Hydraulic Roller Tappet
Cylinder Head Material	Aluminum

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Need To Know

Made to Order

This custom item will ship when completed

Truck Shipment

Truck shipments must be pre-paid with a credit card, certified check or money order

Need help?

855.313.9176

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Quick and Easy Returns

Return Policy

BluePrint Engines BP4002CT1 Details

True Blue Power! BluePrints pro engine builders are enthusiasts just like you and it shows in the quality and performance of every engine they build. Each BluePrint crate engine is carefully dyno tested and ships with printed, proven results. If you’re looking serious horsepower at an affordable price, BluePrint Engines is the choice for you!

GM 400 - Base Engine - Aluminum Heads - Roller Cam

Overview

HP & Torque: 500 HP / 510 FT LBS
Compression Ratio: 10.3:1
Aluminum Heads
Forged Pistons
Roller Cam
Forged Crank
Part #: BP4002CT1

Block

BRAND NEW BluePrint Cast Iron Block
4 Bolt Mains
Square and parallel decked
Align honed main bearing bore
Cylinders are sonic tested for thickness
Cylinders honed on computer controlled machine to within .0002 straightness and roundness

Rotating Assembly

New forged crankshaft - 3.750" stroke & 5.7" rods
GM connecting rods
150,000 psi rod bolts
Forged pistons
Hastings moly rings
Rotating assembly balanced to within 2 grams
High volume oil pump
Hydraulic roller cam
Roller lifters

Cylinder Heads

BluePrint aluminum - 64cc chamber
Hardened retainers and springs
2.08 swirl polished intake valves
1.60 swirl polished exhaust valves
BP Aluminum Head Part# HP8103

Cam Specs

Cam Type: Roller
.555 Intake .576 Exhaust
236 Intake / 242 Exhaust duration
@ .050 - 110Â° lobe separation

Ignition Timing

10-16 degree initial and total timing 32-34 degree at 3500 RPM

Also Includes

Valve covers, oil pan and timing cover
Brass freeze plugs
Dyno test results shipped with engine

Warranty

30 month / 50,000 mile

Notes

NEW BluePrint block manufactured and machined in the USA! Not for EGR

Guides & Documents

Crate Engines Installation Instructions (227BP4002CT1)

Crate Engines Technical Information (227BP4002CT1)

Warranty Information

Warranty Information (PDF)

CARB Warning

Follow EPA, CARB, and state regulations for engine changes

Emissions warning: this part is for vehicle engine changes, not direct oem engine replacements. In California, engine changes are legal when done in compliance with California bureau of automotive repairs (bar) engine change policy. For assistance, call bar referee at: (800) 622-7733. And see https://bar.Ca.Gov/consumer/smog_check_program/engine_changes. All customers must comply with federal epa mobile source enforcement memorandum no. 1a (and addendum) and all applicable state regulations when conducting engine changes. Improper installation and/or use of this part in California may subject the installer and/or owner to a $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and laws of all states for use of this engine change part on makes or models of vehicles that render them noncompliant with applicable state and/or federal emission laws with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine

CA WARNING:

Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov

CARB warning

BluePrint Engines BP4002CT1 Specifications

KEY SPECS
MFG. Part #	BP4002CT1
Brand	BluePrint Engines
Crate Engine Type	Long Block
Compression Ratio	10.3:1
Engine Displacement	400 cu. in.
Camshaft Type	Hydraulic Roller Tappet
Cylinder Head Material	Aluminum
Piston Material	Forged Aluminum
Crankshaft Material	Forged Steel
Carburetor Included	No
Intake Manifold Included	No
Distributor Included	No
Valve Covers Included	Yes
Engine Balance	Internal/External
Cylinder Heads Included	Yes
Rear Main Seal Style	1-piece
Throttle Body Included	No
Timing Cover Included	Yes
Oil Pan Included	Yes
Water Pump Included	No
Harmonic Balancer Included	No
Flexplate Included	No
Flywheel Included	No
Air Cleaner Included	No
Spark Plugs Included	No
Spark Plug Wires Included	No
Computer Included	No
Wiring Harness Included	No

GENERAL
Torque	510 ft./lbs
Horsepower	500 horsepower
Camshaft Duration (.050 in)	236° intake / 242° exhaust
Camshaft Lift (in)	.555 intake / .576 exhaust
Bore x Stroke (in)	4.125" bore x 3.750"
Warranty	30 month / 50,000 miles
Assembled	Yes
Camshaft Included	Yes
Block	4 bolt main
Notes	Recommended oil for your BluePrint Crate Engine: 10W30, Non-Synthetic, Not for EGR
Sold in Quantity	Each

Ratings & Reviews

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Questions & Answers

2 Questions • 2 Answers

Sort Questions

Will this be able to handle a weiand 177 supercharger?

by Bray

• 8 years ago

1 answer

View Answer

Will this engine make the advertised power and torque on pump gas?

by Deen

• 9 years ago

1 answer

View Answer

2 of 2 questions shown

Fitment

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1970-1976 Chevy El Camino

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1970 Chevy Estate

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1976 Chevy G10

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1975-1980 Chevy G20

2-Piece Rear Main Chevy 400

1975-1980 Chevy G30

2-Piece Rear Main Chevy 400

1970-1976 Chevy Impala

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1975-1980 Chevy K10

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1975-1979 Chevy K10 Suburban

2-Piece Rear Main Chevy 400

1975-1980 Chevy K20

2-Piece Rear Main Chevy 400

1975-1980 Chevy K20 Suburban

2-Piece Rear Main Chevy 400

1977-1980 Chevy K30

2-Piece Rear Main Chevy 400

1975-1979 Chevy K5 Blazer

2-Piece Rear Main Chevy 400

1970-1972 Chevy Kingswood

2-Piece Rear Main Chevy 400

1973-1976 Chevy Laguna

2-Piece Rear Main Chevy 400

1973-1976 Chevy Malibu

2-Piece Rear Main Chevy 400

1970-1976 Chevy Monte Carlo

2-Piece Rear Main Chevy 400

1976 Chevy P30

2-Piece Rear Main Chevy 400

1970-1972 Chevy Townsman

2-Piece Rear Main Chevy 400

1973-1974 GMC C35/C3500 Pickup

2-Piece Rear Main Chevy 400

1975-1978 GMC K15

2-Piece Rear Main Chevy 400

1975-1978 GMC K15 Suburban

2-Piece Rear Main Chevy 400

1967-1974 GMC K15/K1500 Pickup

2-Piece Rear Main Chevy 400

1967-1974 GMC K15/K1500 Suburban

2-Piece Rear Main Chevy 400

1979-1980 GMC K1500 Suburban

2-Piece Rear Main Chevy 400

1975-1978 GMC K25

2-Piece Rear Main Chevy 400

1975-1978 GMC K25 Suburban

2-Piece Rear Main Chevy 400

1973-1974 GMC K25/K2500 Pickup

2-Piece Rear Main Chevy 400

1973-1974 GMC K25/K2500 Suburban

2-Piece Rear Main Chevy 400

1979-1986 GMC K2500 Suburban

2-Piece Rear Main Chevy 400

1973-1974 GMC K35/K3500 Pickup

2-Piece Rear Main Chevy 400

1973-1977 GMC Sprint

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