GM_383_Truck_product_header
GM 383 Base Engine for 1996-2000 Trucks & SUV's • Cast Iron Vortec Heads
$3,770
HP & Torque: 325 HP / 385 FT LBS
Compression Ratio: 9.5:1
Cast Iron Heads
Hypereutectic Pistons
Roller Cam
Cast Steel Crank
Part #: BP38303CT

Block:

4 bolt main block bored .040 over
1 piece rear main seal
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

Rotating Assembly:

New cast steel crankshaft
Flat Top Hypereutetic pistons
GM heavy beam rods with 150,000 psi bolts
Hastings Moly rings
Rotating assembly balanced to within 2 grams
Melling high volume oil pump
Roller camshaft
Double roller timing chain

Cylinder Heads:

Cast iron Vortec heads
1.25 diameter valve springs
Hardened retainers and springs
2.02 swirl polished intake valves
1.60 swirl polished exhaust valves
Hardened push rods
HP long slot rockers
3 angle valve job

Cam Specs:

Cam Type: Roller
.480 Intake .480 Exhaust
210 Intake / 220 Exhaust duration
@ .050

Ignition Timing:

Set at manufacturer specifications

Also Includes:

Timing cover
Oil pan
Valve covers
Brass freeze plugs
Dyno test results shipped with engine

Warranty:

30 month / 50,000 mile

Notes:

This engine requires a 400ci weighted harmonic balancer, and late 350ci weighted flexplate/flywheel.

This engine was designed to run with all stock components such as fuel system, stall converter, fuel pump etc. BluePrint Engines does recommend that you upgrade your computer during installation.

 

Not for use in pollution controlled vehicles.

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