BluePrint Engines 383 Crate Engine

HP & Torque: 430 HP/ 450 FT LBS

Compression Ratio: 10.0:1

Roller Cam

Cast Steel Crank

Part# BP38318SP

Block:

4-bolt main, 1- piece rear main seal

4.00" bore

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:

New cast iron crankshaft 3.75" stroke

Hypereutectic Pistons

New rods with 150,00 PSI Bolts

Hastings moly rings

Melling high volume oil pump

Hydraulic roller camshaft

Heavy duty double roller timing set

Harmonic Balancer

Cam Specs:

Hydraulic roller cam

.528 Intake .536 Exhaust

221 Intake / 226 Exhaust duration

@ .050-110 degree lobe separation

Ignition timing:

34 Degrees at 3500 RPM

Also Includes:

Oil pan

Timing cover

Brass freeze plugs

Dyno test results

Warranty:

30 month/ 50,000 Mile

Notes:

Bore and stroke combination makes this crate engine

a 377ci displacement

This engine requires a weighted 8" harmonic balancer

(included), and late 350ci weighted flex plate/flywheel.