BluePrint Engines Small Block Chevy 383 C.I. 436 HP Short Block Plus

HP & Torque: 436 HP / 443 FT LBS
Compression Ratio: 10.0:1
Hypereutectic Pistons
Cast Steel Crank
BLOCK:
4 Bolt main

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 BluePrint Cast steel crankshaft
3.75" stroke
Hypereutectic pistons, 12CC Dish
New rods with 150,000 PSI bolts
Hastings moly rings
Melling high volume oil pump
Hydraulic roller cam
Heavy duty single roller timing set
Harmonic balance
CAM SPECS W/ 1.6 ROCKER ARM:
Cam Type: Roller
.544 Intake .555 Exhaust
230 Intake / 236 Exhaust duration
@ .050, 110 ° lobe separation angle
IGNITION TIMING:
34 degrees total (at 3500 RPM)
ALSO INCLUDES:
Oil pan and timing cover
NOTES:
This engine features a true 4 inch bore, which mathematically yields 377 CID with a 3.75 inch stroke.

This engine requires a weighted 8" harmonic balancer (included), and late 350ci weighted flexplate/flywheel.

Please see Recommended Add On's page for additional parts.

The HP and Torque numbers derived from dyno testing with a 750cfm carb, and with H8002K cylinder heads installed.

*A bronze distributor gear is NOT recommended on this engine

Not for use in pollution controlled vehicles

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov