advanced search

GM 383 Short Block Plus - $3,299


Business Seller - Blue Print Engines
Kearney, NE

Buyer Resources


Compare shipping quotes and save up to 80%

Report This Ad

Item Details

Ad Number182643896


GM 383 Short Block Plus
HP & Torque: 430 HP / 450 FT LBS
Compression Ratio: 10.0:1
Hypereutectic Pistons
Cast Steel Crank
Part #: BP38318SP

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
1-Piece Rear Main Seal

Rotating Assembly:
New cast iron 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 balancer

Cam Specs:
Cam Type: Roller, Lift with 1.6 rockers
.528 Intake .536 Exhaust, 221 Intake / 226 Exhaust duration @ .050 - 110 degree lobe separation

Ignition Timing:
34 degrees total (at 3500 RPM)

Also Includes:
Oil pan and timing cover
Brass freeze plugs
Dyno tested - shipped with results

Bore and stroke combination makes this crate engine a 377ci displacement

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

Payment Details

TradesNot Accepted
Accepted Payment Methods Credit Card

Message Seller

Send Message

About The Seller

Blue Print Engines
Seller Website

Member Since December 2015

404 W. 8th Street Kearney, NE 68845


Get Transportation Rates


View All Ads From Seller

More From This Seller

  • GM 355 Base Engine • Aluminum Heads • Flat Tappet

    Kearney, NE
  • GM 383 Base Engine • Aluminum Heads • Roller Cam

    Kearney, NE
  • GM 383 Dressed Engine • Aluminum Heads • Roller Ca

    Kearney, NE
  • GM 355 Base Engine • Cast Iron Heads • Flat Tappet

    Kearney, NE
Similar Classifieds
Email us -
Call us - 866.326.9227
Copyright © 2005-2016 All Rights Reserved.

Designated trademarks and brands are the property of their respective owners. Use of this Web site constitutes acceptance of the
Terms of Use, Classifieds Disclaimer, Privacy Policy, and Cookie Policy

Execution Stats: 0.200 sec / 8.3 MB used / 8.6 MB peak