Speedmaster Speedmaster Speedmaster Speedmaster
LS1 - 383

Overview

 

SSS has put together one of the best dyno proven 450hp SBC engines around.
We begin with a OEM GM block, then we add all the goodies to bring this SBC alive!
Engines internals come with a 12 month limited warranty.

 

Technical Specs


Crank Procomp 3.75" Cast Crank
Connecting Rods Procomp 5.7” "I" Beam 5140 Steel Rods
Pistons Procomp Silicon Skirt Hypotectic
Rings Procomp Race Metric Moly "Z" Gap
Oil Pump Procomp M55HV
Sump Procomp OEM Sump
Fuel Pump Procomp HV Mechanical
Water Pump Procomp Alloy Hi Flow
Timing Chain True Roller Dual Row 9 Key Way
Gaskets Felpro Full Gasket Kit
Balancer Race Elastic
Bearings Procomp Main / B-E / CAM
Manifold Procomp Alloy Low Rise
Heads Procomp Aluminium
Cam Hydrulic Flat Tappet
Lifters Hydrulic Flat Tappet
Pushrods Procomp Hardened
Roller Rockers Procomp Aluminium
Rocker Studs 3/8 Procopm Screw in studs
Guide Plates Procomp 5/16 Adjustable
Main Studs Procomp 12pt Nuts and Studs
Head Studs Procomp 12pt Nuts and Studs
Driveplate Procomp H/Duty Flexplate
Rocker Covers Alloy Tall to suit Rockers
Ignition PC7000 Series / PC2042 Coil & Leads



OPTIONAL UPGRADES:

Crank Forged Steel
Crank Girdle Crank Main Girdle
Connecting Rods "H" or Race "I" Beams
Pistons Forged Full Floating
Sump 7 Litre HV Sump
Fuel Pump 140 GPH Electric & Reg
Water Pump Electric Water Pump
Timing Chain Billet Steel Gear Drive
Gaskets Multi Layer Steel Head Gaskets
Balancer Race Fluid Damper
Bearings "H" Series Clevite
Manifold Procomp High Rise
Heads Procomp Aluminium CNC Ported
Cam Solid Flat Tappet / Hydrulic or Solid Roller
Lifters Solid Flat Tappet / Hydrulic or Solid Roller
Pushrods 080 thou Race Pushrods
Roller Rockers Stainless Steel or Staft Mount
Rocker Studs 7/16 Procomp Screw in studs
Rocker Girdle 3/18 or 7/16 Rocker Girdle
Driveplate Billet Steel Flywheel
Rocker Covers Billet Alloy Sheet Metal Welded
Starter Motor High Gear Reduction
Carburettor 750 - 950 CFM Outlaw
Ignition CDI 6AL Ignition / PC2041 Coil

 

 

Below is a Chev 383 Blown Crate Motor with some of the above optional internal extras. (blower not listed)

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