473ci 875HP SBC Pro Magnum Race Engine

473ci Monster Mouse SBC Race Engine with the very best internals available. As well, the Dart Iron Eagle block, 296cc 12.5° Heads and Intake and  proven power making assembled race engine. Best in the business SBC Racing Engine you can get.


9.325″ Deck | 4.185″ Bore | 4.3″ Stroke | 6.200″ Rods | 875Hp @ 7600 rpm


  • Dart Iron Eagle .390″ Raised BBC Cam Fully CNC Machined Block
  • Brass or Stainless Steel Freeze Plug Kit Installed
  • ARP 12 Point Specific Fit Head Stud Kit Plate Honed with Block
  • Callies Magnum 4340 Internally Balanced Crank
  • Callies Ultra, Crower or Oliver Steel I-Beam Steel Rods with L19 Bolts
  • Clevite or King HP Series Main and Rod Bearings
  • JE / Wiseco 15:1 Gas Ported Coated Skirt Light Weight Forged Pistons
  • JE / Wiseco Tool Steel .200″ Wall Wrist Pins
  • Total Seal TNT or Hell Fire 043-043-3mm Low Tension Rings
  • Comp Cams .850″ Steel Billet 7/4 Swap Roller Cam
  • Jesel Belt Drive System Installed
  • Isky EZ Max HIPPO Bushed No Needle Bearing Roller Lifters
  • ATI Super Damper Specific Honed to Fit and Billet TDC Pointer
  • Dart #14482030 12.5° 296cc Fully CNC Ported Aluminum Heads
  • Dart 2.180″ Intake. and 1.600″ Exh. Stainless Steel Valves
  • Manley 221420 1.5″ Lightweight Springs, 7° 23677 TI-17 Retainers
  • Cometic or Fel Pro MLS Severe Duty Head Gaskets
  • Manley or Trend 7/16 x .165″ Wall Severe Duty Push Rods
  • Jesel Pro Series One Piece Shaft Rocker System Installed
  • AwesomeEngines® CNC Engraved Sheet Metal Covers
  • Moroso 22171 Billet Oil Pump with Integral Screen
  • Moroso Aluminum Pro Eliminator Side Kick Out Oil Pan
  • Dart Fully Ported Intake Manifold and Jomar CNC Ported Spacer
  • QFT 1050cfm FX 4150 Series Carburetor, Fuel Fittings and Studs
  • MSD Distributor, Crank Trigger, Wires and NGK Plugs
  • Free 48 State Freight

Available Upgrades

Dart #31712232 Race Series Aluminum Block Fully CNC Race Prepped
+ $3995.00
Callies XL 46lb Magnum Series 4340 Internally Balanced Light Weight Crank and Heavy Metal Included 10+hp
+ $1295.00
Jesel Front Mounted Distributor and Oil Pump Plug Kit Installed for Optimum Timing Stability
+ $ 695.00
Titanium Intake Valves Installed
+ $ 895.00
Moroso Vacuum Pump System with New Pump Mounted Relief Valve and Billet Light Weight Mandrel
+ $ 975.00
Nitrous Express Shark 200-600Hp System Installed
+ $1495.00
Ron’s Terminator Fuel Injection Installed and Dyno Tuned for another 20+Hp
+ $1995.00

Dyno T&T with 116 Race Fuel • Vacuum Pump • XL Crank • HP Corrected to Sea Level

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