505ci 625HP RB Mopar Street Heat Crate Engine

505ci 625HP RB Mopar Street Heat Crate Engine

New and Improved with Larger Stroke; Affordable RB Mopar Street Engine with Plenty of Power and Available in Pro Street Heat Version


Bore up to 4.350″ | Stroke 4.250″ | Rod 7.100″ | Torque 600lb @ 4600 rpm | Hp 625 @ 6000 rpm


  • CNC Race Prepped Studded Main 440 Block
  • Pro Series Head Stud Kit Plate Honed with the Block
  • Stainless Steel Freeze Plugs For Lifetime Service
  • Eagle 4340 Internally Balanced Steel Crank
  • Eagle 4340 H-Beam Fully Floated Bushed Rods with ARP Bolts
  • King “HP” Series Main and Rod Bearings
  • Mahle, JE or Wiseco-8.0cc 10.5:1 Forged 2618 Pistons
  • Mahle File to Fit Plasma Moly Rings
  • Comp Cams .630″ Lift Hydraulic Roller Cam
  • USA Erson Hydraulic Pro Street Roller Lifters
  • Double Roller Heavy Duty Timing Set
  • Chrome Timing Cover Kit with TDC Pointer
  • SFI Internally Balanced Damper
  • TFS PowerPort® TFS61617802C00 Big Block Mopar Heads
  • TFS 2.19/1.76 Stainless Steel Valves
  • Hydraulic Roller Spring and Retainer Kit
  • Fel Pro High Performance Cylinder Head Gaskets
  • Manley 3/8 x .135″ Thick Wall Push Rods
  • Harland Sharp Shaft Rocker System Installed
  • Mopar Performance Valve Covers
  • Melling Oil Pump Kit
  • Milodon Oil Pan and Pick Up Tube Kit Installed
  • Edelbrock Victor Series Intake Manifold and 7798 Valley Pan
  • QFT or Holley 950cfm 4150 Carburetor
  • Pro Billet MSD Distributor, 8.5mm Plug Wires and NGK Plugs
  • AwesomeEngines® T-Shirt, (free 48 freight, see race news/engine warranty)

Available Upgrades

520ci with 4.350 Bore and 4.375″ 4340 Steel Crank; Stock Oiling System with Internal Block Pick Up
+ $ 495.00
541ci with 4.375 Bore and 4.500″ 4340 Steel Crank; Milodon Oiling System Included Big as it Gets for the Stock RB
+ $1495.00
Comp Cams Complete Solid Roller Pro Street Heat Package with .600″ Lift Cam and Nex Tek Manley or PAC Springs
+ $ 495.00
Pro Street Heat Version with New QFT 1050cfm Carburetor, Solid Roller Pro Street Camshaft =650Hp
+ $1095.00
Complete 50-519 ( 650hp )Sniper Complete with 160 Pump Fuel Injection System Installed, Dyno Tested and Tuned (Silver or Gold Color is Available)
+ $975.00

Dyno Tested and Tuned with 91-93° Pump Gas • Vacuum Pump • HP Corrected to Sea Level

Free insurance and freight of $450 applies to this item being shipped to a UPS terminal or commercial address in the con. 48 states for your zip code. Any handling fees, residential, lift gate service, out of area charges may apply over the $450. Total cost of all charges if any will be known to you before we ship.

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