598CI 850 Hp BBC Marine Monster Crate Engine

598ci 850Hp BBC Marine Monster Crate Engine

The SD/598ci Marine Crate Motor is the largest new direct replacement unit for your marine 9.800″ SD needs. Built for any type of marine application where long term reliable power and performance is needed. PBM-World Merlin III Blocks are prepared on our state of art new 2013 Centroid B4250 4-axis CNC machining center that corrects block dimensions to blue print perfect. Each and every engine is dyno tested and tuned, not some phony guess work on real power. This is the best, reliable, pump gas friendly perfect mannered running Marine Crate Engine available. Get your out-drive fixed now!


9.800″ Deck | 4.600″ Bore | 4.500″ Stroke | 6.535″ Rods | 850Hp/825lbs @ 5500/4400rpm


  • Dart Big M or Merlin IV Splayed 4 Bolt Main CNC Race Block
  • 12 Point Head and Inner Valley Stud Kit Plate Honed w/Block
  • Stainless Steel Life Time Freeze Plug Kit Installed
  • K1 4340 Internally Balanced Steel Crank Shaft
  • K1 Steel Billet H-Beam Rods with ARP2000 Bolts
  • King “HP” Race Series  Main and Rod Bearing Set
  • Wiseco/AwesomeEngines® Exclusive 10.5:1 Forged Racing Pistons
  • Total Seal 1.5/1.5/3mm Moly Ring Set
  • Comp Cams Custom .650″ Hydraulic Marine Roller Cam
  • Comp Cams DRST Hydraulic Roller Lifters
  • Quiet Gear Drive Set Installed for Life Long Running
  • Cloyes Aluminum 2 Piece Timing Cover with Internal Thrust Bearing
  • ATI SFI Internally Balanced Harmonic Damper
  • Dart Iron Eagle 330cc Fully CNC Ported Marine Coating Steel Heads
  • Dart 2.300 x 1.880 Stainless Steel Valves
  • Comp Cams Hydraulic Roller Bee Hive Springs Tool Steel-Retainers
  • Fel Pro Marine MLS Hi-Performance Gasket Set
  • Manley 3/8 x. 135″ Wall Heavy Duty Push Rods
  • Comp Cams Gold Ultra Series 1.7 Roller Rockers
  • AwesomeEngines®  CNC Engraved Powder Coated V Covers
  • Moroso #22175 Blue Printed Oil Pump Kit
  • AwesomeEngines® Moroso Marine 8qt Oil Pan
  • BMP World CNC Match Ported Bronze Inserted Intake
  • HOLLEY or QFT 1050 cfm Marine Carburetor
  • MSD Billet Distributor, 8.5mm Wires, NGK Plugs
  • AwesomeEngines® Free 48 State Freight

Available Upgrades

Brodix or Dart Aluminum Light Weight Racing Block Fully CNC Race Prepped and Special Head Stud Kit
+ $3975.00
55mm Cam and .904″ Lifters; Best Upgrade Available for this Combination
+ $  775.00
Callies Magnum Series 4340 USA Steel Crank Shaft
+ $1450.00
Crower Enduro 4340 Best in the Business All Out Racing Crank Internally Balanced
+ $1495.00
Oliver Steel I Beam Rods Installed
+ $  995.00
Crower Bullet Proof Special -6 I Beam Steel Rods Installed
+ $1295.00
Fully CNC Ported Dart Pro2 380cc Aluminum Cylinder Heads w/2.350 Intake Valves
+ $  995.00
Titanium Intake Valves and Copper Beryllium Valve Seats for Long Life Valve Train Performance
+ $  695.00
Titanium Exhaust Valves for Long Life Valve Train Performance
+ $  695.00
Melling Select Race Oil Pump
+ $  175.00
Steffs Kick Out 12qt. Hi-Performance Marine Oil Pan
+ $  595.00
Marine Oiler Cooler for Extended Oil Protection; Special Billet Oil Filter Adapter, ½” Lines and Huge Oil Cooler a must with this type of power
+ $  695.00
Crower Stainless Steel or T&D Pro Series Shaft Rocker System Installed
+ $1095.00
MSD Complete Marine Ignition System Dyno Tested and Tuned For True Complete Drop In Engine Kit
+ $  695.00
Moroso Custom Marine Vacuum Pump Kit Installed  +10-15hp
+ $1095.00
AwesomeEngines® CNC Engraved Logo Your Color Powder Coated Covers w/ Billet Oil Fill
+ $  125.00
AwesomeEngines® Custom Evac Dual Valve Cover Stainless Steel AN Fitting System Installed with New Larger Breather
+ $  495.00
CNC Match Ported Dart or Pro Filer Aluminum Intake Manifold
+ $  395.00
All New Fast EZ or HOLLEY Dominator EFI Unit Installed for the Perfect Mannered Marine Late Model Engine
+ $2495.00

Dyno Tested & Tuned with Exxon 91° Pump Gas • HP Corrected to Sea Level

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