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tech notes

Ford Racing expands its line of Sealed Racing Engines with the new 540 Horsepower S374W engine developed for asphalt and dirt circle track racing. Ford Sealed Racing Engines are built to professional racing series standards to deliver reliable and lasting performance. These aren't built from repackaged production parts, but real racing parts that start with the Ford Racing BOSS 351 Block, adds Eagle forged steel crankshaft, steel H-beam rods and forged Mahle pistons with full floating pins and is topped with CNC Ported Z-Heads. Specifications:

  • Designed and developed for short track asphalt and dirt circle track racing where spec or sealed engines are required
  • 374 cubic inches  4.125" bore - 3.500" stroke
  • 9.2 deck BOSS 351 block with 4-bolt mains
  • 540 HP @ 7000 / 470 lb.ft. torque @ 5100 w/ a 750 4 bbl. carb - 505 HP w/ a Holley 500 CFM 2 BBL carb
  • 11.0:1 compression ratio
  • Forged steel Eagle crank, Eagle steel H-beam connecting rods
  • Mahle forged pistons
  • M-6049-Z304P "Z" CNC ported aluminum cylinder heads w/ 2.08" intake and 1.60" stainless steel valves
  • Edelbrock Super Victor Intake manifold
  • Solid roller tappet camshaft, .525" lift intake and exhaust, 258 degree intake duration @ .050" and  266 degree exhaust duration at .050"
  • 1.65:1 Roller Rocker Arms
  • M-6268-B302 double roller timing chain
  • 9 quart steel oil pan 
  • Edelbrock water pump
  • SFI approved harmonic balancer
  • MSD Billet distributor
  • Factory sealed for asphalt and dirt circle track competition
  • Each engine is dyno-tested and provided with the dyno run data
  • Competes with GMPP CT-525 crate engine
  • Additional technical information can be found at www.
  • Engine is internally ballanced, "0" balance flywheel required
  • Flywheel not included

Built with current available parts. Photo and specs may vary.

See Also...

  • Hero Card
  • Circle Track
  • Crate Engine Build-Up
  • Engine Tips & Specs
  • specs

    Package Dimensions:
    39 x 36 x 36
    Package Weight:
    553 lbs
    Part Type:
    Engine: Complete Engines
    Instruction Sheet:
    Warranty Availability:
    Not Available
    Country of Origin:
    United States
    UPC Code:
    Catalog Page Number: