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Ford Performance 427 Cubic Inch 535 HP Boss Crate Engine

The company that created the famous 427 FE engine offers a modern version of the legendary motor. 

Built on Ford Performance’s BOSS 351 block the 427 crate engine is engineered and built for drive-ability and durability while delivering big power.  

Ideal for Ford projects requiring 500+ horsepower in a reliable small block package.  

Now equipped with Ford Performance “Z2” Cylinder Heads-this head promotes improved power throughout the rpm range while retaining OEM exhaust and accessory mounting locations when compared to other aftermarket cylinder heads.  

543 horsepower @ 5,900 rpm 540 lb.ft. torque @ 4,800 rpm   

  • Engine type:ย  351 based small block Fordย ย 
  • Displacement (cu in): 427ย ย 
  • Bore x stroke (in): 4.125″ bore x 4.00″ strokeย ย 
  • Block: Boss 351 9.5 deckย ย 
  • Crankshaft: SCATยฎ Forged Steelย ย 
  • Connecting Rods: SCATยฎ forged steel H-beam connecting rods and ARPยฎ boltsย ย 
  • Pistons: Forged Mahleยฎ w/ floating wrist pinย ย 
  • Camshaft type: Hydraulic Rollerย ย 
  • Camshaft lift (in): .594″/.618″ย ย 
  • Camshaft Duration โ€“ intake/exhaust (@.050 in): 242ยฐ/248ยฐย ย 
  • Cylinder Heads: Ford Performance Aluminum “Z2” Cylinder Heads –M-6049-Z2ย  ย ย 
  • Valve size (in): 2.05 intake 1.60 exhaustย ย 
  • Valve Springs: PACยฎ 1219X Ovate Beehive
  • Compression ratio: 10.5:1 (nominal)ย 
  • Rocker arms : Roller Rockers
  • Rocker arm ratio: 1.65:1ย 
  • Vibration Damper – Ford Performance SFI Approvedย M-6316-D302ย 
  • Valve Covers: Satin black, aluminum with “Ford Racing” scriptย 302-135
  • Oil Pan: Steel with deep rear sump pan with windage tray / scraper – 7 quart capacity –M-6675-DRS351
  • Water pump: included long type – standard rotationย  ย 
  • Distributor: not included. MSD distributor #85840 recommended (dist. modifications for intake clearance necessary)ย  ย 
  • Recommended fuel: Premium Unleaded
  • Ignition timing: 32ยฐ at 4,000 RPMย ย  ย 
  • Maximum recommended rpm: 5,600 RPMย  ย 
  • Balanced: Internally balanced – use neutral balance flywheel (not included)ย ย 
  • Recommended intake: Edelbrock part # 2924 Super Victor (not included)ย  ย 
  • New block, oil and water pumps, performance oil pan and high-performance harmonic balancerย  ย 
  • Depending on your application, a different timing cover, water pump, performance oil pan and pickup may be required.ย 
  • Engine has a performance front sump oil pan and pickup, standard rotation timing cover, standard rotation water pump and non-EFI valve covers.ย ย 
  • Timing cover will work with most standard rotation water pumpsย  ย 
  • Fuel pump eccentricย M-6287-B302ย installed, allows use of mechanical fuel pumpย ย 
  • Valve covers should fit most non-EFI applications. Optional valve covers sold separately.ย  ย 
  • The damperย M-6316-D302ย may require a spacer for pulley alignmentย  ย 
  • Intake manifold not includedย 
  • Includes intake gaskets and pilot bearingย  ย 
  • Firing order 1-3-7-2-6-5-4-8 (5.0L HO and 351W firing order)ย ย 
  • Steel distributor gear required
  • Shipping weight approximately 570 lbsย  ย 
  • Built with current available parts. Photo and specs may vary.ย  ย 
  • Engine installation tuning tips can be foundย HEREย ย 
  • Note: Results attained using Edelbrockยฎ Super Victor manifold and 770cfm carburetor.

Gabe Balch
Gabe Balch
The automobile and its stories captivated him from birth and the freedom, expression, and personal bonds they enable continue to serve as inspiration. His inquisitive nature explores the how of the machines themselves, and the unique minds behind the creations. As a world traveler he longs for the open road, or better yet, the last signs of pavement.

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