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427 CUBIC INCH 535 HP BOSS CRATE ENGINE-Z2 HEADS-FRONT SUMP PAN

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. 

535 horsepower @ 5600 rpm 545 lb.ft. torque @ 4500 rpm   

  • Engine type:  351 based small block Ford 
  • Displacement (cu in): 427 
  • Bore x stroke (in): 4.125" bore x 4.00" stroke 
  • Block: Boss 351 9.5 deck 
  • Crankshaft: SCAT® Forged Steel 
  • Connecting Rods: SCAT® forged steel H-beam connecting rods and ARP® bolts 
  • Pistons: Forged Mahle® w/ floating wrist pin 
  • Camshaft type: Hydraulic Roller 
  • Camshaft lift (in): .594"/.618" 
  • Camshaft Duration – intake/exhaust (@.050 in): 242°/248° 
  • Cylinder Heads: Ford Performance Aluminum "Z2" Cylinder Heads -M-6049-Z2  
  • Valve size (in): 2.05 intake 1.60 exhaust 
  • Valve Springs: PAC® 1219X Ovate Beehive
  • Compression ratio: 10.5:1 (nominal)
  • Rocker arms : Roller Rockers
  • Rocker arm ratio: 1.65:1
  • Vibration Damper - Ford Performance SFI Approved M-6316-D302 
  • Valve Covers: Satin black, aluminum with "Ford Racing" script -302-135      
  • Oil Pan: Steel with deep front sump pan with windage tray / scraper - 9 quart capacity -M-6675-FT351      
  • Water pump: included long type - standard rotation 
  • Distributor: not included. MSD distributor #85840 recommended (dist. modifications for intake clearance necessary) 
  • Recommended fuel: Premium Unleaded 
  • Ignition timing: 32° at 4,000 RPM 
  • Maximum recommended rpm: 5,600 RPM 
  • Balanced: Internally balanced - use neutral balance flywheel (not included) 
  • Recommended intake: Edelbrock part # 2924 Super Victor (not included) 
  • Front sump pan fits most kits cars without Mustang II suspension 
  • New block, oil and water pumps, performance oil pan and high-performance harmonic balancer 
  • Can be used in kit cars, street rods, Mustangs, cars and trucks 
  • Water Pump included-standard rotation 
  • Depending on your application, a different timing cover, water pump, performance oil pan and pickup may be required.
  • Engine has a performance front sump oil pan and pickup, standard rotation timing cover, standard rotation water pump and non-EFI valve covers.
  • Timing cover will work with most standard rotation water pumps 
  • Fuel pump eccentric M-6287-B302 installed, allows use of mechanical fuel pump 
  • Valve covers should fit most non-EFI applications. Optional valve covers sold separately. 
  • The damper M-6316-D302 may require a spacer for pulley alignment 
  • Intake manifold not included 
  • Includes intake gaskets and pilot bearing 
  • Firing order 1-3-7-2-6-5-4-8 (5.0L HO and 351W firing order) 
  • Steel distributor gear required 
  • Shipping weight approximately 570 lbs  
  • Built with current available parts. Photo and specs may vary. 
  • Note: Results attained using Edelbrock® Super Victor intake manifold and 770cfm carburetor. 

  • Engine installation tuning tips can be found HERE


Part Type
Engine: Complete Engines
Instruction Sheet
Warranty Availability
Packaged Dimensions
36" x 39" x 36
Packaged Weight
528 lb(s)
UPC Code
756122007273
Catalog Page Number
165
Country of Origin
United States