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Ford Performance M-6009-347

Short Block 347ci. Boss

Ford Performance M-6009-347


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Estimated to ship directly from the manufacturer on 06/19/18
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Ford Performance M-6009-347 Short Block 347ci. Boss $5,189.99
Ford Racing Short Block
  • 347ci. Boss
  • Cast Iron
  • 4.030" Bore
  • 3.400" Stroke
  • 4-bolt Main
  • 8.2" Deck Height

  • Ford Performance M-6009-347 Details

    Small Block

      The Ford Racing 347 shortblock lets you build it your way by adding your choice of heads, cam, intake and oil pan. It's the perfect foundation to build a powerful 8.2" deck engine for your vintage muscle car, street rod, Fox Body or Late Model Mustang. This is the same shortblock used in the 347 sealed racing crate engines, Part # 397-M-6007-D347SR and 397-M-6007-S347JR. Nothing but the best parts are used inside including: forged crankshaft, forged I-beam connecting rods with floating piston pins and the BOSS 302 block.

    • Engine type: 302 based small block ford
    • Displacement (cu in): 347
    • Bore x stroke (in): 4.030" bore x 3.400" stroke
    • Block: BOSS 4-bolt Main Block 302 397-M-6010-BOSS302 - 8.2-inch deck height . .010" below piston to deck height (nominal)
    • Crankshaft: SCAT Forged Steel: 3.400" stroke
    • Connecting rods: SCAT forged steel I-beam connecting rods
    • Pistons: Mahle forged aluminum pistons, with reliefs for Z304D, Z304P, N351, GT-40 and other inline valve Windsor cylinder heads. 6 cc valve pockets.
    • Hydraulic roller camshaft compatible
    • Balanced: Internal
    • Recommended cylinder head fasteners 397-M-6065-BOSS head bolts, 397-M-6014-BOSS studs, or 397-M-6014-Z304 studs, depending on application
    • Designed for 397-M-6049-X306//X307/C3/D3/Z304DA cylinder heads, Not designed for production 302/351W or 397-M-6049-Y302/Y303/X302/X303/X304/X305 cylinder heads
    • Assembled and ready for your heads, cam and timing chain set
    • Recommended head gaskets 397-M-6051-CP331 or 397-M-6051-S331
    • Built with all new parts
    • Photo and specs may vary


    Flywheel Included
    Engine Balance
    Connecting Rod Beam Style
    Connecting Rod Material
    Forged 4340 steel
    Crankshaft Material
    Forged 4340 steel
    Deck Height (in.)
    Engine Block Material
    Cast iron
    Flexplate Included
    Harmonic Balancer Included
    Main Journal Type
    302 mains
    Oil Pan Included
    Piston Material
    Forged aluminum
    Sold individually
    Short Block Piston Style
    Flat top
    Timing Cover Included
    Manufacturer's Part Number:

    Build Your Engine Exactly How You Want It From The Block Up

    Ford Racing offers these short blocks to allow anyone to build an engine for their Ford exactly how they want it. The Ford Short Block is the perfect start to any Ford engine build. Short block offerings start at the versatile modular 5.0L Stroker block, all the way up to the base of a 460CI. When using Ford Racing Short Blocks to build your next engine, the options for performance are endless!

  • Start Your New Engine Build With High Quality Blocks
  • Precision Engineered To Provide Maximum Performance
  • Endless Power Possibilities

  • Some parts are not legal for use in California or other states with similar laws / regulations