Ford Performance M-6009-347 Features:

The Ford Performance 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 number M-6007-D347SR and 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: 347 cubic inches
• Bore x Stroke: 4.030" bore x 3.400" stroke
• Block: Boss 4-bolt main block M-6010-BOSS302 with 8.2" deck height
• Piston to Deck Height: .010" below deck (nominal)
• Crankshaft: SCAT forged steel, 3.400" stroke
• Connecting Rods: SCAT forged steel I-beam rods with floating pins and ARP® bolts
• Pistons: Mahle forged aluminum pistons with 1.5mm, 1.5mm, 3.0mm rings and 6cc valve reliefs
• Valve Relief Compatibility: X306, X307, Z304DA, Z304P, N351, Z2, X2, and other inline valve Windsor heads (verify piston-to-valve clearance)
• Camshaft Compatibility: Hydraulic roller camshaft compatible
• Balancing: Internally balanced; requires a 0-balance flywheel and damper
• Recommended Head Fasteners: M-6065-BOSS head bolts or M-6014-BOSS studs (application dependent)
• Cylinder Head Compatibility: Compatible with most aftermarket performance cylinder heads
• Valve Angle Design: Pistons designed for 20-degree valve angle heads; compatible with stock or most spread valve guide centerlines
• Works Well With: Ford Performance cylinder heads M-6049-Z2 and M-6049-X2
• Designed For: M-6049-X306, X307, Z304DA, Z304P, and N351 cylinder heads
• Not Designed For: Production 302/351W or M-6049-Y302, Y303, X302, X303, X304, X305 cylinder heads
• Assembly Status: Fully assembled and ready for cylinder heads, camshaft, and timing chain set
• Required Head Gaskets: M-6051-CP331 or M-6051-S331
• Recommended Harmonic Balancer: High-performance M-6316-D302
• Recommended Oil Pump: High-volume oil pump M-6600-D2
• Fitment: 302 bolt pattern, oil pan, and timing cover
• Build Quality: Constructed with all new parts

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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