Part Number:
CNC-4171-DRP

SBF 351W 425/427W Balanced Rotating Assembly Stroker Kit 11.0:1 Diamond Pistons *TFS*

Ford 351W 425-427 Stroker kit Rotating Assembly Kit, Eagle Crankshaft 4.170 Stroke, Eagle H-Beam Rods 6.250, Diamond Pistons -20cc Dish, Fits 1 or 2-PC Rear Seal, Rings and Bearings Included, *3.000 Windsor Main*, Balanced Assembly, TFS heads

Special Price $3,149.95 Regular Price $3,199.95
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⚠ PROP 65 WARNING
⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to www.P65Warnings.ca.gov.
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Eagle SBF 425-427 windsor stroker competition rotating assembly kits are designed to support engine builds up to 850 horsepower. With added kit upgrades these kits can surpass 1250 plus horsepower ratings.

  • Eagle 4340 forged steel crankshaft, 4.170, 1 or 2 piece rear main seal *3.000 Windsor Mains*
  • Eagle 4340 steel H-Beam connecting rods with 7/16" ARP 8740 rod bolts, 6.250 length
  • Diamond Pistons, 2618 Forged alloy, 1.165 C/H
  • Performance performance piston ring set 1/16 1/16 3/16
  • Performance H series race rod and main bearings
  • Rotating assembly kit has been internally balanced in-house by CNC-Motorsports
  • Compression Ratio with 58cc 11.0:1
  • Compression Ratio with 64cc 10.4:1
  • *Note* Ford 351w engine block standard bore is 4.000, deck height 9.500
  • *4.125 / 4.155 Bore requires the use of an aftermarket block
  • Pistons fit Trick flow Twisted wedge heads
More Information
CNC Part Number CNC-4171-DRP
Price $3,199.95
Sold As Kit
Manufacturer's Part Number 4171-DRP
Brands Eagle
Part Types Engine Rotating Assembly Kit
Departments Parts
Vehicle Make Ford SB
Balanced Assembly Yes
Balance Type Internal
Crankshaft Material 4340 Forged Steel
Crankshaft Stroke 4.000
Piston Brand Diamond
Piston Type Dish
Rod Length 6.250
Piston Material Forged
Custom Notices ⚠ PROP 65 WARNING
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