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  Home > Pistons > Probe Forged Pistons > PRS - Professional Race Series > Ford > Ford - 429/460 > Flat Top >

Probe Forged Pistons_PRS Series_Ford 521_Flat Top_1.350 C/H_4.360 Base Bore_-3.0cc_OEM Head_Gas Ported
Probe Forged Pistons

Photo may not be actual product

  


Available Part Numbers/Oversize

8004-1-10663-000 - 4.360
8004-1-10663-030 - 4.390
8004-1-10663-040 - 4.400
8004-1-10663-060 - 4.420
8004-1-10663-080 - 4.440


Probe Industries Professional Race Series Forged Pistons are designed for extreme performance street and all racing applications. They are available in a wide variety of designs, tuned to achieve the highest performance possible. Any combination from high performance street to heavily boosted race only cars will find Probe PRS Series Forged Pistons to be the perfect piston for virtually any application.
  • 2618-t61 Forged Aluminum
  • Lightweight piston designs
  • 52100 bearing steel wrist pins
  • Full floating
  • Tight running clearances
  • Low friction narrow piston rings
  • Top or lateral gas ports
  • Dual forced and broached pin oilers
  • Low drag skirt design
  • Large variety of compression ratios
  • Design specific valve reliefs
  • Nitrous - 400 H/P
  • Forced Induction - 20 lbs
  • Four (each) minimum order quantity
Custom sizes and applications are also available. Additional cost and manufacture times may apply.
Allow approximately 6 weeks for manufacture. Delivery times may vary seasonally.



Add a Total Seal Performance Ring Set......click here

www.P65Warnings.ca.gov



Item# Item Name Price Qty Add
8004-1-10663-000 PRS Pistons_Ford 514_Flat_4.360 Bore_-3.0cc
$1,610.00
8004-1-10663-030 PRS Pistons_Ford 521_Flat_4.390 Bore_-3.0cc
$1,610.00
8004-1-10663-040 PRS Pistons_Ford 523_Flat_4.400 Bore_-3.0cc
$1,610.00
8004-1-10663-060 PRS Pistons_Ford 528_Flat_4.420 Bore_-3.0cc
$1,610.00
8004-1-10663-080 PRS Pistons_Ford 533_Flat_4.440 Bore_-3.0cc
$1,610.00
Check the items you wish to purchase, then click


Technical Specs:
Item Code8004-1-10663
VendorProbe Industries
Product TypePistons
Product ModelProfessional Race Series - PRS
Nitrous400 H/P
Forced Induction20 lbs
Engine Displacement460
Engine FamilyFord - 385 Series
Material2618-t61
Bore4.360
Stroke4.300
Rod Length6.800
Compression Height1.350
Top TypeFlat
Net Piston Volume-3.0
Minimum Deck Thickness.200
Valve Pocket LocationOEM
Valve Pocket Cutters2.500 Intake - 2.150 Exhaust
Valve Pocket Depth.270 Intake - .000 Exhaust
Weight Without PinTBA
Wrist Pin Type52100 Bearing Steel
Wrist Pin Diameter.990
Wrist Pin Length2.930
Wall ThicknessPer Application
Wrist Pin WeightPer Application
Pin OilersForced
Pin Lock TypeDouble Spiral
Oil Support RailYes
Rings IncludedNo
Ring Grooves.043 - 1/16 - 3/16
Gas PortsVertical or Lateral
Gas Port Size10 to 12 - .062 drill
Ring Lands.340 - .180 - .080
QuantitySold in sets of 8
Minimum Order Quantity4 (each)
NotesRing Grooves suit reduced radial dimensions
Will not fit D Wall rings




Compression Ratio:
Cylinder Head Volume
Part Number Net cc 72cc 75cc 85cc 100cc
8004-1-10663-000 -3.0 12.97 12.58 11.43 10.08
8004-1-10663-030 -3.0 13.13 12.73 11.57 10.20
8004-1-10663-040 -3.0 13.19 12.79 11.62 10.24
8004-1-10663-060 -3.0 13.30 12.89 11.71 10.33
8004-1-10663-080 -3.0 13.40 12.99 11.81 10.41
Computed with .010 deck and .040 x 4.500 gasket

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Pistons > Probe Forged Pistons > PRS - Professional Race Series > Ford > Ford - 429/460 > Flat Top > Stock Valve Location