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  Home > Pistons > Probe Forged Pistons > SRS - Sportsman Race Series > Ford > Ford - 351 Windsor > Flat Top >

Probe Forged Pistons_SRS Series_Ford 428W Big Bore_Flat_1.290 C/H_4.125 Base Bore_-4.0cc_.927 Pin_Twisted Wedge 11R Head_W/Ring Set
Probe Forged Pistons

Photo may not be actual product

  


Available Part Numbers/Oversize

8101-1-74745-000 - 4.125
8101-1-74745-020 - 4.145
8101-1-74745-030 - 4.155


Probe Industries Sportsman Race Series (SRS) Forged Pistons are designed for high 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 mild nitrous or boost to race only cars will find Probe SRS Series Forged Pistons to be the perfect piston for virtually any application.
  • 2618-t6 Forged Aluminum
  • Lightweight wrist pins
  • Lightweight piston designs
  • Full floating wrist pins
  • Tight running clearances
  • Low Friction Narrow piston rings (rings included)
  • Broached Pin Oilers
  • Low drag skirt design
  • Large variety of compression ratios
  • Design specific valve reliefs
  • Nitrous - to 250 H/P
  • Forced Induction - 12 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
8101-1-74745-000 SRS Pistons_Ford 428W_Flat_4.125 Bore_-4.0cc
$850.00
8101-1-74745-030 SRS Pistons_Ford 434W_Flat_4.155 Bore_-4.0cc
$850.00
8101-1-74745-020 SRS Pistons_Ford 443W_Flat_4.145 Bore_-4.0cc
$850.00
Check the items you wish to purchase, then click


Technical Specs:
Item Code8101-1-74745
VendorProbe Industries
Product TypePistons
Product ModelSportsman Race Series - SRS
Nitrous250 H/P
Forced Induction12 lbs
Engine Displacement428
Engine FamilyFord - 351 Windsor
Material2618-t61
Base Bore4.125
Stroke4.000
Rod Length6.200
Compression Height1.290
Top TypeFlat
Net Piston Volume-4.0
Minimum Deck Thickness.180
Valve Pocket LocationTwisted Wedge 11R
Valve Pocket Cutters2.200 Intake - 1.700 Exhaust
Valve Pocket Depth.200 Intake - .150 Exhaust
WeightTBA
Wrist Pin Type5115 Carbon Steel
Wrist Pin Diameter.927
Wrist Pin Length2.500
Wall Thickness.150
Wrist Pin Weight118 grams
Pin OilersForced
Pin Lock TypeDouble Spiral
Oil Support RailNo
Rings IncludedYes
Ring Grooves1.5 - 1.5 - 3.0
Gas PortsNo
Gas Port SizeN/A
Ring Lands.260 - .180 - .080
QuantitySold in sets of 8
Minimum Order Quantity4 (each)
Notes




Compression Ratio:
Cylinder Head Volume
Part Number Net cc 58cc 61cc 64cc 72cc
8101-1-74745-000 -4.0 12.96 12.49 12.05 11.04
8101-1-74745-020 -4.0 13.07 12.59 12.16 11.13
8101-1-74745-030 -4.0 13.13 12.65 12.21 11.18
Computed with .010 deck and .040 x 4.200 gasket

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Pistons > Probe Forged Pistons > SRS - Sportsman Race Series > Ford > Ford - 351 Windsor > Flat Top
Pistons > Probe Forged Pistons > SRS - Sportsman Race Series > Ford > Ford - 351 Windsor > Flat Top > Twisted Wedge 11R Head