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  Home > Pistons > Probe Forged Pistons > SRS - Sportsman Race Series > Chevrolet > Chevrolet - 400 Small Block > Flat Top >

Probe Forged Pistons_SRS Series_Chevrolet 400_Flat_1.425 C/H_4.125 Base Bore_-5.0cc_.927 Pin_23° Wedge Head_W/Ring Set
Probe Forged Pistons

Photo may not be actual product

  


Available Part Numbers/Oversize

8122-1-12338-000 - 4.125
8122-1-12338-020 - 4.145
8122-1-12338-030 - 4.155
8122-1-12338-040 - 4.165
8122-1-12338-060 - 4.185


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
8122-1-12338-000 SRS Pistons_Chevrolet 400_Flat_4.125 Bore_-5.0cc
$850.00
8122-1-12338-020 SRS Pistons_Chevrolet 405_Flat_4.145 Bore_-5.0cc
$850.00
8122-1-12338-030 SRS Pistons_Chevrolet 406_Flat_4.155 Bore_-5.0cc
$850.00
8122-1-12338-040 SRS Pistons_Chevrolet 409_Flat_4.165 Bore_-5.0cc
$850.00
8122-1-12338-060 SRS Pistons_Chevrolet 413_Flat_4.185 Bore_-5.0cc
$850.00
Check the items you wish to purchase, then click


Technical Specs:
Item Code8122-1-12338
VendorProbe Industries
Product TypePistons
Product ModelSportsman Race Series - SRS
Nitrous250 H/P
Forced Induction12 lbs
Engine Displacement406
Engine FamilyChevrolet 400 Small Block
Material2618-t61
Base Bore4.125
Stroke3.750
Rod Length5.700
Compression Height1.425
Top TypeFlat
Net Piston Volume-4.0
Minimum Deck Thickness.180
Valve Pocket Location23d Wedge
Valve Pocket Cutters2.200 Intake - 1.900 Exhaust
Valve Pocket Depth.300 Intake - .200 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 64cc 68cc 72cc
8122-1-12338-000 -4.0 12.21 11.36 10.86 10.41
8122-1-12338-020 -4.0 12.31 11.46 10.96 10.50
8122-1-12338-030 -4.0 12.37 11.51 11.00 10.54
8122-1-12338-040 -4.0 12.42 11.56 11.05 10.59
8122-1-12338-060 -4.0 12.53 11.66 11.14 10.68
Computed with .010 deck and .040 x 4.200 gasket

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Pistons > Probe Forged Pistons > SRS - Sportsman Race Series > Chevrolet > Chevrolet - 400 Small Block > Flat Top