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  Home > Pistons > Probe Forged Pistons > SRS - Sportsman Race Series > Chevrolet > Chevrolet - 454 Big Block > Dome Top >

Probe Forged Pistons_SRS Series_Chevrolet 454_Dome_1.395 C/H_4.250 Base Bore_18.0cc_.990 Pin_OEM Valve Locations
Probe Forged Pistons

Photo may not be actual product



 


Available Part Numbers/Oversize

8125-3-13731-000 - 4.250
8125-3-13731-030 - 4.280
8125-3-13731-060 - 4.310
8125-3-13731-070 - 4.320
8125-3-13731-100 - 4.350
8125-3-13731-125 - 4.375


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
  • 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 14 business days for manufacture. Delivery times may vary seasonally.




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

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Item# Item Name Price Qty Add
8125-3-13731-000 SRS Pistons_Chevrolet 454_Dome_4.250 Bore_18.0cc
$950.00
8125-3-13731-030 SRS Pistons_Chevrolet 460_Dome_4.280 Bore_18.0cc
$950.00
8125-3-13731-060 SRS Pistons_Chevrolet 467_Dome_4.310 Bore_18.0cc
$950.00
8125-3-13731-070 SRS Pistons_Chevrolet 468_Dome_4.320 Bore_18.0cc
$950.00
8125-3-13731-100 SRS Pistons_Chevrolet 476_Dome_4.350 Bore_18.0cc
$950.00
8125-3-13731-125 SRS Pistons_Chevrolet 481_Dome_4.375 Bore_18.0cc
$950.00
Check the items you wish to purchase, then click


Technical Specs:
Item Code8125-3-13731
VendorProbe Industries
Product TypePistons
Product ModelSportsman Race Series - SRS
Nitrous250 H/P
Forced Induction12 lbs
Engine Displacement454
Engine FamilyChevrolet 454 Big Block
Material2618-t61
Base Bore4.250
Stroke4.000
Rod Length6.385
Compression Height1.395
Top TypeDome
Net Piston Volume18.0
Minimum Deck Thickness.180
Valve Pocket LocationOEM
Valve Pocket Cutters2.300 Intake - .000 Exhaust
Valve Pocket Depth.320 Intake - .060 Up Exhaust
Weight572
Wrist Pin Type5115 Carbon Steel
Wrist Pin Diameter.990
Wrist Pin Length2.930
Wall Thickness.150
Wrist Pin Weight146 grams
Pin OilersForced
Pin Lock TypeDouble Spiral
Oil Support RailNo
Rings IncludedNo
Ring Grooves1/16 - 1/16 - 3/16
Gas PortsNo
Gas Port SizeN/A
Ring Lands.350 - .160 - .080
QuantitySold in sets of 8
Minimum Order Quantity4 (each)
Notes




Compression Ratio:
Cylinder Head Volume
Part Number Net cc 109cc 112cc 118cc 123cc
8125-3-13731-000 18.0 10.01 9.76 9.29 8.94
8125-3-13731-030 18.0 10.14 9.88 9.40 9.05
8125-3-13731-060 18.0 10.26 10.00 9.52 9.16
8125-3-13731-070 18.0 10.31 10.04 9.56 9.19
8125-3-13731-100 18.0 10.43 10.17 9.68 9.31
8125-3-13731-125 18.0 10.54 10.27 9.77 9.40
Computed with .010 deck and .040 x 4.375 gasket



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