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Probe Industries FPS Pistons - Chevy 496 Dome Top +18.0cc
Chevy 496 +18.0cc Dome Top FPS Pistons




 
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Available Part Numbers/Oversize

P4963F-030 - 4.280
P4963F-060 - 4.310
P4963F-070 - 4.320

FACTORY PERFORMANCE SERIES - FPS

Probe FPS Forged Pistons are designed for heavy duty (towing, etc.) or high performance street car, trucks, marine and some racing applications. FPS pistons are far stronger than hypereutectic cast pistons. May be used with boost and nitrous oxide.

  • 4032 Forged Aluminum
  • Increased valve clearance
  • Tight piston to wall clearance
  • Reduced piston weight
  • Reinforced piston skirts
  • Offset wrist pins for quiet operation (in select applications)
  • Press-fit or floating wrist pins(do not use locks in press-fit applications)

PROBE Industries Forged Pistons - The Fastest, Most Powerful Pistons For the Money! Since 1987 Probe Industries has manufactured a wide variety of products ranging from lightweight billet rockers to forged pistons. Probe Industries is continually striving for excellence in offering a large selection of products to racers and automotive enthusiasts. Today, Probe forged pistons are a result of many years of technological advances in both forging and machine tool technology.



Item# Item Name CHP Price Qty Add
P4963F-030 FPS Pistons - Chevy 496 Dome Top +18.0cc (+.030)
$0.00
P4963F-060 FPS Pistons - Chevy 496 Dome Top +18.0cc (+.030)
$0.00
P4963F-070 FPS Pistons - Chevy 496 Dome Top +18.0cc (+.040)
$0.00
Check the items you wish to purchase, then click


Technical Specs:
Item CodeP4963F
Vendor
Probe Industries
Product TypePistons
Product ModelFactory Performance Series - FPS
Engine Displacement
496
Engine FamilyCHEVROLET - Big Block V8
Material4032 Forged Aluminum
Base Bore
4.280
Stroke
4.250
Rod Length
6.385
Compression Height
1.270
Top TypeDome Top
Net Head Volume
+18.0
Deck Thickness
.225
Dome Height
.220
Valve Pocket Cutters2.350 Intake - .000 Exhaust
Valve Pocket Depth
.250 Intake - .000 Exhaust
Weight Without Pin
552
Wrist Pin Diameter
.990
Wrist Pin Length
2.930
Wrist Pin Weight
151
Wrist Pin PlacementCentered
Pin Lock TypeDouble Spiral (press-fit may be used)
Ring Set
40203CP
Top Ring Groove
5/64
Second Ring Groove
5/64
Oil Ring Groove
3/16
Top Ring Land
.325
Second Ring Land
.160
Bottom Ring Land
.075
Oil Rail Support
10202
QuantitySold in sets of 8




Compression Ratio:

Part Number
Cylinder Head Volume
106.0cc112.0cc118.0cc124.0cc
P4963F-03011.0410.479.969.50
P4963F-06011.1610.5810.079.61
P4963F-07011.2010.6210.119.65




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Pistons > Probe Industries > Chevrolet - 454 Big Block V8 > Mid Dome
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