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  Probe Industries FPS Pistons - Ford 302/393W Dish Top -12.2cc
Ford 302/393W -12.2cc Dish Top FPS Pistons




 
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Available Part Numbers/Oversize

P2305F-030 - 4.030
P2305F-040 - 4.040
P2305F-060 - 4.060

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
P2305F-030 FPS Pistons - Ford 302/393W Dish Top -12.2cc (+.030)
$467.00
P2305F-040 FPS Pistons - Ford 302/393W Dish Top -12.2cc (+.040)
$467.00
P2305F-STD FPS Pistons - Ford 302/393W Dish Top -12.2cc (STD)
$467.00
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Technical Specs:
Item CodeP2305F
Vendor NameProbe Industries
Product TypePistons
Product ModelFactory Performance Series - FPS
Engine Displacement
302/393
Engine FamilyFORD - 302/351 Windsor Based V8
Material4032 Forged Aluminum
Base Bore
4.000
Stroke
3.000/3.850
Rod Length
5.090/5.956
Compression Height
1.605
Top TypeDish Top
Net Head Volume
-12.2
Dish Depth
.068
Deck Thickness
.282
Valve Pocket Diameter2.150 intake - 1.700 Exhaust
Valve Pocket Depth.270/.150 Intake - .200 Exhaust
Weight Without Pin
520
Wrist Pin Diameter
.912
Wrist Pin Length
3.020
Wrist Pin Weight
146
Wrist Pin PlacementCentered
Pin Lock TypeDouble Spiral (press-fit may be used)
Ring Set
40564CP
Top Ring Groove
5/64
Second Ring Groove
5/64
Oil Ring Groove
3/16
Top Ring Land
.250
Second Ring Land
.170
Bottom Ring Land
.090
QuantitySold in sets of 8




Compression Ratio:

Part Number
Cylinder Head Volume
58.0cc61.0cc64.0cc68.0cc
Ford 302
P2305F-0308.778.498.237.91
P2305F-0408.808.528.267.94
P2305F-STD8.678.398.147.82
Ford 393W
P2305F-03010.9710.6110.289.87
P2305F-04011.0110.6510.329.91
P2305F-STD10.8410.4910.169.75




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