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$297.99
Keith Black KB151.030 Hypereutectic 351W Ford Pistons, 4 x 3.5
KB Ford 351W Hypereutectic Pistons, Flat Top, 5.956 Rod

Keith Black KB151.030 Hypereutectic 351W Ford Pistons, 4 x 3.5

351W Ford Small Block V8, Flat Top w/ 2 valve reliefs Piston Style, 3.500" Stroke

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KB Ford 351W Hypereutectic Pistons, Flat Top, 5.956 Rod
KB Ford 351W Hypereutectic Pistons, Flat Top, 5.956 Rod
Keith Black KB151.030 Hypereutectic 351W Ford Pistons, 4 x 3.5
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KB Ford 351W Hypereutectic Pistons, Flat Top, 5.956 Rod
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Keith Black estimates this item will ship on or before April 7th.
Part # 474151-030
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$319.99
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Details

Piston Style:
Flat Top w/ 2 valve reliefs
Piston Material:
Hypereutectic Aluminum
Piston Diameter:
4.030"
Stroke:
3.500"
Connecting Rod Length:
5.956"
Piston Weight:
420 grams
Piston Ring Style:
A
Wrist Pin Diameter:
0.9120"
Wrist Pin Weight:
145 grams
Compression 64cc =:
10.3 : 1
MFG. Part #:
KB151.030
GTIN Code:
800745048103
Sold in Quantity:
Set

Info

Keith Black Hypereutectic pistons are T-6 heat treated and offer reduced scuffing and improved durability over stock replacement pistons. They also allow you to run tighter clearances because of reduced thermal expansion, which means more race winning power.

For Ford 3351W c.i. (4.00" bore x 3.50" stroke). Use piston ring Style A (5/64", 5/64", 3/16").

  • 390 Hypereutectic alloy
  • Fully machined crowns and valve reliefs
  • Drilled oil drain backs
  • Full floating wrist pins
  • Triple wound spiral locks
  • Reflective alloy allows 2% power increase
  • Quench dome technology minimizes deterioration
  • Zero deck quench designs

Ring Style Chart (GIF)

Item Details

C/R 64cc: 10.3, C/R 69cc: 9.7
Bore and Stroke: 4.00" x 3.50"
Rod Length: 5.956" Ring Style: A

Specs

  • Pin Diameter:  .912"

Charts

474-151 Instructions (PDF)

Important Messages

  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
Some parts are not legal for use in California or other states with similar laws/regulations

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