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Speedway Motors Bill Smith

KB 2.3 Ford Hypereutectic Pistons, Flat Top, 5.205 Rod

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Specs
Sold in Quantity:
Set
Piston Diameter:
-
Stroke:
3.126
MFG. Part #:
KB217+30
Wrist Pin Diameter:
.9122
Piston Ring Style:
C
Connecting Rod Length:
5.205"
Piston Weight:
440
Wrist Pin Weight:
102
Piston Style:
Flat Top w/ 2 valve reliefs
Piston Material:
Hypereutectic Aluminum
Garage Sale:
No
Notes
The end gap for a gas unrestricted top ring is 0.0065" per inch of bore the second is 0.004" per inch of bore.

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What's in the Box

Keith Black hypereutectic pistons are T-6 heat treated and offer reduced scuffing and improved durability. They also allow you to run tighter clearances which makes more power. 

Available in .030" and .040" oversizes (stock 3.78" bore x 3.126" stroke). Use ring Style C. Pins included.

Ring Style Chart (GIF)

Item Details

C/R 60cc: 9.1, C/R 64cc: 8.7
Piston Weight: 542 g
Rod Length: 5.205

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