Attributes

Key Value
Bore (in.)4.020 in.
Bore (mm)102.108mm
BrandKB
Compression Height (in.)1.433 in.
File FitYes
GaplessNo
Manufacturer's Part.KB253KTD.020
NotesCentered pin, 2.500 inc.
Oil Ring MaterialStainless steel
Oil Ring TensionStandard
Oil Ring Thickness3/16 in.
Part TypePistons
Pin Diameter (in.)0.927 in.
Piston Head Volume (cc)+7.00cc
Piston MaterialHypereutectic aluminum
Piston Ring Thickness1/16 in. x 1/16 in. x 3.
Piston Rings IncludedYes
Piston StyleFlat top, with two valv.
Product LineKB Performance Hyper Pi.
QuantitySold as a kit.
Rod Length5.700 in.
Second Ring Facing Mate.Cast iron
Second Ring MaterialIron
Second Ring Thickness1/16 in.
Stroke3.750 in.
Summit Racing Part Numb.UEM-KB253KTD-020
Top Ring Facing MaterialPlasma-moly
Top Ring MaterialDuctile iron
Top Ring Thickness1/16 in.
UPC800745166449
Wrist Pin IncludedYes
Wrist Pin Retainers Inc.Yes
Wrist Pin StylePress-fit or floating
© 2025 · Data Alchemy · Version 60 · ts:1760052239
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