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KB Performance Motorcycle Pistons · KB292.020

Part #: KB292.020
UPC: 800745131928

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Description: KB MC Hyper Piston Kit - Harley Sportster Ironhead 1000 1972-85 -48.9cc Dm 8.2:1

Description:

Description

KB MC Hyper Piston Kit - Harley Sportster Ironhead 1000 1972-85 -48.9cc Dm 8.2:1

Features & benefits

    • -Hypereutectic.
    • -Centered pin.
    • -Includes lockring, pin, & ring set.

Specifications

GTIN
00800745131928
Life cycle
Available to Order
AAM brand code
KBM
Warehouse brand code
FHRL
AAIA brand code
FHRL

Attributes

Alloy
Cast 390 Hypereutectic Alloy
Base Number
KB292
Bore (in)
3.188
Bore (mm)
81.0
Bore Diameter
81.0
Compression Ratio
8.2 w/112cc
Crown (cc)
-48.9cc
Crown Type
DOME
Cylinder Bore Diameter
3.188
Eng. Disp Liters
1000
Eng. Disp. In.
61
Eng. Disp. Liters
1000
Engine Family
Sportster Ironhead 1000 1972-1985
Engine Manufacturer
Harley Davidson
Exhaust Valve Depth/diameter
2.060
Includes Ring Set
25013.020
Intake Valve Depth/diameter
2.060
Lock
RRN-81
Make For Engine Family
Harley Davidson
Oe Deck Height
5.07
Oversize
.020
Oversized
Yes
Oversizes
STD .010 .020 .030 .040 .050
Pin Configuration
Centered
Pin Diameter (in)
.792
Pin Diameter (mm)
20.1
Pin Number
0792x216K
Pin Type
Floating
Piston Head Type
Dome
Piston Material
Cast 390 Hypereutectic Alloy
Ring Pack
1/16, 1/16, 3/16
Rod (in)
7.44
Rod (mm)
188.976
Sold As
Piston & Ring Kit
Stroke (in)
3.812
Stroke (mm)
96.8
Top Land
.169
Year From
1972
Year Range
1972-1985
Year To
1985

Fitment status

This product is universal and will fit your application.