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100% Original
7 Days Warranty
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Net Price
Applicable Models
See All
Dyna Low Rider - FXDL 93-98
Heritage Classic - FLSTC 87-99
80 Fat Bob - FXEF 1985
80 Low Rider - FXSB 1985
Custom - FXSTC 1986 - 1999
Disc Glide - FXRDG 1984
Dyna Convertible - FXDS-CONV 1994 - 1998
Dyna Daytona - FXDB 1991 - 1992
Dyna Glide Custom - FXDC 1992
Dyna Super Glide - FXD 1995 - 1998
Dyna Wide Glide - FXDWG 1993 - 1998
Electra Glide - FLHT 1985 - 1987
Electra Glide Classic - FLHTC 1984 - 1998
Electra Glide Classic Injected - FLHTC I 1995 - 1998
Electra Glide Sport - FLHS 1985 - 1993
Electra Glide Standard - FLHT 1995 - 1998
Electra Glide Ultra Classic - FLHTCU 1989 - 1998
Fat Boy - FLSTF 1990 - 1999
FXR 2 1999
FXR 3 1999
FXR 4 2000
Heritage - FLST 1986 - 1990
Heritage Nostalgia - FLSTN 1993
Heritage Special - FLSTN 1994 - 1996
Heritage Springer - FLSTS 1997 - 1999
Low Glide - FXRS 1984 - 1985
Low Glide Custom - FXRC 1985
Low Rider - FXRS 1986 - 1993
Low Rider Chrome - FXRC 1987
Low Rider Convertible - FXRS-CONV 1990 - 1993
Low Rider Custom - FXLR 1987 - 1994
Low Rider Sport - FXRS-SP 1988 - 1993
Road Glide - FLTR 1998
Road Glide-Injected - FLTR-I 1998
Road King - FLHR 1994 - 1998
Road King Classic Injected - FLHRC I 1998
Road King-Injected - FLHR-I 1996 - 1998
Softail - FXST 1984 - 1993
Softail Night Train - FXSTB 1999
Softail Springer - FXSTS 1988 - 1999
Softail Springer Bad Boy - FXSTSB 1995 - 1997
Softail Standard - FXST 1999
Sport Glide - FXRT 1984 - 1993
Sport Glide Grand Touring - FXRD 1986
Super Glide - FXR 1984 - 1994
Tour Glide Classic - FLTC 1984 - 1994
Tour Glide Ultra Classic - FLTCU 1988 - 1996
Tour Glide Ultra Classic Injected - FLTCU I 1996
Ultra Classic-Injected - FLHTCU-I 1995 - 1998
Wide Glide - FXWG 1985 - 1986
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Product Detail
Specification:
Boa Size: 3.498"
Compression ratio: 9.6: 1
Made in U.S.A: -
Material: Aluminum
Model: KB PERFORMANCE HYPEREUTECTIC
Note: Use lock ring part number 0913-0001.
Packaging: pair
Ring Style:dolly
Size: +.020"
Special design: Available
Stroke: 4 1/4"
Style: Performance Repair
Type: Piston Kit
BORE SIZE: 3.498"
COMPRESSION RATIO: 9.6: 1
MADE IN THE U. S. A: No
MATERIAL: Aluminum
MODEL: KB Performance Hypereutectic
NOTE: Use Lock Rings PART #0913-0001.
PACKAGING: Pair
RING STYLE:Moly
SIZE: +.020"
SPECIFIC APPLICATION: yes
STROKE: 4 1/4"
STYLE: Performance Replacement
TYPE: Piston Kit
Compression ratio: 9.6: 1
Made in U.S.A: -
Material: Aluminum
Model: KB PERFORMANCE HYPEREUTECTIC
Note: Use lock ring part number 0913-0001.
Packaging: pair
Ring Style:dolly
Size: +.020"
Special design: Available
Stroke: 4 1/4"
Style: Performance Repair
Type: Piston Kit
BORE SIZE: 3.498"
COMPRESSION RATIO: 9.6: 1
MADE IN THE U. S. A: No
MATERIAL: Aluminum
MODEL: KB Performance Hypereutectic
NOTE: Use Lock Rings PART #0913-0001.
PACKAGING: Pair
RING STYLE:Moly
SIZE: +.020"
SPECIFIC APPLICATION: yes
STROKE: 4 1/4"
STYLE: Performance Replacement
TYPE: Piston Kit
[Description]
Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy
Allow a tighter fit and longer piston and ring life
Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005") tolerances from piston to piston
Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings
Replacement piston rings and pin lock rings available separately
Allow a tighter fit and longer piston and ring life
Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005") tolerances from piston to piston
Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings
Replacement piston rings and pin lock rings available separately
Caution
*The instruction manual is in English.
*Delivery may be delayed due to importing.
*KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance.
*Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.
*Each replacement ring PART # denotes rings for two pistons, except 84-99 Big Bore kits and 99-06 88 "Twin Cam kits, which require two sets.
*Delivery may be delayed due to importing.
*KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance.
*Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation.
*Each replacement ring PART # denotes rings for two pistons, except 84-99 Big Bore kits and 99-06 88 "Twin Cam kits, which require two sets.
Applicable Models
Dyna Low Rider - FXDL 93-98
Heritage Classic - FLSTC 87-99
80 Fat Bob - FXEF 1985
80 Low Rider - FXSB 1985
Custom - FXSTC 1986 - 1999
Disc Glide - FXRDG 1984
Dyna Convertible - FXDS-CONV 1994 - 1998
Dyna Daytona - FXDB 1991 - 1992
Dyna Glide Custom - FXDC 1992
Dyna Super Glide - FXD 1995 - 1998
Dyna Wide Glide - FXDWG 1993 - 1998
Electra Glide - FLHT 1985 - 1987
Electra Glide Classic - FLHTC 1984 - 1998
Electra Glide Classic Injected - FLHTC I 1995 - 1998
Electra Glide Sport - FLHS 1985 - 1993
Electra Glide Standard - FLHT 1995 - 1998
Electra Glide Ultra Classic - FLHTCU 1989 - 1998
Fat Boy - FLSTF 1990 - 1999
FXR 2 1999
FXR 3 1999
FXR 4 2000
Heritage - FLST 1986 - 1990
Heritage Nostalgia - FLSTN 1993
Heritage Special - FLSTN 1994 - 1996
Heritage Springer - FLSTS 1997 - 1999
Low Glide - FXRS 1984 - 1985
Low Glide Custom - FXRC 1985
Low Rider - FXRS 1986 - 1993
Low Rider Chrome - FXRC 1987
Low Rider Convertible - FXRS-CONV 1990 - 1993
Low Rider Custom - FXLR 1987 - 1994
Low Rider Sport - FXRS-SP 1988 - 1993
Road Glide - FLTR 1998
Road Glide-Injected - FLTR-I 1998
Road King - FLHR 1994 - 1998
Road King Classic Injected - FLHRC I 1998
Road King-Injected - FLHR-I 1996 - 1998
Softail - FXST 1984 - 1993
Softail Night Train - FXSTB 1999
Softail Springer - FXSTS 1988 - 1999
Softail Springer Bad Boy - FXSTSB 1995 - 1997
Softail Standard - FXST 1999
Sport Glide - FXRT 1984 - 1993
Sport Glide Grand Touring - FXRD 1986
Super Glide - FXR 1984 - 1994
Tour Glide Classic - FLTC 1984 - 1994
Tour Glide Ultra Classic - FLTCU 1988 - 1996
Tour Glide Ultra Classic Injected - FLTCU I 1996
Ultra Classic-Injected - FLHTCU-I 1995 - 1998
Wide Glide - FXWG 1985 - 1986
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Model Page Links
- Dyna
- SOFTAIL
- TOURING
- FXEF (FAT BOB)
- FXLR DYNA LOW RIDER
- FXR DYNA SUPER GLIDE
- FXRS DYNA LOWRIDER
- FXRT SPORT GLIDE
- FXSB LOW RIDER
- FXSTC Softail Custome
- FXWG DYNA WIDE GLIDE
- FLTRI ROADGLIDE
- FLHRCI ROADKING CLASSIC
- FLHT ELECTRA GLIDE STANDARD
- FLSTC HERITAGE SOFTAIL CLASSIC
- FLSTCU ELECTRA GLIDE ULTRA CLASS
- FLSTS HERITAGE SOFTAIL SPRINGER
- FXDC DYNA SUPER GLIDE CUSTOM
- FXSTB SOFTAIL KNIGHT TRAIN
- FXSTS SPRINGER SOFTAIL
- FXRS-S
- FLTC
- FLST HERITAGE SOFTAIL
- FLHTCU ULTRACLASSIC ELECTRA GLIDE
- FLHS
- FLHTC-I Electra Glide Standard
- FLHRI ROADKING
- FXDL DYNA LOWRIDER
- FXDWG DYNA WIDE GLIDE
- FXDB DYNA STREET BOB
- FLHR ROADKING
- FLSTF FATBOY
- FLSTN SOFTAIL DELUXE
- FLTR Road Glide