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Cylinder Heads for Stock Pistons - 106-4570

  • Part #:
    140739
  • Mfg Part #:
    106-4570
  • OEM/Ref#:
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Cylinder Heads for Stock Pistons - 106-4570

  • Part #:
    140739
  • Mfg Part #:
    106-4570
  • OEM/Ref#:
MSRP: $1,238.95

Price: $1115.06 10% off!
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Ships In 4-5 Business Days

S&S Cycle Cylinder Heads for Stock Pistons - 106-4570
  • S&S heads are available to be used with stock flat-top pistons
  • Fully assembled and include stainless steel valves and high-lift springs
  • Intake manifold and gasket kits are sold separately; gasket kits contain head gaskets, base gaskets and exhaust pipe gaskets (rocker box gaskets are not included due to the variety of available rocker box styles)
  • Optimized for smaller displacement engines
  • Slight increase in compression (8.8:1 in an 80 in. motor)
  • Port design increases flow, while maintaining velocity
  • Set up for .535 in. maximum lift
  • EFI compatible
  • Available in natural and black powder-coat finish
  • Sold in pairs
  • Made in the U.S.A.

This item ships 3-4 business days after order is processed

Included Items:

(2) Replacement stock cylinder heads

(2) Set screws

Instructions

Specifications
Part #: 140739
Mfg #: 106-4570
Type Cylinder Head
Units Pair
Weight 24.00 lbs
Alternate/OEM Part Number(s):
09300061
Resources & Manuals
Fitment for S&S Cycle Cylinder Heads for Stock Pistons - 106-4570

Part 140739 fits the following machines

Harley-Davidson
  • Disc Glide - FXRDG 1984
  • Dyna Convertible - FXDS-CONV 1995-1998
  • Dyna Daytona - FXDB 1992
  • Dyna Glide Custom - FXDC 1992
  • Dyna Low Rider - FXDL 1993-1998
  • Dyna Low Rider Convertible - FXDS-CONV 1994
  • Dyna Sturgis - FXDB 1991
  • Dyna Super Glide - FXD 1995-1998
  • Dyna Wide Glide - FXDWG 1993-1998
  • Electra Glide - FLH 1985
  • Electra Glide - FLHT 1985-1987
  • Electra Glide Classic - FLHTC 1984-1998
  • Electra Glide Classic Injected - FLHTC I 1996-1998
  • Electra Glide Sport - FLHS 1987-1993
  • Electra Glide Standard - FLHT 1995-1998
  • Electra Glide Ultra Classic - FLHTCU 1989-1998
  • Electra Glide Ultra Classic Injected - FLHTCU I 1995-1998
  • FXR 2 1999
  • FXR 3 1999
  • Heritage Softail - FLST 1986-1990
  • Heritage Softail Classic - FLSTC 1987-1999
  • Heritage Softail Nostalgia - FLSTN 1993
  • Heritage Softail Special - FLSTN 1994-1996
  • Heritage Softail Springer - FLSTS 1997-1999
  • Low Glide - FXRS 1984-1985
  • Low Glide Custom - FXRC 1985
  • Low Rider - FXRS 1986-1993
  • Low Rider - FXSB 1984-1985
  • Low Rider Chrome - FXRC 1987
  • Low Rider Convertible - FXRS-CONV 1990-1993
  • Low Rider Custom - FXLR 1987-1994
  • Low Rider Sport - FXRS-SP 1986-1993
  • 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 Custom - FXSTC 1986-1999
  • Softail Fat Boy - FLSTF 1990-1999
  • Softail Night Train - FXSTB 1999
  • Softail Springer - FXSTS 1988-1999
  • Softail Springer Bad Boy - FXSTSB 1995-1997
  • Softail Standard - FXST 1999
  • Sport Glide - FXRT 1985-1993
  • Sport Glide - FXRT (Early Model) 1984
  • Sport Glide - FXRT (Late Model) 1984
  • Sport Glide Grand Touring - FXRD 1986
  • Super Glide - FXR 1984-1994
  • Super Glide Fat Bob - FXEF 1985
  • Tour Glide Classic - FLTC 1982-1983, 1985-1994
  • Tour Glide Classic - FLTC (Early Model) 1984
  • Tour Glide Classic - FLTC (Late Model) 1984
  • Tour Glide Ultra Classic - FLTCU 1989-1995
  • Tour Glide Ultra Classic Injected - FLTCU I 1996
  • Wide Glide - FXWG 1985-1986
Reviews & Questions
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Valve size in 4570 heads ?
A shopper on Jun 21, 2019
BEST ANSWER: Not specified, you will need to contact S&S
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