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Drag Specialties High Compression Piston - 3.528 in. Bore/8:1 Ratio - DS-750723

  • Part #:
    H1313
  • Manufacturer Part #:
    DS-750723
Our Price: $34.95
Please select Bore Size
1 on Hand

Overview of Drag Specialties High Compression Piston - 3.528 in. Bore/8:1 Ratio - DS-750723

  • Keep the heart of your Harley pumping with these high-quality, cast aluminum pistons
  • Big Twin 41-80 and Shovelhead 78-84 feature internal steel struts to control heat expansion and come in stock and low-compression versions for most Harley-Davidson models
  • Pistons come complete with wrist pins and keepers; rings are not included (we suggest using Hastings rings-Part No. H1313R)
  • Ratio 8:1
  • Sold each


  • Our pistons, rings and kits are sold by application and bore size. Please note that STANDARD and OVERSIZES are not indicated. To get the correct part, you must know the standard bore size to make sure you are ordering either the standard or correct amount of oversize that you need. If you have any questions, please call Technical Service.

Specs for Drag Specialties High Compression Piston - 3.528 in. Bore/8:1 Ratio - DS-750723

Bore Size 3.528 in.
Compression Ratio 8:1
Type Piston
Type Piston w/o Ring Set
Units Each
Weight 2.87 lbs

Specs for Drag Specialties High Compression Piston - 3.528 in. Bore/8:1 Ratio - DS-750723

Bore Size 3.528 in.
Compression Ratio 8:1
Type Piston
Type Piston w/o Ring Set
Units Each
Weight 2.87 lbs

Fitment for Drag Specialties High Compression Piston - 3.528 in. Bore/8:1 Ratio - DS-750723

See if this part fits your ride

Part H1313 fits the following machines

Harley-Davidson
  • 1983 Harley-Davidson Disc Glide - FXDG
  • 1984 Harley-Davidson Electra Glide - FLH
  • 1983 Harley-Davidson Electra Glide - FLH
  • 1982 Harley-Davidson Electra Glide - FLH
  • 1981 Harley-Davidson Electra Glide - FLH
  • 1980 Harley-Davidson Electra Glide - FLH-80
  • 1979 Harley-Davidson Electra Glide - FLH-80
  • 1981 Harley-Davidson Electra Glide - FLHS
  • 1980 Harley-Davidson Electra Glide - FLHS
  • 1981 Harley-Davidson Electra Glide Classic - FLHC
  • 1980 Harley-Davidson Electra Glide Classic - FLHC
  • 1979 Harley-Davidson Electra Glide Classic - FLHC
  • 1981 Harley-Davidson Electra Glide Heritage - FLH
  • 1984 Harley-Davidson Electra Glide Special - FLHX
  • 1984 Harley-Davidson Electra Glide Sport - FLHS
  • 1983 Harley-Davidson Electra Glide Sport - FLHS
  • 1982 Harley-Davidson Electra Glide Sport - FLHS
  • 1981 Harley-Davidson Fat Bob - FXEF
  • 1980 Harley-Davidson Fat Bob - FXEF
  • 1979 Harley-Davidson Fat Bob - FXEF-80
  • 1982 Harley-Davidson Low Rider - FXS
  • 1981 Harley-Davidson Low Rider - FXS
  • 1980 Harley-Davidson Low Rider - FXS-80
  • 1979 Harley-Davidson Low Rider - FXS-80
  • 1984 Harley-Davidson Low Rider - FXSB
  • 1983 Harley-Davidson Low Rider - FXSB
  • 1983 Harley-Davidson Sport Glide - FXRT
  • 1982 Harley-Davidson Sturgis - FXB
  • 1981 Harley-Davidson Sturgis - FXB
  • 1980 Harley-Davidson Sturgis - FXB
  • 1984 Harley-Davidson Super Glide - FXE
  • 1983 Harley-Davidson Super Glide - FXE
  • 1982 Harley-Davidson Super Glide - FXE
  • 1981 Harley-Davidson Super Glide - FXE
  • 1983 Harley-Davidson Super Glide II - FXR
  • 1982 Harley-Davidson Super Glide II - FXR
  • 1983 Harley-Davidson Super Glide II - FXRS
  • 1982 Harley-Davidson Super Glide II - FXRS
  • 1983 Harley-Davidson Tour Glide - FLT
  • 1982 Harley-Davidson Tour Glide - FLT
  • 1981 Harley-Davidson Tour Glide - FLT
  • 1980 Harley-Davidson Tour Glide - FLT
  • 1984 Harley-Davidson Tour Glide Classic - FLTC (Early Model)
  • 1984 Harley-Davidson Tour Glide Classic - FLTC (Late Model)
  • 1983 Harley-Davidson Wide Glide - FXWG
  • 1982 Harley-Davidson Wide Glide - FXWG
  • 1981 Harley-Davidson Wide Glide - FXWG
  • 1980 Harley-Davidson Wide Glide - FXWG
1.0 / 5.0
1 Review
5 Stars
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1 Stars
0
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1
Finish
1.0 / 5
Fit
5.0 / 5
Quality
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Value
3.0 / 5
Would you recommend this product?
No (1)
Finish
1 / 5
Fit
5 / 5
Quality
1 / 5
Value
3 / 5
Would you recommend this product?
No
low quality - casting voids and irregularities
lots of casting errors and voids, the metal strut was not properly cast into the piston, boxes looked old and tattered like the stuff had sat for many years, pistons were labeled R and F but for shovelhead applications the front and rear are identical
April 25, 2017
Purchased
6 months ago
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Instructions and Manuals for Drag Specialties High Compression Piston - 3.528 in. Bore/8:1 Ratio - DS-750723

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