• Delkron

Delkron Big Bore Engine Case - D1026

  • Part #: 148825
  • Manufacturer Part #: D1026
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148825
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Overview of Delkron Big Bore Engine Case - D1026

  • Manufactured to exact tolerances
  • Engine cases feature 356 T-6 permanent mold casings
  • Corner radius maintained throughout eliminating stress areas found in unequal cooling after casting
  • Pre heated right and left case inserts with larger radiused ears removes vapor pockets and allows for superior aluminum flow, and iron to aluminum adhesion to eliminate possible insert movement
  • Extra rib on the left front motor mount prevents motor mount breakage and adds rigidity to the case
  • Top case bolt relocation upward and away from case center-line to allow larger cylinder bores without boring into the bolt
  • CNC controlled 4th axis allows perfect positioning for motor mounts, lifter blocks, cylinder spigots, oil pump etc
  • Solid dowel locating pins insure perfect alignment of case halves when assembled
  • 5.1 x 5.2 front and 5.0 x 5.5 rear cylinder deck for increased rigidity between upper and lower end
  • Blind case bolt holes and barrel studs holes eliminates thin areas where holes would normally intersect
  • Alternator stator plug located .300 in. outward eliminates thin areas at left case race
  • Nylon set screw holds plug
  • Rerouted oil passages eliminate weak areas between lifter blocks and cylinders
  • Standard fasteners throughout for easy replacement
  • Permanent mold castings beat the competition with superior strength, closer tolerances, better aluminum to insert adhesion
  • Gray cast-iron inserts with 1/2 in. wall sections
  • Timken bearings, cylinder studs installed
  • Pinion race-installed and line-lapped to standard size
  • 3 5/8 in. i.d. cylinders fit Big Bore models
  • All cases come with an MSO (Manufacturers Statement of Origin)
  • Made in the U.S.A.


Included Items:
1. (1) Engine case


Specs

Type Engine Case
Units Each
Weight 34.31 lbs

Specs for Delkron Big Bore Engine Case - D1026

Type Engine Case
Units Each
Weight 34.31 lbs

Fitment for Delkron Big Bore Engine Case - D1026

Part 148825 fits the following machines

See if this part fits your ride

Harley-Davidson
1984 Harley-Davidson Disc Glide - FXRDG
1991 Harley-Davidson Dyna Sturgis - FXDB
1987 Harley-Davidson Electra Glide - FLHT
1986 Harley-Davidson Electra Glide - FLHT
1985 Harley-Davidson Electra Glide - FLHT
1991 Harley-Davidson Electra Glide Classic - FLHTC
1990 Harley-Davidson Electra Glide Classic - FLHTC
1989 Harley-Davidson Electra Glide Classic - FLHTC
1988 Harley-Davidson Electra Glide Classic - FLHTC
1987 Harley-Davidson Electra Glide Classic - FLHTC
1986 Harley-Davidson Electra Glide Classic - FLHTC
1991 Harley-Davidson Electra Glide Sport - FLHS
1990 Harley-Davidson Electra Glide Sport - FLHS
1989 Harley-Davidson Electra Glide Sport - FLHS
1988 Harley-Davidson Electra Glide Sport - FLHS
1987 Harley-Davidson Electra Glide Sport - FLHS
1991 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
1990 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
1989 Harley-Davidson Electra Glide Ultra Classic - FLHTCU
1990 Harley-Davidson Heritage Softail - FLST
1989 Harley-Davidson Heritage Softail - FLST
1988 Harley-Davidson Heritage Softail - FLST
1987 Harley-Davidson Heritage Softail - FLST
1986 Harley-Davidson Heritage Softail - FLST
1991 Harley-Davidson Heritage Softail Classic - FLSTC
1990 Harley-Davidson Heritage Softail Classic - FLSTC
1989 Harley-Davidson Heritage Softail Classic - FLSTC
1988 Harley-Davidson Heritage Softail Classic - FLSTC
1985 Harley-Davidson Low Glide - FXRS
1984 Harley-Davidson Low Glide - FXRS
1985 Harley-Davidson Low Glide Custom - FXRC
1985 Harley-Davidson Low Rider - FXSB
1987 Harley-Davidson Low Rider Chrome - FXRC
1991 Harley-Davidson Low Rider Convertible - FXRS-CONV
1990 Harley-Davidson Low Rider Convertible - FXRS-CONV
1991 Harley-Davidson Low Rider Custom - FXLR
1990 Harley-Davidson Low Rider Custom - FXLR
1989 Harley-Davidson Low Rider Custom - FXLR
1988 Harley-Davidson Low Rider Custom - FXLR
1987 Harley-Davidson Low Rider Custom - FXLR
1991 Harley-Davidson Low Rider Sport - FXRS-SP
1990 Harley-Davidson Low Rider Sport - FXRS-SP
1989 Harley-Davidson Low Rider Sport - FXRS-SP
1988 Harley-Davidson Low Rider Sport - FXRS-SP
1987 Harley-Davidson Low Rider Sport - FXRS-SP
1986 Harley-Davidson Low Rider Sport - FXRS-SP
1990 Harley-Davidson Softail - FXST
1989 Harley-Davidson Softail - FXST
1988 Harley-Davidson Softail - FXST
1987 Harley-Davidson Softail - FXST
1986 Harley-Davidson Softail - FXST
1991 Harley-Davidson Softail Custom - FXSTC
1990 Harley-Davidson Softail Custom - FXSTC
1989 Harley-Davidson Softail Custom - FXSTC
1988 Harley-Davidson Softail Custom - FXSTC
1987 Harley-Davidson Softail Custom - FXSTC
1986 Harley-Davidson Softail Custom - FXSTC
1991 Harley-Davidson Softail Fat Boy - FLSTF
1990 Harley-Davidson Softail Fat Boy - FLSTF
1991 Harley-Davidson Softail Springer - FXSTS
1990 Harley-Davidson Softail Springer - FXSTS
1989 Harley-Davidson Softail Springer - FXSTS
1988 Harley-Davidson Softail Springer - FXSTS
1984 Harley-Davidson Sport Glide - FXRT
1986 Harley-Davidson Sport Glide Grand Touring - FXRD
1991 Harley-Davidson Super Glide - FXR
1990 Harley-Davidson Super Glide - FXR
1989 Harley-Davidson Super Glide - FXR
1988 Harley-Davidson Super Glide - FXR
1987 Harley-Davidson Super Glide - FXR
1986 Harley-Davidson Super Glide - FXR
1985 Harley-Davidson Super Glide Fat Bob - FXEF
1991 Harley-Davidson Tour Glide Classic - FLTC
1990 Harley-Davidson Tour Glide Classic - FLTC
1991 Harley-Davidson Tour Glide Ultra Classic - FLTCU
1990 Harley-Davidson Tour Glide Ultra Classic - FLTCU
1989 Harley-Davidson Tour Glide Ultra Classic - FLTCU
1986 Harley-Davidson Wide Glide - FXWG
1985 Harley-Davidson Wide Glide - FXWG

Reviews for Delkron Big Bore Engine Case - D1026

out of 1 reviews.

1 out of 1 (100%) customers would recommend this to a friend.

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Bossome!!!

March 21, 2011

These things look like they came out of a tank. Very thick material, well made, good machine work. For the price, Delkron's BP cases cannot be beat.

I would recommend this item to a friend.
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Instructions and Media for Delkron Big Bore Engine Case - D1026

Instructions - PDF Instructions - PDF Instructional PDF